./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_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_rand_preinc_52_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', '35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e']
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_rand_preinc_52_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 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 22:15:58,469 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 22:15:58,549 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-07 22:15:58,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 22:15:58,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 22:15:58,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 22:15:58,568 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 22:15:58,568 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 22:15:58,568 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 22:15:58,568 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 22:15:58,569 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 22:15:58,569 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 22:15:58,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 22:15:58,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 22:15:58,569 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 22:15:58,569 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 22:15:58,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 22:15:58,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-07 22:15:58,569 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 22:15:58,569 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 22:15:58,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 22:15:58,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 22:15:58,570 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:15:58,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 22:15:58,570 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-07 22:15:58,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-07 22:15:58,571 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 22:15:58,571 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 22:15:58,571 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 22:15:58,571 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 22:15:58,571 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 -> 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e
[2024-11-07 22:15:58,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 22:15:58,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 22:15:58,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 22:15:58,820 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 22:15:58,820 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 22:15:58,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i
[2024-11-07 22:16:00,081 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 22:16:00,506 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 22:16:00,507 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i
[2024-11-07 22:16:00,542 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9ca59318b/488eb02715974124b167c0a14382daa1/FLAG6f39bc299
[2024-11-07 22:16:00,561 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/9ca59318b/488eb02715974124b167c0a14382daa1
[2024-11-07 22:16:00,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 22:16:00,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 22:16:00,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 22:16:00,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 22:16:00,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 22:16:00,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:16:00" (1/1) ...
[2024-11-07 22:16:00,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f48a3da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:00, skipping insertion in model container
[2024-11-07 22:16:00,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:16:00" (1/1) ...
[2024-11-07 22:16:00,629 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 22:16:01,298 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:16:01,312 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 22:16:01,415 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:16:01,513 INFO L204 MainTranslator]: Completed translation
[2024-11-07 22:16:01,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01 WrapperNode
[2024-11-07 22:16:01,514 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 22:16:01,515 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 22:16:01,515 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 22:16:01,515 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 22:16:01,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,568 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 103
[2024-11-07 22:16:01,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 22:16:01,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 22:16:01,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 22:16:01,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 22:16:01,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,585 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,597 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-07 22:16:01,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,598 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,606 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,609 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 22:16:01,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 22:16:01,610 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 22:16:01,610 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 22:16:01,611 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (1/1) ...
[2024-11-07 22:16:01,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:16:01,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 22:16:01,653 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 22:16:01,656 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 22:16:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-07 22:16:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-07 22:16:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 22:16:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 22:16:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 22:16:01,793 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 22:16:01,794 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 22:16:01,986 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live.
[2024-11-07 22:16:01,986 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 22:16:01,997 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 22:16:01,998 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 22:16:01,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:16:01 BoogieIcfgContainer
[2024-11-07 22:16:01,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 22:16:02,001 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 22:16:02,001 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 22:16:02,006 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 22:16:02,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:16:00" (1/3) ...
[2024-11-07 22:16:02,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d5ca035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:16:02, skipping insertion in model container
[2024-11-07 22:16:02,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:01" (2/3) ...
[2024-11-07 22:16:02,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d5ca035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:16:02, skipping insertion in model container
[2024-11-07 22:16:02,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:16:01" (3/3) ...
[2024-11-07 22:16:02,008 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_preinc_52_bad.i
[2024-11-07 22:16:02,021 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 22:16:02,023 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-07 22:16:02,069 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 22:16:02,078 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;@648d485b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 22:16:02,078 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-07 22:16:02,082 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 37 states have (on average 1.4324324324324325) internal successors, (53), 39 states have internal predecessors, (53), 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 22:16:02,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2024-11-07 22:16:02,091 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:16:02,091 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:16:02,092 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:16:02,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:16:02,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1758198524, now seen corresponding path program 1 times
[2024-11-07 22:16:02,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 22:16:02,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409208461]
[2024-11-07 22:16:02,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:16:02,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 22:16:02,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:16:02,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-07 22:16:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:16:02,534 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 22:16:02,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 22:16:02,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409208461]
[2024-11-07 22:16:02,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409208461] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 22:16:02,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 22:16:02,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 22:16:02,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014756206]
[2024-11-07 22:16:02,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 22:16:02,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 22:16:02,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 22:16:02,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 22:16:02,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 22:16:02,567 INFO L87 Difference]: Start difference. First operand has 43 states, 37 states have (on average 1.4324324324324325) internal successors, (53), 39 states have internal predecessors, (53), 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 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 22:16:02,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 22:16:02,596 INFO L93 Difference]: Finished difference Result 43 states and 57 transitions.
