./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_68_good.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_68_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX --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 f22d725b274ffa415472e4512d9818cb84a71f59a43ea776de8ae953bc03fbcc
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 17:51:45,780 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 17:51:45,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-08 17:51:45,903 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 17:51:45,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 17:51:45,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 17:51:45,953 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 17:51:45,954 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 17:51:45,955 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 17:51:45,957 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 17:51:45,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 17:51:45,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 17:51:45,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 17:51:45,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 17:51:45,960 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 17:51:45,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 17:51:45,963 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 17:51:45,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 17:51:45,964 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 17:51:45,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 17:51:45,965 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 17:51:45,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 17:51:45,968 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 17:51:45,969 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-08 17:51:45,969 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 17:51:45,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 17:51:45,970 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 17:51:45,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 17:51:45,971 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 17:51:45,971 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 17:51:45,972 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 17:51:45,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:51:45,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 17:51:45,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 17:51:45,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 17:51:45,982 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 17:51:45,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 17:51:45,983 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 17:51:45,983 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 17:51:45,983 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 17:51:45,984 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 17:51:45,984 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f22d725b274ffa415472e4512d9818cb84a71f59a43ea776de8ae953bc03fbcc
[2024-11-08 17:51:46,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 17:51:46,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 17:51:46,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 17:51:46,424 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 17:51:46,425 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 17:51:46,426 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_68_good.i
Unable to find full path for "g++"
[2024-11-08 17:51:48,856 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 17:51:49,400 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 17:51:49,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_predec_68_good.i
[2024-11-08 17:51:49,441 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/data/bd9ef14e7/e4a72f91eed9449a8591d2833cd47d06/FLAGd9e60f5c6
[2024-11-08 17:51:49,471 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/data/bd9ef14e7/e4a72f91eed9449a8591d2833cd47d06
[2024-11-08 17:51:49,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 17:51:49,479 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 17:51:49,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 17:51:49,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 17:51:49,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 17:51:49,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:51:49" (1/1) ...
[2024-11-08 17:51:49,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c70b2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:49, skipping insertion in model container
[2024-11-08 17:51:49,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:51:49" (1/1) ...
[2024-11-08 17:51:49,585 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 17:51:50,827 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:51:50,838 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 17:51:50,995 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:51:51,206 INFO L204 MainTranslator]: Completed translation
[2024-11-08 17:51:51,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51 WrapperNode
[2024-11-08 17:51:51,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 17:51:51,235 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 17:51:51,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 17:51:51,237 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 17:51:51,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,290 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,337 INFO L138 Inliner]: procedures = 502, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 89
[2024-11-08 17:51:51,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 17:51:51,341 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 17:51:51,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 17:51:51,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 17:51:51,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,360 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,398 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].
[2024-11-08 17:51:51,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,407 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,414 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 17:51:51,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 17:51:51,427 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 17:51:51,427 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 17:51:51,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (1/1) ...
[2024-11-08 17:51:51,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:51:51,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 17:51:51,479 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 17:51:51,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 17:51:51,517 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-11-08 17:51:51,518 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-11-08 17:51:51,518 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-08 17:51:51,518 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-08 17:51:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 17:51:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 17:51:51,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 17:51:51,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 17:51:51,709 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 17:51:51,712 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 17:51:51,926 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live.
[2024-11-08 17:51:51,927 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 17:51:51,942 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 17:51:51,943 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-08 17:51:51,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:51:51 BoogieIcfgContainer
[2024-11-08 17:51:51,943 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 17:51:51,946 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 17:51:51,946 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 17:51:51,950 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 17:51:51,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:51:49" (1/3) ...
[2024-11-08 17:51:51,952 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ea96cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:51:51, skipping insertion in model container
[2024-11-08 17:51:51,952 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:51:51" (2/3) ...
[2024-11-08 17:51:51,953 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77ea96cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:51:51, skipping insertion in model container
[2024-11-08 17:51:51,953 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:51:51" (3/3) ...
[2024-11-08 17:51:51,957 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fgets_predec_68_good.i
[2024-11-08 17:51:51,975 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 17:51:51,975 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations.
