./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.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_04-counting-local_true.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', 'fbb32b4b0fc13b053223118a66ace38dea46a70e128659e3b9aa432a1c2485f8']
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_04-counting-local_true.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 fbb32b4b0fc13b053223118a66ace38dea46a70e128659e3b9aa432a1c2485f8
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-06 18:52:24,820 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-06 18:52:24,901 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf
[2024-11-06 18:52:24,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-06 18:52:24,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-06 18:52:24,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-06 18:52:24,934 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-06 18:52:24,934 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-06 18:52:24,935 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-06 18:52:24,935 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-06 18:52:24,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-06 18:52:24,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-06 18:52:24,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-06 18:52:24,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-06 18:52:24,937 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-06 18:52:24,937 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-06 18:52:24,937 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-06 18:52:24,937 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-06 18:52:24,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-06 18:52:24,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-06 18:52:24,937 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-06 18:52:24,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-06 18:52:24,937 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-06 18:52:24,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-06 18:52:24,938 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-06 18:52:24,938 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-06 18:52:24,938 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-06 18:52:24,938 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-06 18:52:24,938 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-06 18:52:24,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-06 18:52:24,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-06 18:52:24,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-06 18:52:24,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-06 18:52:24,939 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-06 18:52:24,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-06 18:52:24,940 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-06 18:52:24,940 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-06 18:52:24,940 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-06 18:52:24,940 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-06 18:52:24,940 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 -> fbb32b4b0fc13b053223118a66ace38dea46a70e128659e3b9aa432a1c2485f8
[2024-11-06 18:52:25,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-06 18:52:25,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-06 18:52:25,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-06 18:52:25,204 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-06 18:52:25,205 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-06 18:52:25,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i
[2024-11-06 18:52:26,463 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-06 18:52:26,656 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-06 18:52:26,657 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i
[2024-11-06 18:52:26,663 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bdc6e3553/033d439878df4589ae6ccf1b4be8459a/FLAGe4ee33b22
[2024-11-06 18:52:26,680 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bdc6e3553/033d439878df4589ae6ccf1b4be8459a
[2024-11-06 18:52:26,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-06 18:52:26,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-06 18:52:26,686 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-06 18:52:26,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-06 18:52:26,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-06 18:52:26,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709e2dc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26, skipping insertion in model container
[2024-11-06 18:52:26,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,707 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-06 18:52:26,833 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_04-counting-local_true.i[1088,1101]
[2024-11-06 18:52:26,850 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-06 18:52:26,865 INFO L200 MainTranslator]: Completed pre-run
[2024-11-06 18:52:26,874 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_04-counting-local_true.i[1088,1101]
[2024-11-06 18:52:26,878 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-06 18:52:26,891 INFO L204 MainTranslator]: Completed translation
[2024-11-06 18:52:26,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26 WrapperNode
[2024-11-06 18:52:26,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-06 18:52:26,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-06 18:52:26,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-06 18:52:26,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-06 18:52:26,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,921 INFO L138 Inliner]: procedures = 21, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44
[2024-11-06 18:52:26,922 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-06 18:52:26,923 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-06 18:52:26,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-06 18:52:26,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-06 18:52:26,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,931 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,945 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 18:52:26,946 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,947 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,956 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,958 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-06 18:52:26,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-06 18:52:26,964 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-06 18:52:26,964 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-06 18:52:26,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (1/1) ...
[2024-11-06 18:52:26,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-06 18:52:26,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-06 18:52:26,994 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 18:52:26,997 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 18:52:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-06 18:52:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-06 18:52:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-06 18:52:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-06 18:52:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-11-06 18:52:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-11-06 18:52:27,074 INFO L238 CfgBuilder]: Building ICFG
[2024-11-06 18:52:27,076 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-06 18:52:27,207 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live.
[2024-11-06 18:52:27,207 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-06 18:52:27,216 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-06 18:52:27,217 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-06 18:52:27,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:52:27 BoogieIcfgContainer
[2024-11-06 18:52:27,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-06 18:52:27,221 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-06 18:52:27,222 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-06 18:52:27,226 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-06 18:52:27,226 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 06:52:26" (1/3) ...
