./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_14_bad.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
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/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_14_bad.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '3ee916beae062d3ff964124d26b6f0584516a31bf47a93350b1256f317e6c256']
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/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_14_bad.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3ee916beae062d3ff964124d26b6f0584516a31bf47a93350b1256f317e6c256
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 21:56:50,324 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 21:56:50,414 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-07 21:56:50,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 21:56:50,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 21:56:50,439 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 21:56:50,440 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 21:56:50,440 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 21:56:50,441 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 21:56:50,441 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 21:56:50,441 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 21:56:50,441 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 21:56:50,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 21:56:50,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 21:56:50,442 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 21:56:50,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 21:56:50,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 21:56:50,442 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-07 21:56:50,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 21:56:50,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 21:56:50,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 21:56:50,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 21:56:50,443 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 21:56:50,443 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 21:56:50,443 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 21:56:50,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 21:56:50,443 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 21:56:50,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 21:56:50,443 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 21:56:50,443 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 21:56:50,444 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 21:56:50,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 21:56:50,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 21:56:50,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 21:56:50,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 21:56:50,444 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-07 21:56:50,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-07 21:56:50,444 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 21:56:50,445 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 21:56:50,445 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 21:56:50,445 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 21:56:50,445 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 ! overflow) )
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 -> 3ee916beae062d3ff964124d26b6f0584516a31bf47a93350b1256f317e6c256
[2024-11-07 21:56:50,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 21:56:50,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 21:56:50,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 21:56:50,736 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 21:56:50,737 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 21:56:50,739 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_14_bad.i
[2024-11-07 21:56:52,021 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 21:56:52,447 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 21:56:52,448 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_14_bad.i
[2024-11-07 21:56:52,479 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7f8152acc/5d8d60bddc764462bad30e5545d6824e/FLAG21358fd76
[2024-11-07 21:56:52,499 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7f8152acc/5d8d60bddc764462bad30e5545d6824e
[2024-11-07 21:56:52,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 21:56:52,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 21:56:52,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 21:56:52,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 21:56:52,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 21:56:52,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:56:52" (1/1) ...
[2024-11-07 21:56:52,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd44f93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:52, skipping insertion in model container
[2024-11-07 21:56:52,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:56:52" (1/1) ...
[2024-11-07 21:56:52,559 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 21:56:53,380 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 21:56:53,388 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 21:56:53,466 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 21:56:53,798 INFO L204 MainTranslator]: Completed translation
[2024-11-07 21:56:53,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53 WrapperNode
[2024-11-07 21:56:53,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 21:56:53,800 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 21:56:53,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 21:56:53,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 21:56:53,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,845 INFO L138 Inliner]: procedures = 935, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44
[2024-11-07 21:56:53,846 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 21:56:53,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 21:56:53,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 21:56:53,847 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 21:56:53,853 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,856 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,864 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-07 21:56:53,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,866 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,872 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,873 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,875 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 21:56:53,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 21:56:53,876 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 21:56:53,876 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 21:56:53,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (1/1) ...
[2024-11-07 21:56:53,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 21:56:53,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 21:56:53,906 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)
[2024-11-07 21:56:53,909 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
[2024-11-07 21:56:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 21:56:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 21:56:53,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 21:56:53,924 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-07 21:56:53,924 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-07 21:56:54,032 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 21:56:54,033 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 21:56:54,099 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live.
[2024-11-07 21:56:54,100 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 21:56:54,108 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 21:56:54,109 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 21:56:54,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:56:54 BoogieIcfgContainer
[2024-11-07 21:56:54,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 21:56:54,112 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 21:56:54,112 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 21:56:54,116 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 21:56:54,116 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 09:56:52" (1/3) ...
[2024-11-07 21:56:54,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@561f2764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:56:54, skipping insertion in model container
[2024-11-07 21:56:54,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:53" (2/3) ...
[2024-11-07 21:56:54,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@561f2764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:56:54, skipping insertion in model container
[2024-11-07 21:56:54,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:56:54" (3/3) ...
