./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_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_max_square_21_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', 'cbdd5268e2ce9391f48b05acea415f04f477b6ab518cd90fca4e10e750f829f4']
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_max_square_21_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 cbdd5268e2ce9391f48b05acea415f04f477b6ab518cd90fca4e10e750f829f4
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 22:11:24,383 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 22:11:24,470 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-07 22:11:24,479 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 22:11:24,479 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 22:11:24,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 22:11:24,503 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 22:11:24,503 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 22:11:24,503 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 22:11:24,504 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 22:11:24,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 22:11:24,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 22:11:24,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 22:11:24,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 22:11:24,505 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 22:11:24,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 22:11:24,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 22:11:24,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-07 22:11:24,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 22:11:24,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 22:11:24,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 22:11:24,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 22:11:24,505 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 22:11:24,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:11:24,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 22:11:24,506 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 22:11:24,506 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 -> cbdd5268e2ce9391f48b05acea415f04f477b6ab518cd90fca4e10e750f829f4
[2024-11-07 22:11:24,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 22:11:24,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 22:11:24,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 22:11:24,738 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 22:11:24,738 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 22:11:24,739 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_bad.i
[2024-11-07 22:11:25,960 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 22:11:26,273 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 22:11:26,277 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_bad.i
[2024-11-07 22:11:26,298 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a9b46fcdd/1508e5256b954ec7a92b837efbc41ff2/FLAG55071dc73
[2024-11-07 22:11:26,539 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a9b46fcdd/1508e5256b954ec7a92b837efbc41ff2
[2024-11-07 22:11:26,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 22:11:26,542 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 22:11:26,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 22:11:26,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 22:11:26,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 22:11:26,546 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:11:26" (1/1) ...
[2024-11-07 22:11:26,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cfe1f94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:26, skipping insertion in model container
[2024-11-07 22:11:26,547 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:11:26" (1/1) ...
[2024-11-07 22:11:26,589 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 22:11:27,307 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:11:27,314 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 22:11:27,378 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:11:27,552 INFO L204 MainTranslator]: Completed translation
[2024-11-07 22:11:27,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27 WrapperNode
[2024-11-07 22:11:27,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 22:11:27,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 22:11:27,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 22:11:27,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 22:11:27,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,596 INFO L138 Inliner]: procedures = 936, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 43
[2024-11-07 22:11:27,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 22:11:27,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 22:11:27,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 22:11:27,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 22:11:27,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,607 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,619 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-07 22:11:27,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,632 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 22:11:27,634 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 22:11:27,634 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 22:11:27,634 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 22:11:27,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (1/1) ...
[2024-11-07 22:11:27,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:11:27,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 22:11:27,675 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 22:11:27,680 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 22:11:27,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 22:11:27,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 22:11:27,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 22:11:27,709 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-07 22:11:27,709 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-07 22:11:27,821 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 22:11:27,822 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 22:11:27,875 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live.
[2024-11-07 22:11:27,875 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 22:11:27,880 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 22:11:27,880 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 22:11:27,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:11:27 BoogieIcfgContainer
[2024-11-07 22:11:27,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 22:11:27,882 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 22:11:27,882 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 22:11:27,885 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 22:11:27,885 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:11:26" (1/3) ...
[2024-11-07 22:11:27,886 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b9b969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:11:27, skipping insertion in model container
[2024-11-07 22:11:27,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:27" (2/3) ...
[2024-11-07 22:11:27,886 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b9b969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:11:27, skipping insertion in model container
[2024-11-07 22:11:27,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:11:27" (3/3) ...
[2024-11-07 22:11:27,887 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_21_bad.i
[2024-11-07 22:11:27,897 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 22:11:27,898 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-07 22:11:27,936 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 22:11:27,944 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;@6787820b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 22:11:27,944 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-07 22:11:27,946 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 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 22:11:27,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-07 22:11:27,951 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:11:27,952 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:11:27,952 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:11:27,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:11:27,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times
[2024-11-07 22:11:27,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 22:11:27,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475312134]
[2024-11-07 22:11:27,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:11:27,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 22:11:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:11:28,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-07 22:11:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:11:28,079 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 22:11:28,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 22:11:28,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475312134]
[2024-11-07 22:11:28,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475312134] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 22:11:28,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 22:11:28,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-07 22:11:28,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438602091]
[2024-11-07 22:11:28,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 22:11:28,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-07 22:11:28,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 22:11:28,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-07 22:11:28,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 22:11:28,099 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 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 8.0) internal successors, (8), 2 states have internal predecessors, (8), 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 22:11:28,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 22:11:28,107 INFO L93 Difference]: Finished difference Result 21 states and 23 transitions.