[2024-11-06 18:52:27,227 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d77851a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:52:27, skipping insertion in model container
[2024-11-06 18:52:27,227 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:26" (2/3) ...
[2024-11-06 18:52:27,227 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d77851a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:52:27, skipping insertion in model container
[2024-11-06 18:52:27,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:52:27" (3/3) ...
[2024-11-06 18:52:27,229 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_04-counting-local_true.i
[2024-11-06 18:52:27,243 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-06 18:52:27,243 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-06 18:52:27,289 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-06 18:52:27,301 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;@7d1432b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-06 18:52:27,301 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-06 18:52:27,307 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 14 states have internal predecessors, (16), 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)
[2024-11-06 18:52:27,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-06 18:52:27,313 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-06 18:52:27,314 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-06 18:52:27,315 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-06 18:52:27,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-06 18:52:27,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1816863907, now seen corresponding path program 1 times
[2024-11-06 18:52:27,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-06 18:52:27,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349573240]
[2024-11-06 18:52:27,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-06 18:52:27,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-06 18:52:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-06 18:52:27,599 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 18:52:27,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-06 18:52:27,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349573240]
[2024-11-06 18:52:27,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349573240] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-06 18:52:27,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-06 18:52:27,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-06 18:52:27,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959964691]
[2024-11-06 18:52:27,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-06 18:52:27,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-06 18:52:27,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-06 18:52:27,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-06 18:52:27,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-06 18:52:27,630 INFO L87 Difference]: Start difference. First operand has 17 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 14 states have internal predecessors, (16), 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 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-06 18:52:27,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-06 18:52:27,649 INFO L93 Difference]: Finished difference Result 25 states and 30 transitions.
[2024-11-06 18:52:27,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-06 18:52:27,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7
[2024-11-06 18:52:27,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-06 18:52:27,660 INFO L225 Difference]: With dead ends: 25
[2024-11-06 18:52:27,660 INFO L226 Difference]: Without dead ends: 12
[2024-11-06 18:52:27,663 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 18:52:27,666 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-06 18:52:27,668 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 19 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-06 18:52:27,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states.
[2024-11-06 18:52:27,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12.
[2024-11-06 18:52:27,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 8 states have (on average 1.125) internal successors, (9), 9 states have internal predecessors, (9), 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)
[2024-11-06 18:52:27,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions.
[2024-11-06 18:52:27,698 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 7
[2024-11-06 18:52:27,699 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-06 18:52:27,699 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions.
[2024-11-06 18:52:27,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-06 18:52:27,699 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions.
[2024-11-06 18:52:27,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-06 18:52:27,700 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-06 18:52:27,700 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-06 18:52:27,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-06 18:52:27,701 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-06 18:52:27,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-06 18:52:27,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1805722073, now seen corresponding path program 1 times
[2024-11-06 18:52:27,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-06 18:52:27,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594750266]
[2024-11-06 18:52:27,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-06 18:52:27,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-06 18:52:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-06 18:52:27,909 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 18:52:27,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-06 18:52:27,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594750266]
[2024-11-06 18:52:27,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594750266] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-06 18:52:27,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-06 18:52:27,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-06 18:52:27,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613287590]
[2024-11-06 18:52:27,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-06 18:52:27,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-06 18:52:27,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-06 18:52:27,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-06 18:52:27,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-06 18:52:27,911 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-06 18:52:27,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-06 18:52:27,966 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions.
[2024-11-06 18:52:27,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-06 18:52:27,967 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7
[2024-11-06 18:52:27,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-06 18:52:27,968 INFO L225 Difference]: With dead ends: 12
[2024-11-06 18:52:27,968 INFO L226 Difference]: Without dead ends: 10
[2024-11-06 18:52:27,968 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2024-11-06 18:52:27,969 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-06 18:52:27,969 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 21 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-06 18:52:27,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states.
[2024-11-06 18:52:27,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10.
[2024-11-06 18:52:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.0) internal successors, (7), 7 states have internal predecessors, (7), 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)
[2024-11-06 18:52:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 9 transitions.