[2024-11-07 21:56:54,118 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_14_bad.i
[2024-11-07 21:56:54,130 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 21:56:54,131 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-07 21:56:54,170 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 21:56:54,179 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;@5790b54f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 21:56:54,180 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-07 21:56:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-07 21:56:54,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-07 21:56:54,189 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 21:56:54,189 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 21:56:54,189 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 21:56:54,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 21:56:54,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1415283690, now seen corresponding path program 1 times
[2024-11-07 21:56:54,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 21:56:54,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501245585]
[2024-11-07 21:56:54,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 21:56:54,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 21:56:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:56:54,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-07 21:56:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:56:54,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 21:56:54,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 21:56:54,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501245585]
[2024-11-07 21:56:54,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501245585] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 21:56:54,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 21:56:54,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-07 21:56:54,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270727343]
[2024-11-07 21:56:54,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 21:56:54,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-07 21:56:54,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 21:56:54,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-07 21:56:54,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 21:56:54,432 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 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)
[2024-11-07 21:56:54,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 21:56:54,444 INFO L93 Difference]: Finished difference Result 21 states and 24 transitions.
[2024-11-07 21:56:54,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-07 21:56:54,446 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 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) Word has length 11
[2024-11-07 21:56:54,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 21:56:54,453 INFO L225 Difference]: With dead ends: 21
[2024-11-07 21:56:54,454 INFO L226 Difference]: Without dead ends: 13
[2024-11-07 21:56:54,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 21:56:54,459 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 21:56:54,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 21:56:54,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states.
[2024-11-07 21:56:54,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13.
[2024-11-07 21:56:54,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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)
[2024-11-07 21:56:54,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions.
[2024-11-07 21:56:54,490 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11
[2024-11-07 21:56:54,491 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 21:56:54,491 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions.
[2024-11-07 21:56:54,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 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)
[2024-11-07 21:56:54,492 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions.
[2024-11-07 21:56:54,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-07 21:56:54,493 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 21:56:54,493 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 21:56:54,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-07 21:56:54,493 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 21:56:54,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 21:56:54,494 INFO L85 PathProgramCache]: Analyzing trace with hash 924121485, now seen corresponding path program 1 times
[2024-11-07 21:56:54,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 21:56:54,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746376511]
[2024-11-07 21:56:54,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 21:56:54,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 21:56:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:56:54,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-07 21:56:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:56:54,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 21:56:54,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 21:56:54,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746376511]
[2024-11-07 21:56:54,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746376511] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 21:56:54,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 21:56:54,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-07 21:56:54,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038740584]
[2024-11-07 21:56:54,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 21:56:54,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 21:56:54,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 21:56:54,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 21:56:54,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 21:56:54,622 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 21:56:54,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 21:56:54,632 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions.
[2024-11-07 21:56:54,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-07 21:56:54,632 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2024-11-07 21:56:54,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 21:56:54,633 INFO L225 Difference]: With dead ends: 17
[2024-11-07 21:56:54,633 INFO L226 Difference]: Without dead ends: 13
[2024-11-07 21:56:54,634 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
[2024-11-07 21:56:54,636 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 9 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 11 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
[2024-11-07 21:56:54,637 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 21:56:54,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states.
[2024-11-07 21:56:54,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13.
[2024-11-07 21:56:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 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)
[2024-11-07 21:56:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions.
[2024-11-07 21:56:54,641 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 12
[2024-11-07 21:56:54,641 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 21:56:54,642 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions.
[2024-11-07 21:56:54,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 21:56:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions.
[2024-11-07 21:56:54,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-07 21:56:54,642 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 21:56:54,642 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 21:56:54,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-07 21:56:54,643 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 21:56:54,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 21:56:54,643 INFO L85 PathProgramCache]: Analyzing trace with hash 924061903, now seen corresponding path program 1 times
[2024-11-07 21:56:54,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 21:56:54,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926623357]
[2024-11-07 21:56:54,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 21:56:54,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 21:56:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-07 21:56:54,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1777245561]
[2024-11-07 21:56:54,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 21:56:54,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-07 21:56:54,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 21:56:54,672 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-07 21:56:54,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-07 21:56:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 21:56:54,773 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 21:56:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 21:56:54,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 21:56:54,812 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 21:56:54,812 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-07 21:56:54,814 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-07 21:56:54,831 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-07 21:56:55,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-07 21:56:55,017 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-07 21:56:55,033 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 21:56:55,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 09:56:55 BoogieIcfgContainer
[2024-11-07 21:56:55,035 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 21:56:55,036 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 21:56:55,036 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 21:56:55,036 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 21:56:55,037 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:56:54" (3/4) ...