[2024-11-07 22:11:28,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-07 22:11:28,108 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 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 10
[2024-11-07 22:11:28,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 22:11:28,112 INFO L225 Difference]: With dead ends: 21
[2024-11-07 22:11:28,112 INFO L226 Difference]: Without dead ends: 12
[2024-11-07 22:11:28,114 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 22:11:28,116 INFO L432 NwaCegarLoop]: 22 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, 22 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 22:11:28,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 22:11:28,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states.
[2024-11-07 22:11:28,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12.
[2024-11-07 22:11:28,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 22:11:28,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions.
[2024-11-07 22:11:28,137 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10
[2024-11-07 22:11:28,137 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 22:11:28,138 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions.
[2024-11-07 22:11:28,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 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 22:11:28,138 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions.
[2024-11-07 22:11:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-07 22:11:28,138 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:11:28,138 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:11:28,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-07 22:11:28,139 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:11:28,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:11:28,139 INFO L85 PathProgramCache]: Analyzing trace with hash 51470816, now seen corresponding path program 1 times
[2024-11-07 22:11:28,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 22:11:28,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109190644]
[2024-11-07 22:11:28,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:11:28,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 22:11:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-07 22:11:28,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [222552452]
[2024-11-07 22:11:28,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:11:28,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-07 22:11:28,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 22:11:28,162 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 22:11:28,163 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 22:11:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:11:28,228 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 22:11:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:11:28,249 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 22:11:28,249 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 22:11:28,250 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-07 22:11:28,251 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-07 22:11:28,263 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 22:11:28,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-07 22:11:28,458 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-11-07 22:11:28,472 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 22:11:28,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:11:28 BoogieIcfgContainer
[2024-11-07 22:11:28,475 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 22:11:28,476 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 22:11:28,476 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 22:11:28,476 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 22:11:28,477 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:11:27" (3/4) ...
[2024-11-07 22:11:28,478 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 22:11:28,479 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 22:11:28,479 INFO L158 Benchmark]: Toolchain (without parser) took 1937.58ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 61.3MB in the end (delta: 51.3MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB.
[2024-11-07 22:11:28,480 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 117.4MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:11:28,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1010.44ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 107.2MB in the end (delta: 5.2MB). Peak memory consumption was 96.9MB. Max. memory is 16.1GB.
[2024-11-07 22:11:28,482 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.77ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 103.5MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:11:28,482 INFO L158 Benchmark]: Boogie Preprocessor took 36.89ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 101.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:11:28,482 INFO L158 Benchmark]: RCFGBuilder took 246.45ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 90.4MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 22:11:28,482 INFO L158 Benchmark]: TraceAbstraction took 593.50ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 61.3MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-07 22:11:28,482 INFO L158 Benchmark]: Witness Printer took 2.95ms. Allocated memory is still 142.6MB. Free memory is still 61.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:11:28,483 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.68ms. Allocated memory is still 117.4MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1010.44ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 107.2MB in the end (delta: 5.2MB). Peak memory consumption was 96.9MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 42.77ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 103.5MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 36.89ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 101.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 246.45ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 90.4MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 593.50ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 61.3MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Witness Printer took 2.95ms. Allocated memory is still 142.6MB. Free memory is still 61.3MB. 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: 1838]: 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 1854.