[2024-11-06 18:52:27,972 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 9 transitions. Word has length 7
[2024-11-06 18:52:27,972 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-06 18:52:27,972 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 9 transitions.
[2024-11-06 18:52:27,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-06 18:52:27,972 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions.
[2024-11-06 18:52:27,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-06 18:52:27,974 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-06 18:52:27,974 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-06 18:52:27,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-06 18:52:27,975 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-06 18:52:27,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-06 18:52:27,975 INFO L85 PathProgramCache]: Analyzing trace with hash 132279424, now seen corresponding path program 1 times
[2024-11-06 18:52:27,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-06 18:52:27,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105876961]
[2024-11-06 18:52:27,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-06 18:52:27,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-06 18:52:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-06 18:52:28,014 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-06 18:52:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-06 18:52:28,048 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-06 18:52:28,049 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-06 18:52:28,050 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining)
[2024-11-06 18:52:28,052 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining)
[2024-11-06 18:52:28,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-06 18:52:28,057 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-06 18:52:28,072 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-06 18:52:28,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 06:52:28 BoogieIcfgContainer
[2024-11-06 18:52:28,077 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-06 18:52:28,078 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-06 18:52:28,078 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-06 18:52:28,078 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-06 18:52:28,079 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:52:27" (3/4) ...
[2024-11-06 18:52:28,080 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-06 18:52:28,081 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-06 18:52:28,082 INFO L158 Benchmark]: Toolchain (without parser) took 1398.13ms. Allocated memory is still 100.7MB. Free memory was 76.8MB in the beginning and 36.6MB in the end (delta: 40.2MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB.
[2024-11-06 18:52:28,083 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-06 18:52:28,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.39ms. Allocated memory is still 100.7MB. Free memory was 76.7MB in the beginning and 65.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-06 18:52:28,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.05ms. Allocated memory is still 100.7MB. Free memory was 65.4MB in the beginning and 64.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-06 18:52:28,084 INFO L158 Benchmark]: Boogie Preprocessor took 40.07ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 62.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-06 18:52:28,084 INFO L158 Benchmark]: RCFGBuilder took 254.02ms. Allocated memory is still 100.7MB. Free memory was 62.8MB 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 18:52:28,085 INFO L158 Benchmark]: TraceAbstraction took 855.31ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 36.6MB in the end (delta: 16.1MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB.
[2024-11-06 18:52:28,085 INFO L158 Benchmark]: Witness Printer took 3.55ms. Allocated memory is still 100.7MB. Free memory was 36.6MB in the beginning and 36.6MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-06 18:52:28,087 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 207.39ms. Allocated memory is still 100.7MB. Free memory was 76.7MB in the beginning and 65.6MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 29.05ms. Allocated memory is still 100.7MB. Free memory was 65.4MB in the beginning and 64.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 40.07ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 62.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 254.02ms. Allocated memory is still 100.7MB. Free memory was 62.8MB 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 855.31ms. Allocated memory is still 100.7MB. Free memory was 52.7MB in the beginning and 36.6MB in the end (delta: 16.1MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB.
* Witness Printer took 3.55ms. Allocated memory is still 100.7MB. Free memory was 36.6MB in the beginning and 36.6MB 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: 48]: 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 48.