[2024-11-07 21:56:55,038 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 21:56:55,039 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 21:56:55,040 INFO L158 Benchmark]: Toolchain (without parser) took 2537.05ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 88.2MB in the beginning and 93.9MB in the end (delta: -5.7MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB.
[2024-11-07 21:56:55,040 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:56:55,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1295.13ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 88.0MB in the beginning and 73.5MB in the end (delta: 14.5MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB.
[2024-11-07 21:56:55,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.19ms. Allocated memory is still 151.0MB. Free memory was 73.5MB in the beginning and 70.2MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:56:55,041 INFO L158 Benchmark]: Boogie Preprocessor took 28.44ms. Allocated memory is still 151.0MB. Free memory was 70.2MB in the beginning and 68.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:56:55,041 INFO L158 Benchmark]: RCFGBuilder took 233.94ms. Allocated memory is still 151.0MB. Free memory was 68.9MB in the beginning and 57.4MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 21:56:55,041 INFO L158 Benchmark]: TraceAbstraction took 923.02ms. Allocated memory is still 151.0MB. Free memory was 56.8MB in the beginning and 93.9MB in the end (delta: -37.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:56:55,042 INFO L158 Benchmark]: Witness Printer took 3.35ms. Allocated memory is still 151.0MB. Free memory was 93.9MB in the beginning and 93.9MB in the end (delta: 33.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:56:55,043 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1295.13ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 88.0MB in the beginning and 73.5MB in the end (delta: 14.5MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 46.19ms. Allocated memory is still 151.0MB. Free memory was 73.5MB in the beginning and 70.2MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 28.44ms. Allocated memory is still 151.0MB. Free memory was 70.2MB in the beginning and 68.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 233.94ms. Allocated memory is still 151.0MB. Free memory was 68.9MB in the beginning and 57.4MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 923.02ms. Allocated memory is still 151.0MB. Free memory was 56.8MB in the beginning and 93.9MB in the end (delta: -37.2MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 3.35ms. Allocated memory is still 151.0MB. Free memory was 93.9MB in the beginning and 93.9MB in the end (delta: 33.8kB). 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: 1843]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: overapproximation of large string literal at line 1851.
Possible FailurePath:
[L1522] const int GLOBAL_CONST_TRUE = 1;
[L1523] const int GLOBAL_CONST_FALSE = 0;
[L1524] const int GLOBAL_CONST_FIVE = 5;
[L1525] int globalTrue = 1;
[L1526] int globalFalse = 0;
[L1527] int globalFive = 5;
[L1546] int globalArgc = 0;
[L1547] char** globalArgv = ((void *)0);
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1851] CALL printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1414] COND TRUE line != ((void *)0)
[L1851] RET printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1852] CALL CWE190_Integer_Overflow__int_fscanf_square_14_bad()
[L1834] int data;
[L1835] data = 0
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1836] COND TRUE globalFive==5
[L1840] COND TRUE globalFive==5
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1843] data * data
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
- UnprovableResult [Line: 1843]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 34 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 34 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0.2s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 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
[2024-11-07 21:56:55,065 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/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_14_bad.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3ee916beae062d3ff964124d26b6f0584516a31bf47a93350b1256f317e6c256
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 21:56:57,118 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 21:56:57,174 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf
[2024-11-07 21:56:57,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 21:56:57,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 21:56:57,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2024-11-07 21:56:57,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 21:56:57,259 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 21:56:57,259 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 21:56:57,259 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 21:56:57,260 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 21:56:57,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 21:56:57,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 21:56:57,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 21:56:57,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 21:56:57,260 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 21:56:57,260 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 21:56:57,260 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 21:56:57,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 21:56:57,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 21:56:57,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 21:56:57,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 21:56:57,261 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 21:56:57,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 21:56:57,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 21:56:57,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 21:56:57,262 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 21:56:57,262 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-11-07 21:56:57,262 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-07 21:56:57,262 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 21:56:57,268 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 21:56:57,268 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 21:56:57,268 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 21:56:57,268 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 ! overflow) )
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 -> 3ee916beae062d3ff964124d26b6f0584516a31bf47a93350b1256f317e6c256
[2024-11-07 21:56:57,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 21:56:57,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 21:56:57,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 21:56:57,550 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 21:56:57,550 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 21:56:57,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_14_bad.i
[2024-11-07 21:56:58,798 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 21:56:59,264 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 21:56:59,264 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_14_bad.i
[2024-11-07 21:56:59,296 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/add88489c/245a4cbe8a61445eab7c2d4a1b285abb/FLAG3e21b1bed
[2024-11-07 21:56:59,313 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/add88489c/245a4cbe8a61445eab7c2d4a1b285abb
[2024-11-07 21:56:59,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 21:56:59,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 21:56:59,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 21:56:59,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 21:56:59,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 21:56:59,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:56:59" (1/1) ...