[2024-11-07 22:16:02,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-07 22:16:02,600 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 15
[2024-11-07 22:16:02,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 22:16:02,606 INFO L225 Difference]: With dead ends: 43
[2024-11-07 22:16:02,607 INFO L226 Difference]: Without dead ends: 33
[2024-11-07 22:16:02,610 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 22:16:02,614 INFO L432 NwaCegarLoop]: 53 mSDtfsCounter, 1 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 22:16:02,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 104 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 22:16:02,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states.
[2024-11-07 22:16:02,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33.
[2024-11-07 22:16:02,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 30 states have internal predecessors, (44), 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 22:16:02,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions.
[2024-11-07 22:16:02,655 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 15
[2024-11-07 22:16:02,656 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 22:16:02,656 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions.
[2024-11-07 22:16:02,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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 22:16:02,657 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions.
[2024-11-07 22:16:02,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2024-11-07 22:16:02,658 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:16:02,658 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:16:02,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-07 22:16:02,658 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:16:02,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:16:02,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1330420479, now seen corresponding path program 1 times
[2024-11-07 22:16:02,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 22:16:02,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085988945]
[2024-11-07 22:16:02,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:16:02,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 22:16:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:16:02,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-07 22:16:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:16:02,938 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 22:16:02,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 22:16:02,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085988945]
[2024-11-07 22:16:02,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085988945] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 22:16:02,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 22:16:02,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-07 22:16:02,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707263715]
[2024-11-07 22:16:02,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 22:16:02,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-07 22:16:02,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 22:16:02,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-07 22:16:02,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-07 22:16:02,943 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 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 22:16:03,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 22:16:03,011 INFO L93 Difference]: Finished difference Result 38 states and 50 transitions.
[2024-11-07 22:16:03,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-07 22:16:03,012 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 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 16
[2024-11-07 22:16:03,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 22:16:03,012 INFO L225 Difference]: With dead ends: 38
[2024-11-07 22:16:03,013 INFO L226 Difference]: Without dead ends: 33
[2024-11-07 22:16:03,014 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-07 22:16:03,014 INFO L432 NwaCegarLoop]: 37 mSDtfsCounter, 3 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-07 22:16:03,015 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 178 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-07 22:16:03,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states.
[2024-11-07 22:16:03,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33.
[2024-11-07 22:16:03,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 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 22:16:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 44 transitions.
[2024-11-07 22:16:03,022 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 44 transitions. Word has length 16
[2024-11-07 22:16:03,022 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 22:16:03,023 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 44 transitions.
[2024-11-07 22:16:03,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 6 states have internal predecessors, (14), 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 22:16:03,023 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions.
[2024-11-07 22:16:03,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2024-11-07 22:16:03,024 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:16:03,024 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:16:03,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-07 22:16:03,025 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:16:03,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:16:03,025 INFO L85 PathProgramCache]: Analyzing trace with hash 672728423, now seen corresponding path program 1 times
[2024-11-07 22:16:03,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 22:16:03,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182926084]
[2024-11-07 22:16:03,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:16:03,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 22:16:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:16:03,049 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 22:16:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:16:03,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 22:16:03,088 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 22:16:03,089 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-07 22:16:03,091 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-07 22:16:03,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-07 22:16:03,097 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-07 22:16:03,119 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 22:16:03,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:16:03 BoogieIcfgContainer
[2024-11-07 22:16:03,125 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 22:16:03,126 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 22:16:03,126 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 22:16:03,127 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 22:16:03,127 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:16:01" (3/4) ...
[2024-11-07 22:16:03,129 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 22:16:03,130 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 22:16:03,131 INFO L158 Benchmark]: Toolchain (without parser) took 2565.04ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 89.7MB in the beginning and 59.9MB in the end (delta: 29.7MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB.
[2024-11-07 22:16:03,131 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:16:03,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 945.19ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 74.4MB in the end (delta: 15.1MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB.
[2024-11-07 22:16:03,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.59ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 71.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:16:03,133 INFO L158 Benchmark]: Boogie Preprocessor took 39.90ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 69.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:16:03,133 INFO L158 Benchmark]: RCFGBuilder took 388.73ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 54.5MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 22:16:03,133 INFO L158 Benchmark]: TraceAbstraction took 1124.17ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 54.0MB in the beginning and 60.6MB in the end (delta: -6.6MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB.
[2024-11-07 22:16:03,134 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 142.6MB. Free memory was 60.6MB in the beginning and 59.9MB in the end (delta: 676.2kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:16:03,136 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 945.19ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 74.4MB in the end (delta: 15.1MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 53.59ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 71.3MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 39.90ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 69.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 388.73ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 54.5MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* TraceAbstraction took 1124.17ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 54.0MB in the beginning and 60.6MB in the end (delta: -6.6MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB.
