./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_bad.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 4f9af400
extending candidate: java
['java']
extending candidate: /usr/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/oracle-jdk-bin-*/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/openjdk-*/bin/java
['java', '/usr/bin/java']
extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java
['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java']
['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_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', '5d38acef2cbde910fd3fd76d168c814a80c226d17910e67bc1e1fc79c17b6204']
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_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 5d38acef2cbde910fd3fd76d168c814a80c226d17910e67bc1e1fc79c17b6204
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 22:00:24,372 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 22:00:24,467 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-07 22:00:24,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 22:00:24,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 22:00:24,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 22:00:24,503 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 22:00:24,503 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 22:00:24,504 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 22:00:24,504 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 22:00:24,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 22:00:24,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 22:00:24,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 22:00:24,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 22:00:24,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 22:00:24,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 22:00:24,506 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 22:00:24,507 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 22:00:24,507 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 22:00:24,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:00:24,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 22:00:24,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 22:00:24,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 22:00:24,507 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-07 22:00:24,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-07 22:00:24,508 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 22:00:24,508 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 22:00:24,508 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 22:00:24,508 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 22:00:24,509 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 -> 5d38acef2cbde910fd3fd76d168c814a80c226d17910e67bc1e1fc79c17b6204
[2024-11-07 22:00:24,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 22:00:24,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 22:00:24,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 22:00:24,805 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 22:00:24,805 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 22:00:24,806 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_bad.i
[2024-11-07 22:00:26,155 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 22:00:26,515 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 22:00:26,516 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_bad.i
[2024-11-07 22:00:26,550 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ba8acbb5c/cc025c918dcb4efab7b8992ca776b905/FLAG6f04f5812
[2024-11-07 22:00:26,567 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ba8acbb5c/cc025c918dcb4efab7b8992ca776b905
[2024-11-07 22:00:26,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 22:00:26,573 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 22:00:26,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 22:00:26,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 22:00:26,580 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 22:00:26,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:00:26" (1/1) ...
[2024-11-07 22:00:26,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb0344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:26, skipping insertion in model container
[2024-11-07 22:00:26,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:00:26" (1/1) ...
[2024-11-07 22:00:26,644 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 22:00:27,531 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:00:27,543 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 22:00:27,656 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:00:27,854 INFO L204 MainTranslator]: Completed translation
[2024-11-07 22:00:27,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27 WrapperNode
[2024-11-07 22:00:27,855 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 22:00:27,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 22:00:27,855 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 22:00:27,855 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 22:00:27,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,919 INFO L138 Inliner]: procedures = 936, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51
[2024-11-07 22:00:27,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 22:00:27,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 22:00:27,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 22:00:27,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 22:00:27,927 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,930 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,942 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1].
[2024-11-07 22:00:27,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,956 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,957 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,958 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,960 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 22:00:27,961 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 22:00:27,961 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 22:00:27,961 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 22:00:27,962 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (1/1) ...
[2024-11-07 22:00:27,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:00:27,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 22:00:27,996 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 22:00:28,002 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 22:00:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0
[2024-11-07 22:00:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 22:00:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 22:00:28,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 22:00:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-07 22:00:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0
[2024-11-07 22:00:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-07 22:00:28,022 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-07 22:00:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-07 22:00:28,141 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 22:00:28,142 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 22:00:28,263 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live.
[2024-11-07 22:00:28,263 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 22:00:28,273 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 22:00:28,274 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 22:00:28,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:00:28 BoogieIcfgContainer
[2024-11-07 22:00:28,275 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 22:00:28,277 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 22:00:28,277 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 22:00:28,281 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 22:00:28,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:00:26" (1/3) ...
[2024-11-07 22:00:28,282 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b5b5edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:00:28, skipping insertion in model container
[2024-11-07 22:00:28,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:27" (2/3) ...
[2024-11-07 22:00:28,283 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b5b5edb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:00:28, skipping insertion in model container
[2024-11-07 22:00:28,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:00:28" (3/3) ...