[2024-11-07 21:56:59,326 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e7634fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:56:59, skipping insertion in model container
[2024-11-07 21:56:59,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:56:59" (1/1) ...
[2024-11-07 21:56:59,373 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 21:57:00,319 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 21:57:00,328 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 21:57:00,425 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 21:57:00,715 INFO L204 MainTranslator]: Completed translation
[2024-11-07 21:57:00,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00 WrapperNode
[2024-11-07 21:57:00,716 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 21:57:00,718 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 21:57:00,718 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 21:57:00,718 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 21:57:00,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,770 INFO L138 Inliner]: procedures = 940, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43
[2024-11-07 21:57:00,771 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 21:57:00,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 21:57:00,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 21:57:00,772 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 21:57:00,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,781 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,788 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-07 21:57:00,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 21:57:00,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 21:57:00,803 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 21:57:00,803 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 21:57:00,804 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (1/1) ...
[2024-11-07 21:57:00,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 21:57:00,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 21:57:00,828 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)
[2024-11-07 21:57:00,830 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
[2024-11-07 21:57:00,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 21:57:00,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 21:57:00,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 21:57:00,850 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-07 21:57:00,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-07 21:57:00,978 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 21:57:00,979 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 21:57:02,759 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live.
[2024-11-07 21:57:02,759 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 21:57:02,768 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 21:57:02,768 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 21:57:02,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:57:02 BoogieIcfgContainer
[2024-11-07 21:57:02,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 21:57:02,772 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 21:57:02,773 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 21:57:02,777 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 21:57:02,778 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 09:56:59" (1/3) ...
[2024-11-07 21:57:02,778 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72078d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:57:02, skipping insertion in model container
[2024-11-07 21:57:02,778 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:57:00" (2/3) ...
[2024-11-07 21:57:02,779 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72078d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:57:02, skipping insertion in model container
[2024-11-07 21:57:02,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:57:02" (3/3) ...
[2024-11-07 21:57:02,780 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_14_bad.i
[2024-11-07 21:57:02,795 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 21:57:02,796 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-07 21:57:02,848 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 21:57:02,860 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;@19dc8820, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 21:57:02,860 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-07 21:57:02,867 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-07 21:57:02,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-07 21:57:02,873 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 21:57:02,873 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 21:57:02,874 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 21:57:02,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 21:57:02,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1415283690, now seen corresponding path program 1 times
[2024-11-07 21:57:02,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 21:57:02,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2018206343]
[2024-11-07 21:57:02,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 21:57:02,889 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
[2024-11-07 21:57:02,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 21:57:02,892 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)
[2024-11-07 21:57:02,892 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
[2024-11-07 21:57:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:57:03,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-07 21:57:03,017 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 21:57:03,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 21:57:03,082 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-07 21:57:03,082 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-07 21:57:03,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2018206343]
[2024-11-07 21:57:03,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2018206343] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 21:57:03,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 21:57:03,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 21:57:03,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068721061]
[2024-11-07 21:57:03,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 21:57:03,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 21:57:03,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-07 21:57:03,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 21:57:03,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 21:57:03,113 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 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)
[2024-11-07 21:57:03,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 21:57:03,137 INFO L93 Difference]: Finished difference Result 37 states and 41 transitions.
[2024-11-07 21:57:03,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-07 21:57:03,139 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 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) Word has length 11
[2024-11-07 21:57:03,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 21:57:03,143 INFO L225 Difference]: With dead ends: 37
[2024-11-07 21:57:03,144 INFO L226 Difference]: Without dead ends: 14
[2024-11-07 21:57:03,147 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 21:57:03,151 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 14 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 21:57:03,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 20 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 21:57:03,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states.
[2024-11-07 21:57:03,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14.
[2024-11-07 21:57:03,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.2) internal successors, (12), 11 states have internal predecessors, (12), 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)
[2024-11-07 21:57:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions.
[2024-11-07 21:57:03,184 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 11
[2024-11-07 21:57:03,185 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 21:57:03,185 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions.