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);
[L1832] static int badStatic = 0;
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1854] CALL printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1414] COND TRUE line != ((void *)0)
[L1854] RET printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1855] CALL CWE190_Integer_Overflow__int_max_square_21_bad()
[L1845] int data;
[L1846] data = 0
[L1847] data = 0x7fffffff
[L1848] badStatic = 1
[L1849] CALL badSink(data)
[L1835] COND TRUE \read(badStatic)
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1838] data * data
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
- UnprovableResult [Line: 1838]: 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: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 22 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-07 22:11:28,502 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_max_square_21_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 cbdd5268e2ce9391f48b05acea415f04f477b6ab518cd90fca4e10e750f829f4
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 22:11:30,396 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 22:11:30,479 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf
[2024-11-07 22:11:30,491 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 22:11:30,491 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 22:11:30,491 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2024-11-07 22:11:30,509 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 22:11:30,510 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 22:11:30,510 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 22:11:30,510 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 22:11:30,511 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 22:11:30,511 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 22:11:30,511 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 22:11:30,511 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 22:11:30,511 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 22:11:30,511 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 22:11:30,511 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 22:11:30,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 22:11:30,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 22:11:30,512 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 22:11:30,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:11:30,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 22:11:30,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 22:11:30,513 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 22:11:30,513 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-11-07 22:11:30,513 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-07 22:11:30,513 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 22:11:30,513 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 22:11:30,513 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 22:11:30,513 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 22:11:30,513 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 -> cbdd5268e2ce9391f48b05acea415f04f477b6ab518cd90fca4e10e750f829f4
[2024-11-07 22:11:30,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 22:11:30,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 22:11:30,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 22:11:30,792 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 22:11:30,792 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 22:11:30,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_bad.i
[2024-11-07 22:11:32,045 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 22:11:32,342 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 22:11:32,342 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_bad.i
[2024-11-07 22:11:32,366 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/515852787/81a99bcdd2454239b119be68052f3253/FLAG96dbacbf3
[2024-11-07 22:11:32,387 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/515852787/81a99bcdd2454239b119be68052f3253
[2024-11-07 22:11:32,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 22:11:32,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 22:11:32,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 22:11:32,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 22:11:32,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 22:11:32,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:11:32" (1/1) ...
[2024-11-07 22:11:32,397 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f01534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:32, skipping insertion in model container
[2024-11-07 22:11:32,397 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:11:32" (1/1) ...
[2024-11-07 22:11:32,441 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 22:11:33,224 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:11:33,237 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 22:11:33,364 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:11:33,605 INFO L204 MainTranslator]: Completed translation
[2024-11-07 22:11:33,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33 WrapperNode
[2024-11-07 22:11:33,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 22:11:33,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 22:11:33,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 22:11:33,607 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 22:11:33,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,645 INFO L138 Inliner]: procedures = 941, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 43
[2024-11-07 22:11:33,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 22:11:33,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 22:11:33,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 22:11:33,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 22:11:33,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,654 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,659 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-07 22:11:33,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,668 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 22:11:33,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 22:11:33,671 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 22:11:33,671 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 22:11:33,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (1/1) ...
[2024-11-07 22:11:33,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:11:33,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 22:11:33,694 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 22:11:33,697 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 22:11:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 22:11:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 22:11:33,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 22:11:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-07 22:11:33,720 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-07 22:11:33,817 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 22:11:33,822 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 22:11:35,203 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live.
[2024-11-07 22:11:35,203 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 22:11:35,209 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 22:11:35,209 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 22:11:35,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:11:35 BoogieIcfgContainer
[2024-11-07 22:11:35,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 22:11:35,211 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 22:11:35,211 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 22:11:35,215 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 22:11:35,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:11:32" (1/3) ...
[2024-11-07 22:11:35,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577f5f92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:11:35, skipping insertion in model container
[2024-11-07 22:11:35,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:11:33" (2/3) ...
[2024-11-07 22:11:35,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577f5f92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:11:35, skipping insertion in model container
[2024-11-07 22:11:35,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:11:35" (3/3) ...
[2024-11-07 22:11:35,218 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_21_bad.i
[2024-11-07 22:11:35,231 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 22:11:35,231 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-07 22:11:35,264 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 22:11:35,272 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;@743d8f3b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 22:11:35,273 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-07 22:11:35,276 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 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 22:11:35,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-07 22:11:35,280 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:11:35,280 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:11:35,281 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:11:35,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:11:35,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1802775665, now seen corresponding path program 1 times
[2024-11-07 22:11:35,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 22:11:35,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1789720226]
[2024-11-07 22:11:35,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:11:35,292 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 22:11:35,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 22:11:35,298 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 22:11:35,304 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 22:11:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:11:35,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-07 22:11:35,420 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 22:11:35,459 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 22:11:35,459 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-07 22:11:35,459 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-07 22:11:35,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1789720226]
[2024-11-07 22:11:35,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1789720226] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 22:11:35,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 22:11:35,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 22:11:35,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123253583]
[2024-11-07 22:11:35,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 22:11:35,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 22:11:35,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-07 22:11:35,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 22:11:35,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 22:11:35,476 INFO L87 Difference]: Start difference. First operand has 21 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 17 states have internal predecessors, (19), 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, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 22:11:35,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 22:11:35,562 INFO L93 Difference]: Finished difference Result 32 states and 34 transitions.