[2024-11-07 22:00:28,285 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_66_bad.i
[2024-11-07 22:00:28,298 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 22:00:28,299 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-07 22:00:28,350 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 22:00:28,363 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;@7c37bd14, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 22:00:28,363 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-07 22:00:28,368 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 22:00:28,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-07 22:00:28,374 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:00:28,375 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:00:28,375 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:00:28,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:00:28,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1855260787, now seen corresponding path program 1 times
[2024-11-07 22:00:28,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 22:00:28,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612199860]
[2024-11-07 22:00:28,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:00:28,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 22:00:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:00:28,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-07 22:00:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 22:00:28,610 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 22:00:28,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 22:00:28,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612199860]
[2024-11-07 22:00:28,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612199860] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 22:00:28,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 22:00:28,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-07 22:00:28,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632877912]
[2024-11-07 22:00:28,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 22:00:28,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-07 22:00:28,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 22:00:28,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-07 22:00:28,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 22:00:28,639 INFO L87 Difference]: Start difference. First operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 22:00:28,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 22:00:28,650 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions.
[2024-11-07 22:00:28,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-07 22:00:28,651 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9
[2024-11-07 22:00:28,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 22:00:28,655 INFO L225 Difference]: With dead ends: 20
[2024-11-07 22:00:28,655 INFO L226 Difference]: Without dead ends: 11
[2024-11-07 22:00:28,657 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-07 22:00:28,661 INFO L432 NwaCegarLoop]: 20 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, 20 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 22:00:28,663 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 22:00:28,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states.
[2024-11-07 22:00:28,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11.
[2024-11-07 22:00:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 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 22:00:28,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions.
[2024-11-07 22:00:28,690 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9
[2024-11-07 22:00:28,691 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 22:00:28,692 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions.
[2024-11-07 22:00:28,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 22:00:28,693 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions.
[2024-11-07 22:00:28,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-07 22:00:28,693 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:00:28,693 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:00:28,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-07 22:00:28,694 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:00:28,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:00:28,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1678509595, now seen corresponding path program 1 times
[2024-11-07 22:00:28,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 22:00:28,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386032561]
[2024-11-07 22:00:28,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:00:28,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 22:00:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-07 22:00:28,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [102129497]
[2024-11-07 22:00:28,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:00:28,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-07 22:00:28,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 22:00:28,755 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-07 22:00:28,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-07 22:00:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:00:28,881 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 22:00:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:00:28,932 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 22:00:28,933 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 22:00:28,934 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-07 22:00:28,936 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-07 22:00:28,954 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-07 22:00:29,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-07 22:00:29,139 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-11-07 22:00:29,154 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 22:00:29,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:00:29 BoogieIcfgContainer
[2024-11-07 22:00:29,157 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 22:00:29,157 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 22:00:29,158 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 22:00:29,158 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 22:00:29,158 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:00:28" (3/4) ...
[2024-11-07 22:00:29,160 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 22:00:29,161 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 22:00:29,162 INFO L158 Benchmark]: Toolchain (without parser) took 2589.33ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 87.3MB in the beginning and 54.1MB in the end (delta: 33.1MB). Peak memory consumption was 104.2MB. Max. memory is 16.1GB.
[2024-11-07 22:00:29,162 INFO L158 Benchmark]: CDTParser took 0.89ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 81.5MB in the end (delta: 104.7kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:00:29,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1279.53ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 87.1MB in the beginning and 106.5MB in the end (delta: -19.4MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB.
[2024-11-07 22:00:29,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.36ms. Allocated memory is still 184.5MB. Free memory was 106.5MB in the beginning and 103.2MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:00:29,163 INFO L158 Benchmark]: Boogie Preprocessor took 39.90ms. Allocated memory is still 184.5MB. Free memory was 103.2MB in the beginning and 101.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:00:29,163 INFO L158 Benchmark]: RCFGBuilder took 314.17ms. Allocated memory is still 184.5MB. Free memory was 101.5MB in the beginning and 88.7MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 22:00:29,164 INFO L158 Benchmark]: TraceAbstraction took 880.15ms. Allocated memory is still 184.5MB. Free memory was 88.1MB in the beginning and 54.7MB in the end (delta: 33.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
[2024-11-07 22:00:29,164 INFO L158 Benchmark]: Witness Printer took 3.69ms. Allocated memory is still 184.5MB. Free memory was 54.7MB in the beginning and 54.1MB in the end (delta: 549.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:00:29,166 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.89ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 81.5MB in the end (delta: 104.7kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1279.53ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 87.1MB in the beginning and 106.5MB in the end (delta: -19.4MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 64.36ms. Allocated memory is still 184.5MB. Free memory was 106.5MB in the beginning and 103.2MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 39.90ms. Allocated memory is still 184.5MB. Free memory was 103.2MB in the beginning and 101.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 314.17ms. Allocated memory is still 184.5MB. Free memory was 101.5MB in the beginning and 88.7MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 880.15ms. Allocated memory is still 184.5MB. Free memory was 88.1MB in the beginning and 54.7MB in the end (delta: 33.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
* Witness Printer took 3.69ms. Allocated memory is still 184.5MB. Free memory was 54.7MB in the beginning and 54.1MB in the end (delta: 549.9kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 1854]: 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 1845.