Possible FailurePath:
[L44] jmp_buf my_jump_buffer;
[L52] volatile int count = 0;
VAL [count=0]
[L54] COND TRUE count < 5
[L55] count++
[L56] CALL foo(count)
[L47] CALL __VERIFIER_assert(count >= 0 && count <= 5)
VAL [\old(cond)=1]
[L19] COND FALSE !(!(cond))
VAL [\old(cond)=1]
[L47] RET __VERIFIER_assert(count >= 0 && count <= 5)
VAL [count=1]
[L48] longjmp(my_jump_buffer, 1)
VAL [count=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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 15 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 24 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 18:52:28,115 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
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_04-counting-local_true.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 fbb32b4b0fc13b053223118a66ace38dea46a70e128659e3b9aa432a1c2485f8
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-06 18:52:30,238 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-06 18:52:30,315 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf
[2024-11-06 18:52:30,323 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-06 18:52:30,323 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-06 18:52:30,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-06 18:52:30,369 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-06 18:52:30,369 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-06 18:52:30,369 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-06 18:52:30,369 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-06 18:52:30,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-06 18:52:30,370 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-06 18:52:30,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-06 18:52:30,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-06 18:52:30,370 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-06 18:52:30,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-06 18:52:30,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-06 18:52:30,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-06 18:52:30,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-06 18:52:30,370 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-06 18:52:30,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-06 18:52:30,371 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-06 18:52:30,371 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-06 18:52:30,371 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-06 18:52:30,371 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-06 18:52:30,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-06 18:52:30,371 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-06 18:52:30,377 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-06 18:52:30,377 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-06 18:52:30,377 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-06 18:52:30,377 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-06 18:52:30,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-06 18:52:30,378 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-06 18:52:30,378 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-06 18:52:30,378 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-06 18:52:30,378 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-11-06 18:52:30,378 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-06 18:52:30,378 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-06 18:52:30,378 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-06 18:52:30,378 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-06 18:52:30,378 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-06 18:52:30,378 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 -> fbb32b4b0fc13b053223118a66ace38dea46a70e128659e3b9aa432a1c2485f8
[2024-11-06 18:52:30,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-06 18:52:30,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-06 18:52:30,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-06 18:52:30,674 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-06 18:52:30,675 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-06 18:52:30,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i
[2024-11-06 18:52:31,930 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-06 18:52:32,198 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-06 18:52:32,200 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/longjmp/68-longjmp_04-counting-local_true.i
[2024-11-06 18:52:32,211 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b9d7d62db/6e1353231b0e433babfbe572d0bea024/FLAGe7a09aa36
[2024-11-06 18:52:32,495 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b9d7d62db/6e1353231b0e433babfbe572d0bea024
[2024-11-06 18:52:32,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-06 18:52:32,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-06 18:52:32,499 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-06 18:52:32,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-06 18:52:32,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-06 18:52:32,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d49e61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32, skipping insertion in model container
[2024-11-06 18:52:32,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,518 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-06 18:52:32,642 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_04-counting-local_true.i[1088,1101]
[2024-11-06 18:52:32,659 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-06 18:52:32,676 INFO L200 MainTranslator]: Completed pre-run
[2024-11-06 18:52:32,684 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_04-counting-local_true.i[1088,1101]
[2024-11-06 18:52:32,690 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-06 18:52:32,705 INFO L204 MainTranslator]: Completed translation
[2024-11-06 18:52:32,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32 WrapperNode
[2024-11-06 18:52:32,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-06 18:52:32,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-06 18:52:32,707 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-06 18:52:32,707 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-06 18:52:32,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,734 INFO L138 Inliner]: procedures = 21, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44
[2024-11-06 18:52:32,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-06 18:52:32,735 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-06 18:52:32,735 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-06 18:52:32,735 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-06 18:52:32,744 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,746 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,755 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 18:52:32,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,760 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-06 18:52:32,770 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-06 18:52:32,770 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-06 18:52:32,770 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-06 18:52:32,771 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (1/1) ...
[2024-11-06 18:52:32,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-06 18:52:32,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-06 18:52:32,807 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 18:52:32,814 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 18:52:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-06 18:52:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-06 18:52:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-06 18:52:32,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-06 18:52:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-11-06 18:52:32,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-11-06 18:52:32,897 INFO L238 CfgBuilder]: Building ICFG
[2024-11-06 18:52:32,898 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-06 18:52:33,034 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live.
[2024-11-06 18:52:33,034 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-06 18:52:33,043 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-06 18:52:33,044 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-06 18:52:33,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:52:33 BoogieIcfgContainer
[2024-11-06 18:52:33,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-06 18:52:33,047 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-06 18:52:33,047 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-06 18:52:33,051 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-06 18:52:33,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 06:52:32" (1/3) ...
[2024-11-06 18:52:33,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ea3069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:52:33, skipping insertion in model container
[2024-11-06 18:52:33,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:52:32" (2/3) ...