* Witness Printer took 4.54ms. Allocated memory is still 142.6MB. Free memory was 60.6MB in the beginning and 59.9MB in the end (delta: 676.2kB). 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: 1572]: 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 1559.
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]
[L1559] 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)
[L1559] 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]
[L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_52_bad()
[L1551] int data;
[L1552] data = 0
[L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
[L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15)
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1))
[L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_52b_badSink(data)
[L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_52c_badSink(data)
[L1572] ++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: 1572]: 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, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 282 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 192 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 90 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 65 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 22:16:03,164 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_rand_preinc_52_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 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 22:16:05,358 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 22:16:05,482 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf
[2024-11-07 22:16:05,488 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 22:16:05,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 22:16:05,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2024-11-07 22:16:05,515 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 22:16:05,516 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 22:16:05,516 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 22:16:05,516 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 22:16:05,517 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 22:16:05,517 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 22:16:05,517 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 22:16:05,517 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 22:16:05,518 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 22:16:05,518 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 22:16:05,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 22:16:05,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 22:16:05,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 22:16:05,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 22:16:05,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 22:16:05,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 22:16:05,519 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-07 22:16:05,519 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-07 22:16:05,519 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 22:16:05,519 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 22:16:05,520 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-07 22:16:05,520 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 22:16:05,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 22:16:05,520 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 22:16:05,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 22:16:05,521 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 22:16:05,521 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 22:16:05,521 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 22:16:05,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:16:05,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 22:16:05,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 22:16:05,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 22:16:05,522 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-11-07 22:16:05,522 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-07 22:16:05,522 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 22:16:05,522 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 22:16:05,522 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 22:16:05,522 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 22:16:05,522 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 -> 35a17c87f95761d3c336dba09927a1f50471ad0d9c4c0258f32a514befdaa04e
[2024-11-07 22:16:05,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 22:16:05,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 22:16:05,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 22:16:05,872 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 22:16:05,872 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 22:16:05,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i
[2024-11-07 22:16:07,227 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 22:16:07,608 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 22:16:07,609 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_52_bad.i
[2024-11-07 22:16:07,639 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8833fa50c/fe47d67641b14b6894feacdc514e916a/FLAG1ad1f2339
[2024-11-07 22:16:07,790 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8833fa50c/fe47d67641b14b6894feacdc514e916a
[2024-11-07 22:16:07,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 22:16:07,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 22:16:07,794 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 22:16:07,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 22:16:07,799 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 22:16:07,800 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:16:07" (1/1) ...
[2024-11-07 22:16:07,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b8b0cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:07, skipping insertion in model container
[2024-11-07 22:16:07,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:16:07" (1/1) ...
[2024-11-07 22:16:07,845 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 22:16:08,540 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:16:08,552 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 22:16:08,647 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:16:08,815 INFO L204 MainTranslator]: Completed translation
[2024-11-07 22:16:08,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08 WrapperNode
[2024-11-07 22:16:08,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 22:16:08,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 22:16:08,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 22:16:08,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 22:16:08,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,865 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63
[2024-11-07 22:16:08,867 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 22:16:08,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 22:16:08,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 22:16:08,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 22:16:08,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,881 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,893 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-07 22:16:08,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 22:16:08,906 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 22:16:08,906 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 22:16:08,907 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 22:16:08,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (1/1) ...
[2024-11-07 22:16:08,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:16:08,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 22:16:08,935 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 22:16:08,936 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 22:16:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-07 22:16:08,954 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-07 22:16:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 22:16:08,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 22:16:08,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 22:16:09,088 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 22:16:09,090 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 22:16:09,206 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live.
[2024-11-07 22:16:09,207 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 22:16:09,217 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 22:16:09,218 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 22:16:09,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:16:09 BoogieIcfgContainer
[2024-11-07 22:16:09,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 22:16:09,221 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 22:16:09,221 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 22:16:09,228 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 22:16:09,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:16:07" (1/3) ...
[2024-11-07 22:16:09,229 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ded7ac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:16:09, skipping insertion in model container
[2024-11-07 22:16:09,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:16:08" (2/3) ...
[2024-11-07 22:16:09,230 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ded7ac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:16:09, skipping insertion in model container
[2024-11-07 22:16:09,230 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:16:09" (3/3) ...
