./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_41_good.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_fgets_add_41_good.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', '4eb4310bc931b8f9c8584b21e1767e1159c3de225c38522d1a6a8509396cd59b']
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_fgets_add_41_good.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 4eb4310bc931b8f9c8584b21e1767e1159c3de225c38522d1a6a8509396cd59b
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 21:41:17,765 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 21:41:17,865 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-07 21:41:17,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 21:41:17,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 21:41:17,890 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 21:41:17,891 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 21:41:17,892 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 21:41:17,892 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 21:41:17,893 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 21:41:17,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-07 21:41:17,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-07 21:41:17,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 21:41:17,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 21:41:17,894 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 21:41:17,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 21:41:17,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-07 21:41:17,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-07 21:41:17,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 21:41:17,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-07 21:41:17,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-07 21:41:17,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-07 21:41:17,895 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 21:41:17,895 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-07 21:41:17,895 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 21:41:17,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 21:41:17,896 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 21:41:17,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 21:41:17,896 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 21:41:17,896 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-07 21:41:17,897 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-07 21:41:17,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 21:41:17,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 21:41:17,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-07 21:41:17,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-07 21:41:17,898 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-07 21:41:17,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-07 21:41:17,898 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-07 21:41:17,898 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-07 21:41:17,898 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-07 21:41:17,898 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-07 21:41:17,898 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 -> 4eb4310bc931b8f9c8584b21e1767e1159c3de225c38522d1a6a8509396cd59b
[2024-11-07 21:41:18,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 21:41:18,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 21:41:18,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 21:41:18,182 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 21:41:18,182 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 21:41:18,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_41_good.i
[2024-11-07 21:41:19,422 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 21:41:19,773 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 21:41:19,773 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_41_good.i
[2024-11-07 21:41:19,801 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5c0ea078e/b3f5b701eca747b290ac820b80e8bea0/FLAGc473c4d8d
[2024-11-07 21:41:20,005 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5c0ea078e/b3f5b701eca747b290ac820b80e8bea0
[2024-11-07 21:41:20,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 21:41:20,008 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 21:41:20,009 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 21:41:20,009 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 21:41:20,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 21:41:20,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66bfe6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20, skipping insertion in model container
[2024-11-07 21:41:20,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,067 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 21:41:20,634 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 21:41:20,641 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 21:41:20,737 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 21:41:20,887 INFO L204 MainTranslator]: Completed translation
[2024-11-07 21:41:20,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20 WrapperNode
[2024-11-07 21:41:20,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 21:41:20,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 21:41:20,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 21:41:20,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 21:41:20,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,920 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,947 INFO L138 Inliner]: procedures = 502, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 80
[2024-11-07 21:41:20,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 21:41:20,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 21:41:20,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 21:41:20,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 21:41:20,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,960 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,981 INFO L175 MemorySlicer]: Split 1 memory accesses to 1 slices as follows [1]. 100 percent of accesses are in the largest equivalence class. The 1 initializations are split as follows [1]. The 0 writes are split as follows [0].
[2024-11-07 21:41:20,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,985 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:20,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:21,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:21,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 21:41:21,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 21:41:21,006 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 21:41:21,007 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 21:41:21,007 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (1/1) ...
[2024-11-07 21:41:21,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-07 21:41:21,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 21:41:21,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-07 21:41:21,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-07 21:41:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-11-07 21:41:21,060 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-11-07 21:41:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-07 21:41:21,060 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-07 21:41:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-07 21:41:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 21:41:21,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 21:41:21,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-07 21:41:21,178 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 21:41:21,180 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 21:41:21,346 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live.
[2024-11-07 21:41:21,346 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 21:41:21,358 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 21:41:21,358 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-07 21:41:21,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:41:21 BoogieIcfgContainer
[2024-11-07 21:41:21,359 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 21:41:21,362 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-07 21:41:21,362 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-07 21:41:21,366 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-07 21:41:21,366 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 09:41:20" (1/3) ...
[2024-11-07 21:41:21,367 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7df2e1e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:41:21, skipping insertion in model container
[2024-11-07 21:41:21,367 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:20" (2/3) ...
[2024-11-07 21:41:21,367 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7df2e1e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:41:21, skipping insertion in model container
[2024-11-07 21:41:21,367 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:41:21" (3/3) ...
[2024-11-07 21:41:21,368 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_add_41_good.i
[2024-11-07 21:41:21,383 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-07 21:41:21,383 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations.