[2024-11-06 18:52:33,053 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ea3069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:52:33, skipping insertion in model container
[2024-11-06 18:52:33,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:52:33" (3/3) ...
[2024-11-06 18:52:33,054 INFO L112 eAbstractionObserver]: Analyzing ICFG 68-longjmp_04-counting-local_true.i
[2024-11-06 18:52:33,068 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-06 18:52:33,068 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-06 18:52:33,108 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-06 18:52:33,118 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;@1983d62c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-06 18:52:33,118 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-06 18:52:33,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 14 states have internal predecessors, (16), 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)
[2024-11-06 18:52:33,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-06 18:52:33,127 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-06 18:52:33,128 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-06 18:52:33,128 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-06 18:52:33,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-06 18:52:33,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1816863907, now seen corresponding path program 1 times
[2024-11-06 18:52:33,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-06 18:52:33,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1102511067]
[2024-11-06 18:52:33,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-06 18:52:33,140 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 18:52:33,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-06 18:52:33,143 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 18:52:33,145 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 18:52:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-06 18:52:33,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-06 18:52:33,267 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-06 18:52:33,307 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 18:52:33,308 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-06 18:52:33,310 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-06 18:52:33,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1102511067]
[2024-11-06 18:52:33,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1102511067] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-06 18:52:33,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-06 18:52:33,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-06 18:52:33,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521521790]
[2024-11-06 18:52:33,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-06 18:52:33,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-06 18:52:33,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-06 18:52:33,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-06 18:52:33,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-06 18:52:33,339 INFO L87 Difference]: Start difference. First operand has 17 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 14 states have internal predecessors, (16), 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 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-06 18:52:33,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-06 18:52:33,358 INFO L93 Difference]: Finished difference Result 25 states and 30 transitions.
[2024-11-06 18:52:33,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-06 18:52:33,361 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7
[2024-11-06 18:52:33,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-06 18:52:33,365 INFO L225 Difference]: With dead ends: 25
[2024-11-06 18:52:33,365 INFO L226 Difference]: Without dead ends: 12
[2024-11-06 18:52:33,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 18:52:33,371 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-06 18:52:33,372 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 19 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-06 18:52:33,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states.
[2024-11-06 18:52:33,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12.
[2024-11-06 18:52:33,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 8 states have (on average 1.125) internal successors, (9), 9 states have internal predecessors, (9), 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)
[2024-11-06 18:52:33,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions.
[2024-11-06 18:52:33,400 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 7
[2024-11-06 18:52:33,400 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-06 18:52:33,400 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions.
[2024-11-06 18:52:33,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-06 18:52:33,401 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions.
[2024-11-06 18:52:33,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-06 18:52:33,402 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-06 18:52:33,402 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-06 18:52:33,407 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 18:52:33,603 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 18:52:33,603 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-06 18:52:33,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-06 18:52:33,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1805722073, now seen corresponding path program 1 times
[2024-11-06 18:52:33,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-06 18:52:33,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1946847497]
[2024-11-06 18:52:33,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-06 18:52:33,605 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 18:52:33,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-06 18:52:33,608 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 18:52:33,609 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 18:52:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-06 18:52:33,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjuncts are in the unsatisfiable core
[2024-11-06 18:52:33,672 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-06 18:52:33,756 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 18:52:33,756 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-06 18:52:33,756 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-06 18:52:33,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1946847497]
[2024-11-06 18:52:33,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1946847497] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-06 18:52:33,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-06 18:52:33,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-06 18:52:33,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117246976]
[2024-11-06 18:52:33,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-06 18:52:33,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-06 18:52:33,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-06 18:52:33,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-06 18:52:33,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-06 18:52:33,759 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-06 18:52:33,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-06 18:52:33,789 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions.
[2024-11-06 18:52:33,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-06 18:52:33,790 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7
[2024-11-06 18:52:33,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-06 18:52:33,790 INFO L225 Difference]: With dead ends: 12
[2024-11-06 18:52:33,791 INFO L226 Difference]: Without dead ends: 10
[2024-11-06 18:52:33,791 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2024-11-06 18:52:33,791 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-06 18:52:33,792 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 21 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-06 18:52:33,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states.