[2024-11-08 17:51:52,054 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 17:51:52,065 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;@118334b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 17:51:52,068 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-11-08 17:51:52,074 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)
[2024-11-08 17:51:52,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-08 17:51:52,083 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:51:52,084 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:51:52,085 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)] ===
[2024-11-08 17:51:52,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:51:52,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1713659217, now seen corresponding path program 1 times
[2024-11-08 17:51:52,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:51:52,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530797769]
[2024-11-08 17:51:52,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:51:52,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:51:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:52,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 17:51:52,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:52,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:51:52,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:51:52,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530797769]
[2024-11-08 17:51:52,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530797769] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:51:52,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:51:52,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 17:51:52,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004976176]
[2024-11-08 17:51:52,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:51:52,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 17:51:52,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:51:52,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 17:51:52,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 17:51:52,713 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 3 states, 2 states have (on average 3.5) internal successors, (7), 3 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)
[2024-11-08 17:51:52,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 17:51:52,766 INFO L93 Difference]: Finished difference Result 40 states and 46 transitions.
[2024-11-08 17:51:52,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 17:51:52,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 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
[2024-11-08 17:51:52,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 17:51:52,780 INFO L225 Difference]: With dead ends: 40
[2024-11-08 17:51:52,780 INFO L226 Difference]: Without dead ends: 27
[2024-11-08 17:51:52,784 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
[2024-11-08 17:51:52,791 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 1 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 82 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
[2024-11-08 17:51:52,794 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 82 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 17:51:52,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states.
[2024-11-08 17:51:52,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27.
[2024-11-08 17:51:52,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 21 states have internal predecessors, (23), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-08 17:51:52,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions.
[2024-11-08 17:51:52,854 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 9
[2024-11-08 17:51:52,855 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 17:51:52,855 INFO L471 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions.
[2024-11-08 17:51:52,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 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)
[2024-11-08 17:51:52,856 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions.
[2024-11-08 17:51:52,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-08 17:51:52,857 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:51:52,858 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:51:52,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 17:51:52,858 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)] ===
[2024-11-08 17:51:52,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:51:52,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1583828127, now seen corresponding path program 1 times
[2024-11-08 17:51:52,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:51:52,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969930758]
[2024-11-08 17:51:52,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:51:52,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:51:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:52,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 17:51:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:53,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:51:53,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:51:53,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969930758]
[2024-11-08 17:51:53,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969930758] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:51:53,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:51:53,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 17:51:53,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298857228]
[2024-11-08 17:51:53,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:51:53,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 17:51:53,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:51:53,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 17:51:53,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 17:51:53,010 INFO L87 Difference]: Start difference. First operand 27 states and 29 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 17:51:53,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 17:51:53,032 INFO L93 Difference]: Finished difference Result 27 states and 29 transitions.
[2024-11-08 17:51:53,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 17:51:53,034 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10
[2024-11-08 17:51:53,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 17:51:53,035 INFO L225 Difference]: With dead ends: 27
[2024-11-08 17:51:53,036 INFO L226 Difference]: Without dead ends: 26
[2024-11-08 17:51:53,037 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
[2024-11-08 17:51:53,040 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 0 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 17:51:53,041 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 50 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 17:51:53,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states.
[2024-11-08 17:51:53,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26.
[2024-11-08 17:51:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-08 17:51:53,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions.
[2024-11-08 17:51:53,049 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 10
[2024-11-08 17:51:53,050 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 17:51:53,050 INFO L471 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions.
[2024-11-08 17:51:53,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 17:51:53,051 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions.
[2024-11-08 17:51:53,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22
[2024-11-08 17:51:53,052 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:51:53,052 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:51:53,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-08 17:51:53,053 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)] ===
[2024-11-08 17:51:53,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:51:53,054 INFO L85 PathProgramCache]: Analyzing trace with hash -538576133, now seen corresponding path program 1 times
[2024-11-08 17:51:53,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:51:53,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216155108]
[2024-11-08 17:51:53,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:51:53,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:51:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:53,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 17:51:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:53,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 17:51:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:53,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:51:53,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:51:53,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216155108]
[2024-11-08 17:51:53,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216155108] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:51:53,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:51:53,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 17:51:53,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262324556]
[2024-11-08 17:51:53,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:51:53,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 17:51:53,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:51:53,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 17:51:53,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 17:51:53,227 INFO L87 Difference]: Start difference. First operand 26 states and 28 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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)
[2024-11-08 17:51:53,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 17:51:53,243 INFO L93 Difference]: Finished difference Result 26 states and 28 transitions.