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]
[L1845] 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)
[L1845] 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]
[L1846] CALL CWE190_Integer_Overflow__int_fscanf_square_66_bad()
[L1835] int data;
[L1836] int dataArray[5];
[L1837] data = 0
[L1839] dataArray[2] = data
[L1840] CALL CWE190_Integer_Overflow__int_fscanf_square_66b_badSink(dataArray)
[L1852] EXPR dataArray[2]
[L1852] int data = dataArray[2];
[L1854] data * data
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
- UnprovableResult [Line: 1854]: 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, 20 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, 20 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, 20 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred 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, 0.1s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-07 22:00:29,190 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_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 5d38acef2cbde910fd3fd76d168c814a80c226d17910e67bc1e1fc79c17b6204
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 22:00:31,414 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 22:00:31,542 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf
[2024-11-07 22:00:31,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 22:00:31,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 22:00:31,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2024-11-07 22:00:31,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 22:00:31,580 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 22:00:31,580 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 22:00:31,581 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 22:00:31,581 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 22:00:31,581 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 22:00:31,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 22:00:31,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 22:00:31,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 22:00:31,582 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 22:00:31,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 22:00:31,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 22:00:31,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 22:00:31,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 22:00:31,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 22:00:31,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 22:00:31,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:00:31,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 22:00:31,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 22:00:31,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 22:00:31,585 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-11-07 22:00:31,585 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-07 22:00:31,585 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 22:00:31,585 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 22:00:31,585 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 22:00:31,585 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 22:00:31,585 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 -> 5d38acef2cbde910fd3fd76d168c814a80c226d17910e67bc1e1fc79c17b6204
[2024-11-07 22:00:31,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 22:00:31,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 22:00:31,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 22:00:31,861 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 22:00:31,861 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 22:00:31,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_bad.i
[2024-11-07 22:00:33,254 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 22:00:33,677 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 22:00:33,678 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_66_bad.i
[2024-11-07 22:00:33,711 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7e41d3b8f/21f06097938148e691a27f47844e9602/FLAGaf6568fd5
[2024-11-07 22:00:33,729 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7e41d3b8f/21f06097938148e691a27f47844e9602
[2024-11-07 22:00:33,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 22:00:33,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 22:00:33,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 22:00:33,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 22:00:33,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 22:00:33,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:00:33" (1/1) ...
[2024-11-07 22:00:33,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6285df7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:33, skipping insertion in model container
[2024-11-07 22:00:33,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:00:33" (1/1) ...
[2024-11-07 22:00:33,800 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 22:00:34,758 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:00:34,769 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 22:00:34,891 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 22:00:35,053 INFO L204 MainTranslator]: Completed translation
[2024-11-07 22:00:35,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35 WrapperNode
[2024-11-07 22:00:35,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 22:00:35,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 22:00:35,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 22:00:35,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 22:00:35,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,116 INFO L138 Inliner]: procedures = 941, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50
[2024-11-07 22:00:35,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 22:00:35,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 22:00:35,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 22:00:35,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 22:00:35,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,130 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,153 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 1 writes are split as follows [1].
[2024-11-07 22:00:35,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,171 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,178 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,179 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 22:00:35,184 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 22:00:35,187 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 22:00:35,187 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 22:00:35,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (1/1) ...
[2024-11-07 22:00:35,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 22:00:35,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 22:00:35,218 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 22:00:35,220 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 22:00:35,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 22:00:35,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 22:00:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 22:00:35,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-07 22:00:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-07 22:00:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-07 22:00:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-07 22:00:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0
[2024-11-07 22:00:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0
[2024-11-07 22:00:35,404 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 22:00:35,406 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 22:00:36,515 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live.
[2024-11-07 22:00:36,515 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 22:00:36,525 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 22:00:36,525 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 22:00:36,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:00:36 BoogieIcfgContainer
[2024-11-07 22:00:36,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 22:00:36,528 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 22:00:36,528 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 22:00:36,534 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 22:00:36,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:00:33" (1/3) ...