[2024-11-06 18:52:33,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10.
[2024-11-06 18:52:33,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 7 states have (on average 1.0) internal successors, (7), 7 states have internal predecessors, (7), 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)
[2024-11-06 18:52:33,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 9 transitions.
[2024-11-06 18:52:33,795 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 9 transitions. Word has length 7
[2024-11-06 18:52:33,795 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-06 18:52:33,795 INFO L471 AbstractCegarLoop]: Abstraction has 10 states and 9 transitions.
[2024-11-06 18:52:33,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-06 18:52:33,795 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions.
[2024-11-06 18:52:33,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-06 18:52:33,796 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-06 18:52:33,796 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-06 18:52:33,799 INFO L540 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)] Forceful destruction successful, exit code 0
[2024-11-06 18:52:33,998 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 18:52:33,999 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-06 18:52:33,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-06 18:52:33,999 INFO L85 PathProgramCache]: Analyzing trace with hash 132279424, now seen corresponding path program 1 times
[2024-11-06 18:52:33,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-06 18:52:34,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1403193157]
[2024-11-06 18:52:34,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-06 18:52:34,000 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 18:52:34,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-06 18:52:34,002 INFO L229 MonitoredProcess]: Starting monitored process 4 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 18:52:34,003 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 (4)] Waiting until timeout for monitored process
[2024-11-06 18:52:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-06 18:52:34,067 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-06 18:52:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-06 18:52:34,099 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace
[2024-11-06 18:52:34,099 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-06 18:52:34,100 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE (1 of 2 remaining)
[2024-11-06 18:52:34,101 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining)
[2024-11-06 18:52:34,106 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 (4)] Ended with exit code 0
[2024-11-06 18:52:34,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /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 18:52:34,304 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-06 18:52:34,315 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-06 18:52:34,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 06:52:34 BoogieIcfgContainer
[2024-11-06 18:52:34,317 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-06 18:52:34,318 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-06 18:52:34,318 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-06 18:52:34,318 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-06 18:52:34,319 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:52:33" (3/4) ...
[2024-11-06 18:52:34,320 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-06 18:52:34,321 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-06 18:52:34,322 INFO L158 Benchmark]: Toolchain (without parser) took 1823.87ms. Allocated memory is still 117.4MB. Free memory was 94.8MB in the beginning and 81.1MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-11-06 18:52:34,322 INFO L158 Benchmark]: CDTParser took 1.03ms. Allocated memory is still 83.9MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-06 18:52:34,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.37ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 83.2MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-06 18:52:34,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.96ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 81.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-06 18:52:34,324 INFO L158 Benchmark]: Boogie Preprocessor took 31.70ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-06 18:52:34,324 INFO L158 Benchmark]: RCFGBuilder took 274.72ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 69.5MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-06 18:52:34,324 INFO L158 Benchmark]: TraceAbstraction took 1270.76ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 81.8MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-06 18:52:34,325 INFO L158 Benchmark]: Witness Printer took 3.26ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 81.1MB in the end (delta: 695.6kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-06 18:52:34,326 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.03ms. Allocated memory is still 83.9MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 207.37ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 83.2MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 27.96ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 81.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 31.70ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 274.72ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 69.5MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1270.76ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 81.8MB in the end (delta: -12.7MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 3.26ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 81.1MB in the end (delta: 695.6kB). 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: 48]: 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 48.
Possible FailurePath:
[L44] jmp_buf my_jump_buffer;
[L52] volatile int count = 0;
VAL [count=0]
[L54] COND TRUE count < 5
[L55] count++
[L56] CALL foo(count)
[L47] CALL __VERIFIER_assert(count >= 0 && count <= 5)
VAL [\old(cond)=1]
[L19] COND FALSE !(!(cond))
VAL [\old(cond)=1]
[L47] RET __VERIFIER_assert(count >= 0 && count <= 5)
VAL [count=1]
[L48] longjmp(my_jump_buffer, 1)
VAL [count=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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 15 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 2 NumberOfNonLiveVariables, 99 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 18:52:34,350 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
Writing output log to file Ultimate.log
Result:
UNKNOWN: Overapproximated counterexample