[2024-11-07 21:41:21,436 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-07 21:41:21,448 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;@768ccce4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-07 21:41:21,449 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-11-07 21:41:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 31 states have internal predecessors, (34), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-11-07 21:41:21,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-07 21:41:21,459 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 21:41:21,460 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 21:41:21,460 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-07 21:41:21,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 21:41:21,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1640370873, now seen corresponding path program 1 times
[2024-11-07 21:41:21,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 21:41:21,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745832775]
[2024-11-07 21:41:21,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 21:41:21,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 21:41:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:41:21,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-07 21:41:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:41:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 21:41:21,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 21:41:21,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745832775]
[2024-11-07 21:41:21,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745832775] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 21:41:21,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 21:41:21,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-07 21:41:21,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473491398]
[2024-11-07 21:41:21,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 21:41:21,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-07 21:41:21,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 21:41:21,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-07 21:41:21,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-07 21:41:21,830 INFO L87 Difference]: Start difference. First operand has 40 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 31 states have internal predecessors, (34), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 21:41:21,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 21:41:21,873 INFO L93 Difference]: Finished difference Result 40 states and 46 transitions.
[2024-11-07 21:41:21,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-07 21:41:21,876 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2024-11-07 21:41:21,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 21:41:21,881 INFO L225 Difference]: With dead ends: 40
[2024-11-07 21:41:21,882 INFO L226 Difference]: Without dead ends: 29
[2024-11-07 21:41:21,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-07 21:41:21,888 INFO L432 NwaCegarLoop]: 39 mSDtfsCounter, 3 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 21:41:21,890 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 110 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 21:41:21,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states.
[2024-11-07 21:41:21,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29.
[2024-11-07 21:41:21,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 20 states have (on average 1.25) internal successors, (25), 22 states have internal predecessors, (25), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-07 21:41:21,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions.
[2024-11-07 21:41:21,926 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 33 transitions. Word has length 12
[2024-11-07 21:41:21,927 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 21:41:21,927 INFO L471 AbstractCegarLoop]: Abstraction has 29 states and 33 transitions.
[2024-11-07 21:41:21,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 21:41:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions.
[2024-11-07 21:41:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2024-11-07 21:41:21,931 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 21:41:21,931 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 21:41:21,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-07 21:41:21,931 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-07 21:41:21,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 21:41:21,932 INFO L85 PathProgramCache]: Analyzing trace with hash 688110549, now seen corresponding path program 1 times
[2024-11-07 21:41:21,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 21:41:21,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260627301]
[2024-11-07 21:41:21,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 21:41:21,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 21:41:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:41:22,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-07 21:41:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:41:22,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 21:41:22,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 21:41:22,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260627301]
[2024-11-07 21:41:22,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260627301] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 21:41:22,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 21:41:22,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 21:41:22,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241544155]
[2024-11-07 21:41:22,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 21:41:22,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 21:41:22,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 21:41:22,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 21:41:22,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 21:41:22,035 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 21:41:22,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 21:41:22,056 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions.
[2024-11-07 21:41:22,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-07 21:41:22,061 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13
[2024-11-07 21:41:22,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 21:41:22,061 INFO L225 Difference]: With dead ends: 29
[2024-11-07 21:41:22,061 INFO L226 Difference]: Without dead ends: 28
[2024-11-07 21:41:22,061 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 21:41:22,062 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 0 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 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 21:41:22,062 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 21:41:22,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states.
[2024-11-07 21:41:22,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28.
[2024-11-07 21:41:22,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 20 states have (on average 1.2) internal successors, (24), 21 states have internal predecessors, (24), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-07 21:41:22,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions.
[2024-11-07 21:41:22,069 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 13
[2024-11-07 21:41:22,069 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 21:41:22,069 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions.
[2024-11-07 21:41:22,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-07 21:41:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions.
[2024-11-07 21:41:22,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21
[2024-11-07 21:41:22,069 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-07 21:41:22,069 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-07 21:41:22,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-07 21:41:22,070 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-07 21:41:22,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 21:41:22,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1921986236, now seen corresponding path program 1 times
[2024-11-07 21:41:22,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 21:41:22,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488407068]
[2024-11-07 21:41:22,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 21:41:22,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 21:41:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:41:22,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-07 21:41:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:41:22,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11
[2024-11-07 21:41:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 21:41:22,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.
[2024-11-07 21:41:22,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 21:41:22,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488407068]
[2024-11-07 21:41:22,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488407068] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 21:41:22,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 21:41:22,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-07 21:41:22,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899649671]
[2024-11-07 21:41:22,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 21:41:22,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-07 21:41:22,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 21:41:22,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 21:41:22,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 21:41:22,241 INFO L87 Difference]: Start difference. First operand 28 states and 32 transitions. 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-11-07 21:41:22,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 21:41:22,250 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions.