[2024-11-07 22:00:36,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22658271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:00:36, skipping insertion in model container
[2024-11-07 22:00:36,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:00:35" (2/3) ...
[2024-11-07 22:00:36,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22658271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:00:36, skipping insertion in model container
[2024-11-07 22:00:36,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:00:36" (3/3) ...
[2024-11-07 22:00:36,537 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_square_66_bad.i
[2024-11-07 22:00:36,551 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 22:00:36,552 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-07 22:00:36,595 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 22:00:36,609 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;@61c27deb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 22:00:36,610 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-07 22:00:36,615 INFO L276 IsEmpty]: Start isEmpty. Operand has 20 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 16 states have internal predecessors, (17), 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 22:00:36,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-07 22:00:36,621 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 22:00:36,622 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 22:00:36,622 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-07 22:00:36,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 22:00:36,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1855260787, now seen corresponding path program 1 times
[2024-11-07 22:00:36,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-11-07 22:00:36,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [705315036]
[2024-11-07 22:00:36,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 22:00:36,641 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 22:00:36,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat
[2024-11-07 22:00:36,644 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 22:00:36,646 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 22:00:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:00:36,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 22:00:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 22:00:36,906 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace
[2024-11-07 22:00:36,907 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-07 22:00:36,908 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-07 22:00:36,910 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-07 22:00:36,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0
[2024-11-07 22:00:37,110 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 22:00:37,114 INFO L407 BasicCegarLoop]: Path program histogram: [1]
[2024-11-07 22:00:37,130 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 22:00:37,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:00:37 BoogieIcfgContainer
[2024-11-07 22:00:37,133 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 22:00:37,134 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 22:00:37,134 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 22:00:37,134 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 22:00:37,135 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:00:36" (3/4) ...
[2024-11-07 22:00:37,137 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 22:00:37,138 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 22:00:37,139 INFO L158 Benchmark]: Toolchain (without parser) took 3406.39ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 55.9MB in the beginning and 100.5MB in the end (delta: -44.6MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB.
[2024-11-07 22:00:37,139 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:00:37,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1319.62ms. Allocated memory is still 83.9MB. Free memory was 55.6MB in the beginning and 31.1MB in the end (delta: 24.5MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB.
[2024-11-07 22:00:37,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.27ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 30.6MB in the beginning and 135.4MB in the end (delta: -104.8MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB.
[2024-11-07 22:00:37,140 INFO L158 Benchmark]: Boogie Preprocessor took 65.93ms. Allocated memory is still 167.8MB. Free memory was 135.4MB in the beginning and 133.1MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:00:37,141 INFO L158 Benchmark]: RCFGBuilder took 1341.74ms. Allocated memory is still 167.8MB. Free memory was 133.1MB in the beginning and 118.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 22:00:37,141 INFO L158 Benchmark]: TraceAbstraction took 605.50ms. Allocated memory is still 167.8MB. Free memory was 117.7MB in the beginning and 100.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 22:00:37,141 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 167.8MB. Free memory was 100.9MB in the beginning and 100.5MB in the end (delta: 468.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 22:00:37,143 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1319.62ms. Allocated memory is still 83.9MB. Free memory was 55.6MB in the beginning and 31.1MB in the end (delta: 24.5MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 62.27ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 30.6MB in the beginning and 135.4MB in the end (delta: -104.8MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 65.93ms. Allocated memory is still 167.8MB. Free memory was 135.4MB in the beginning and 133.1MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 1341.74ms. Allocated memory is still 167.8MB. Free memory was 133.1MB in the beginning and 118.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 605.50ms. Allocated memory is still 167.8MB. Free memory was 117.7MB in the beginning and 100.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Witness Printer took 4.02ms. Allocated memory is still 167.8MB. Free memory was 100.9MB in the beginning and 100.5MB in the end (delta: 468.8kB). 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: 1854]: 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 1845.
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]
[L1845] 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)
[L1845] 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]
[L1846] CALL CWE190_Integer_Overflow__int_fscanf_square_66_bad()
[L1835] int data;
[L1836] int dataArray[5];
[L1837] data = 0
[L1839] dataArray[2] = data
[L1840] CALL CWE190_Integer_Overflow__int_fscanf_square_66b_badSink(dataArray)
[L1852] EXPR dataArray[2]
[L1852] int data = dataArray[2];
[L1854] data * data
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
- UnprovableResult [Line: 1854]: 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 22:00:37,173 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