[2024-11-07 22:11:35,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-07 22:11:35,572 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 10
[2024-11-07 22:11:35,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 22:11:35,579 INFO L225 Difference]: With dead ends: 32
[2024-11-07 22:11:35,579 INFO L226 Difference]: Without dead ends: 12
[2024-11-07 22:11:35,580 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 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 22:11:35,591 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 2 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-07 22:11:35,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 32 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-07 22:11:35,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states.
[2024-11-07 22:11:35,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12.
[2024-11-07 22:11:35,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 22:11:35,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions.
[2024-11-07 22:11:35,639 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 10
[2024-11-07 22:11:35,643 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 22:11:35,647 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions.
[2024-11-07 22:11:35,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 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 22:11:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions.
[2024-11-07 22:11:35,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-07 22:11:35,648 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:11:35,649 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:11:35,653 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 22:11:35,849 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 22:11:35,852 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:11:35,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:11:35,853 INFO L85 PathProgramCache]: Analyzing trace with hash 51470816, now seen corresponding path program 1 times
[2024-11-07 22:11:35,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 22:11:35,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [53693436]
[2024-11-07 22:11:35,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:11:35,860 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 22:11:35,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 22:11:35,863 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 22:11:35,866 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 22:11:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:11:35,982 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 22:11:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:11:36,084 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace
[2024-11-07 22:11:36,085 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 22:11:36,086 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-07 22:11:36,087 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-07 22:11:36,100 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 22:11:36,291 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 22:11:36,298 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-11-07 22:11:36,324 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 22:11:36,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:11:36 BoogieIcfgContainer
[2024-11-07 22:11:36,327 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 22:11:36,327 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 22:11:36,327 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 22:11:36,328 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 22:11:36,328 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:11:35" (3/4) ...
[2024-11-07 22:11:36,330 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 22:11:36,330 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 22:11:36,331 INFO L158 Benchmark]: Toolchain (without parser) took 3939.59ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 56.5MB in the beginning and 81.4MB in the end (delta: -24.9MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB.
[2024-11-07 22:11:36,331 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory was 65.5MB in the beginning and 65.5MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:11:36,332 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1213.78ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 56.2MB in the beginning and 133.3MB in the end (delta: -77.1MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB.
[2024-11-07 22:11:36,332 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.02ms. Allocated memory is still 167.8MB. Free memory was 133.3MB in the beginning and 130.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:11:36,332 INFO L158 Benchmark]: Boogie Preprocessor took 23.38ms. Allocated memory is still 167.8MB. Free memory was 130.0MB in the beginning and 127.7MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 22:11:36,332 INFO L158 Benchmark]: RCFGBuilder took 1538.24ms. Allocated memory is still 167.8MB. Free memory was 127.7MB in the beginning and 113.0MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 22:11:36,333 INFO L158 Benchmark]: TraceAbstraction took 1115.83ms. Allocated memory is still 167.8MB. Free memory was 112.5MB in the beginning and 81.9MB in the end (delta: 30.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-07 22:11:36,333 INFO L158 Benchmark]: Witness Printer took 3.28ms. Allocated memory is still 167.8MB. Free memory was 81.9MB in the beginning and 81.4MB in the end (delta: 468.5kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:11:36,334 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory was 65.5MB in the beginning and 65.5MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1213.78ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 56.2MB in the beginning and 133.3MB in the end (delta: -77.1MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 39.02ms. Allocated memory is still 167.8MB. Free memory was 133.3MB in the beginning and 130.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 23.38ms. Allocated memory is still 167.8MB. Free memory was 130.0MB in the beginning and 127.7MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 1538.24ms. Allocated memory is still 167.8MB. Free memory was 127.7MB in the beginning and 113.0MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* TraceAbstraction took 1115.83ms. Allocated memory is still 167.8MB. Free memory was 112.5MB in the beginning and 81.9MB in the end (delta: 30.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* Witness Printer took 3.28ms. Allocated memory is still 167.8MB. Free memory was 81.9MB in the beginning and 81.4MB in the end (delta: 468.5kB). 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: 1838]: 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 1854.
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);
[L1832] static int badStatic = 0;
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1854] CALL printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1414] COND TRUE line != ((void *)0)
[L1854] RET printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1855] CALL CWE190_Integer_Overflow__int_max_square_21_bad()
[L1845] int data;
[L1846] data = 0
[L1847] data = 0x7fffffff
[L1848] badStatic = 1
[L1849] CALL badSink(data)
[L1835] COND TRUE \read(badStatic)
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1838] data * data
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, badStatic=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
- UnprovableResult [Line: 1838]: 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: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 18 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 8 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, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 40 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-07 22:11:36,356 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