[2024-11-07 21:41:22,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-07 21:41:22,254 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 20
[2024-11-07 21:41:22,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-07 21:41:22,254 INFO L225 Difference]: With dead ends: 28
[2024-11-07 21:41:22,254 INFO L226 Difference]: Without dead ends: 0
[2024-11-07 21:41:22,255 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 21:41:22,255 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 1 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-07 21:41:22,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 57 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-07 21:41:22,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-07 21:41:22,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-07 21:41:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-07 21:41:22,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-07 21:41:22,260 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20
[2024-11-07 21:41:22,260 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-07 21:41:22,261 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-07 21:41:22,261 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2)
[2024-11-07 21:41:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-07 21:41:22,261 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-07 21:41:22,263 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining)
[2024-11-07 21:41:22,264 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining)
[2024-11-07 21:41:22,265 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining)
[2024-11-07 21:41:22,265 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining)
[2024-11-07 21:41:22,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-07 21:41:22,268 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-07 21:41:22,270 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-07 21:41:22,294 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-07 21:41:22,310 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-11-07 21:41:22,311 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-11-07 21:41:22,311 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-11-07 21:41:22,312 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-11-07 21:41:22,312 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-11-07 21:41:22,312 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-11-07 21:41:22,312 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-11-07 21:41:22,313 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-11-07 21:41:22,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-11-07 21:41:22,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-11-07 21:41:22,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-11-07 21:41:22,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-11-07 21:41:22,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-11-07 21:41:22,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-11-07 21:41:22,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-11-07 21:41:22,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-11-07 21:41:22,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-11-07 21:41:22,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-11-07 21:41:22,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-11-07 21:41:22,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-11-07 21:41:22,316 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-11-07 21:41:22,321 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-11-07 21:41:22,322 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-11-07 21:41:22,323 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-11-07 21:41:22,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-11-07 21:41:22,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-11-07 21:41:22,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-11-07 21:41:22,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-11-07 21:41:22,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 09:41:22 BoogieIcfgContainer
[2024-11-07 21:41:22,326 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-07 21:41:22,328 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 21:41:22,328 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 21:41:22,329 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 21:41:22,329 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:41:21" (3/4) ...
[2024-11-07 21:41:22,331 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-07 21:41:22,335 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-11-07 21:41:22,335 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-11-07 21:41:22,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges
[2024-11-07 21:41:22,341 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2024-11-07 21:41:22,342 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-07 21:41:22,342 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-07 21:41:22,423 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-07 21:41:22,423 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml
[2024-11-07 21:41:22,423 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 21:41:22,425 INFO L158 Benchmark]: Toolchain (without parser) took 2415.81ms. Allocated memory is still 100.7MB. Free memory was 73.6MB in the beginning and 50.3MB in the end (delta: 23.3MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB.
[2024-11-07 21:41:22,425 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:41:22,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 879.97ms. Allocated memory is still 100.7MB. Free memory was 73.4MB in the beginning and 47.2MB in the end (delta: 26.2MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB.
[2024-11-07 21:41:22,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.89ms. Allocated memory is still 100.7MB. Free memory was 47.2MB in the beginning and 44.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:41:22,428 INFO L158 Benchmark]: Boogie Preprocessor took 56.66ms. Allocated memory is still 100.7MB. Free memory was 44.9MB in the beginning and 42.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 21:41:22,429 INFO L158 Benchmark]: RCFGBuilder took 352.72ms. Allocated memory is still 100.7MB. Free memory was 42.8MB in the beginning and 73.3MB in the end (delta: -30.5MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB.
[2024-11-07 21:41:22,429 INFO L158 Benchmark]: TraceAbstraction took 965.02ms. Allocated memory is still 100.7MB. Free memory was 72.7MB in the beginning and 55.7MB in the end (delta: 17.0MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB.
[2024-11-07 21:41:22,429 INFO L158 Benchmark]: Witness Printer took 95.78ms. Allocated memory is still 100.7MB. Free memory was 55.7MB in the beginning and 50.3MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-07 21:41:22,431 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 879.97ms. Allocated memory is still 100.7MB. Free memory was 73.4MB in the beginning and 47.2MB in the end (delta: 26.2MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 58.89ms. Allocated memory is still 100.7MB. Free memory was 47.2MB in the beginning and 44.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 56.66ms. Allocated memory is still 100.7MB. Free memory was 44.9MB in the beginning and 42.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 352.72ms. Allocated memory is still 100.7MB. Free memory was 42.8MB in the beginning and 73.3MB in the end (delta: -30.5MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 965.02ms. Allocated memory is still 100.7MB. Free memory was 72.7MB in the beginning and 55.7MB in the end (delta: 17.0MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB.
* Witness Printer took 95.78ms. Allocated memory is still 100.7MB. Free memory was 55.7MB in the beginning and 50.3MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
* 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
- PositiveResult [Line: 1566]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1566]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1551]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1551]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 3 procedures, 40 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 223 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 125 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 98 mSDtfsCounter, 24 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=0, InterpolantAutomatonStates: 10, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 60 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 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
- AllSpecificationsHoldResult: All specifications hold
4 specifications checked. All of them hold
- ProcedureContractResult [Line: 1412]: Procedure Contract for printLine
Derived contract for procedure printLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))
- ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine
Derived contract for procedure printIntLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))
RESULT: Ultimate proved your program to be correct!
[2024-11-07 21:41:22,465 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:
TRUE