[2024-11-07 22:16:09,231 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_preinc_52_bad.i
[2024-11-07 22:16:09,244 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 22:16:09,245 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-07 22:16:09,291 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 22:16:09,300 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;@e2b3264, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 22:16:09,301 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-07 22:16:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 19 states have internal predecessors, (21), 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 22:16:09,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-07 22:16:09,311 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:16:09,312 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:16:09,312 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:16:09,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:16:09,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1415283626, now seen corresponding path program 1 times
[2024-11-07 22:16:09,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 22:16:09,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2102493278]
[2024-11-07 22:16:09,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:16:09,329 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 22:16:09,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 22:16:09,333 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 22:16:09,335 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 22:16:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:16:09,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-07 22:16:09,450 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 22:16:09,472 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 22:16:09,473 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-07 22:16:09,473 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-11-07 22:16:09,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2102493278]
[2024-11-07 22:16:09,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2102493278] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 22:16:09,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 22:16:09,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-07 22:16:09,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34661420]
[2024-11-07 22:16:09,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 22:16:09,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-07 22:16:09,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-11-07 22:16:09,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-07 22:16:09,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 22:16:09,502 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 19 states have internal predecessors, (21), 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 22:16:09,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 22:16:09,515 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions.
[2024-11-07 22:16:09,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-07 22:16:09,517 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 22:16:09,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 22:16:09,521 INFO L225 Difference]: With dead ends: 23
[2024-11-07 22:16:09,522 INFO L226 Difference]: Without dead ends: 13
[2024-11-07 22:16:09,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 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 22:16:09,530 INFO L432 NwaCegarLoop]: 24 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, 24 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 22:16:09,531 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 22:16:09,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states.
[2024-11-07 22:16:09,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13.
[2024-11-07 22:16:09,557 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 22:16:09,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions.
[2024-11-07 22:16:09,561 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11
[2024-11-07 22:16:09,561 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 22:16:09,561 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions.
[2024-11-07 22:16:09,561 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 22:16:09,562 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions.
[2024-11-07 22:16:09,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-07 22:16:09,562 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:16:09,562 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:16:09,566 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 22:16:09,762 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 22:16:09,763 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:16:09,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:16:09,763 INFO L85 PathProgramCache]: Analyzing trace with hash 924119499, now seen corresponding path program 1 times
[2024-11-07 22:16:09,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 22:16:09,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1413099398]
[2024-11-07 22:16:09,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:16:09,764 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 22:16:09,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 22:16:09,767 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 22:16:09,768 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 22:16:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:16:09,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 22:16:09,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:16:09,896 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace
[2024-11-07 22:16:09,897 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 22:16:09,898 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-07 22:16:09,899 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-07 22:16:09,904 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 22:16:10,100 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 22:16:10,102 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-11-07 22:16:10,123 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 22:16:10,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:16:10 BoogieIcfgContainer
[2024-11-07 22:16:10,131 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 22:16:10,131 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 22:16:10,131 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 22:16:10,131 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 22:16:10,132 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:16:09" (3/4) ...
[2024-11-07 22:16:10,134 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 22:16:10,134 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 22:16:10,135 INFO L158 Benchmark]: Toolchain (without parser) took 2341.82ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 30.8MB in the end (delta: 26.4MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB.
[2024-11-07 22:16:10,135 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory was 64.4MB in the beginning and 64.3MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:16:10,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1022.00ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 50.9MB in the end (delta: 6.3MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB.
[2024-11-07 22:16:10,136 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.74ms. Allocated memory is still 83.9MB. Free memory was 50.9MB in the beginning and 47.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:16:10,136 INFO L158 Benchmark]: Boogie Preprocessor took 38.62ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 45.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 22:16:10,136 INFO L158 Benchmark]: RCFGBuilder took 312.26ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 33.1MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 22:16:10,136 INFO L158 Benchmark]: TraceAbstraction took 909.79ms. Allocated memory is still 83.9MB. Free memory was 32.7MB in the beginning and 31.2MB in the end (delta: 1.5MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB.
[2024-11-07 22:16:10,137 INFO L158 Benchmark]: Witness Printer took 3.14ms. Allocated memory is still 83.9MB. Free memory was 31.2MB in the beginning and 30.8MB in the end (delta: 424.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:16:10,138 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory was 64.4MB in the beginning and 64.3MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1022.00ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 50.9MB in the end (delta: 6.3MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 49.74ms. Allocated memory is still 83.9MB. Free memory was 50.9MB in the beginning and 47.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 38.62ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 45.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 312.26ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 33.1MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* TraceAbstraction took 909.79ms. Allocated memory is still 83.9MB. Free memory was 32.7MB in the beginning and 31.2MB in the end (delta: 1.5MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB.
* Witness Printer took 3.14ms. Allocated memory is still 83.9MB. Free memory was 31.2MB in the beginning and 30.8MB in the end (delta: 424.8kB). 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: 1572]: 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 1559.
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]
[L1559] 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)
[L1559] 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]
[L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_52_bad()
[L1551] int data;
[L1552] data = 0
[L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
[L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1))
[L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_52b_badSink(data)
[L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_52c_badSink(data)
[L1572] ++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: 1572]: 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 24 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, 24 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 50 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-07 22:16:10,161 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