[2024-11-07 21:57:03,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 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)
[2024-11-07 21:57:03,186 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions.
[2024-11-07 21:57:03,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-07 21:57:03,188 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 21:57:03,188 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 21:57:03,193 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
[2024-11-07 21:57:03,388 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
[2024-11-07 21:57:03,389 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 21:57:03,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 21:57:03,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1415281768, now seen corresponding path program 1 times
[2024-11-07 21:57:03,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 21:57:03,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1574402819]
[2024-11-07 21:57:03,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 21:57:03,390 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
[2024-11-07 21:57:03,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 21:57:03,392 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)
[2024-11-07 21:57:03,393 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
[2024-11-07 21:57:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 21:57:03,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 21:57:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 21:57:03,536 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace
[2024-11-07 21:57:03,536 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 21:57:03,537 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-07 21:57:03,539 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-07 21:57:03,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0
[2024-11-07 21:57:03,743 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
[2024-11-07 21:57:03,746 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-11-07 21:57:03,767 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 21:57:03,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 09:57:03 BoogieIcfgContainer
[2024-11-07 21:57:03,772 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 21:57:03,773 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 21:57:03,773 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 21:57:03,773 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 21:57:03,775 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:57:02" (3/4) ...
[2024-11-07 21:57:03,777 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 21:57:03,778 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 21:57:03,779 INFO L158 Benchmark]: Toolchain (without parser) took 4461.55ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 88.4MB in the beginning and 109.3MB in the end (delta: -20.9MB). Peak memory consumption was 96.8MB. Max. memory is 16.1GB.
[2024-11-07 21:57:03,779 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:57:03,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1398.14ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 88.2MB in the beginning and 157.4MB in the end (delta: -69.2MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB.
[2024-11-07 21:57:03,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.28ms. Allocated memory is still 234.9MB. Free memory was 157.4MB in the beginning and 154.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:57:03,781 INFO L158 Benchmark]: Boogie Preprocessor took 30.56ms. Allocated memory is still 234.9MB. Free memory was 154.0MB in the beginning and 152.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:57:03,781 INFO L158 Benchmark]: RCFGBuilder took 1966.65ms. Allocated memory is still 234.9MB. Free memory was 152.0MB in the beginning and 138.3MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 21:57:03,782 INFO L158 Benchmark]: TraceAbstraction took 1000.37ms. Allocated memory is still 234.9MB. Free memory was 137.7MB in the beginning and 110.0MB in the end (delta: 27.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-07 21:57:03,782 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 234.9MB. Free memory was 110.0MB in the beginning and 109.3MB in the end (delta: 685.1kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:57:03,784 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1398.14ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 88.2MB in the beginning and 157.4MB in the end (delta: -69.2MB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 53.28ms. Allocated memory is still 234.9MB. Free memory was 157.4MB in the beginning and 154.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 30.56ms. Allocated memory is still 234.9MB. Free memory was 154.0MB in the beginning and 152.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 1966.65ms. Allocated memory is still 234.9MB. Free memory was 152.0MB in the beginning and 138.3MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1000.37ms. Allocated memory is still 234.9MB. Free memory was 137.7MB in the beginning and 110.0MB in the end (delta: 27.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Witness Printer took 4.54ms. Allocated memory is still 234.9MB. Free memory was 110.0MB in the beginning and 109.3MB in the end (delta: 685.1kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 1843]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: overapproximation of large string literal at line 1851.
Possible FailurePath:
[L1522] const int GLOBAL_CONST_TRUE = 1;
[L1523] const int GLOBAL_CONST_FALSE = 0;
[L1524] const int GLOBAL_CONST_FIVE = 5;
[L1525] int globalTrue = 1;
[L1526] int globalFalse = 0;
[L1527] int globalFive = 5;
[L1546] int globalArgc = 0;
[L1547] char** globalArgv = ((void *)0);
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1851] CALL printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1414] COND TRUE line != ((void *)0)
[L1851] RET printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1852] CALL CWE190_Integer_Overflow__int_fscanf_square_14_bad()
[L1834] int data;
[L1835] data = 0
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1836] COND TRUE globalFive==5
[L1840] COND TRUE globalFive==5
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1843] data * data
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
- UnprovableResult [Line: 1843]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 20 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 37 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-07 21:57:03,808 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN: Overapproximated counterexample