[2024-11-08 17:51:53,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 17:51:53,246 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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 21
[2024-11-08 17:51:53,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 17:51:53,247 INFO L225 Difference]: With dead ends: 26
[2024-11-08 17:51:53,248 INFO L226 Difference]: Without dead ends: 25
[2024-11-08 17:51:53,249 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
[2024-11-08 17:51:53,252 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 1 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 17:51:53,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 48 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 17:51:53,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states.
[2024-11-08 17:51:53,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25.
[2024-11-08 17:51:53,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 19 states have (on average 1.105263157894737) internal successors, (21), 19 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2024-11-08 17:51:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions.
[2024-11-08 17:51:53,266 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 21
[2024-11-08 17:51:53,266 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 17:51:53,266 INFO L471 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions.
[2024-11-08 17:51:53,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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)
[2024-11-08 17:51:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions.
[2024-11-08 17:51:53,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2024-11-08 17:51:53,271 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:51:53,271 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:51:53,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-08 17:51:53,272 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-08 17:51:53,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:51:53,273 INFO L85 PathProgramCache]: Analyzing trace with hash 484009131, now seen corresponding path program 1 times
[2024-11-08 17:51:53,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:51:53,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006568308]
[2024-11-08 17:51:53,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:51:53,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:51:53,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:53,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 17:51:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:53,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 17:51:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:51:53,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:51:53,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:51:53,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006568308]
[2024-11-08 17:51:53,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006568308] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:51:53,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:51:53,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 17:51:53,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345395323]
[2024-11-08 17:51:53,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:51:53,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-08 17:51:53,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:51:53,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-08 17:51:53,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 17:51:53,536 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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)
[2024-11-08 17:51:53,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 17:51:53,569 INFO L93 Difference]: Finished difference Result 25 states and 27 transitions.
[2024-11-08 17:51:53,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-08 17:51:53,571 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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 22
[2024-11-08 17:51:53,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 17:51:53,572 INFO L225 Difference]: With dead ends: 25
[2024-11-08 17:51:53,573 INFO L226 Difference]: Without dead ends: 0
[2024-11-08 17:51:53,573 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-08 17:51:53,576 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 2 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 17:51:53,579 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 64 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 17:51:53,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-08 17:51:53,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-08 17:51:53,584 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)
[2024-11-08 17:51:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-08 17:51:53,585 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22
[2024-11-08 17:51:53,585 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 17:51:53,585 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-08 17:51:53,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 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)
[2024-11-08 17:51:53,586 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-08 17:51:53,586 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-08 17:51:53,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining)
[2024-11-08 17:51:53,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining)
[2024-11-08 17:51:53,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining)
[2024-11-08 17:51:53,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining)
[2024-11-08 17:51:53,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-08 17:51:53,598 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-11-08 17:51:53,603 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-08 17:51:53,641 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 17:51:53,672 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-11-08 17:51:53,673 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-11-08 17:51:53,674 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-11-08 17:51:53,674 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-11-08 17:51:53,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-11-08 17:51:53,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-11-08 17:51:53,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-11-08 17:51:53,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-11-08 17:51:53,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-11-08 17:51:53,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-11-08 17:51:53,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-11-08 17:51:53,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-11-08 17:51:53,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-11-08 17:51:53,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-11-08 17:51:53,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-11-08 17:51:53,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-11-08 17:51:53,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-11-08 17:51:53,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-11-08 17:51:53,680 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-11-08 17:51:53,680 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-11-08 17:51:53,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-11-08 17:51:53,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-11-08 17:51:53,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-11-08 17:51:53,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-11-08 17:51:53,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-11-08 17:51:53,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-11-08 17:51:53,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-11-08 17:51:53,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-11-08 17:51:53,684 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-11-08 17:51:53,684 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-11-08 17:51:53,684 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-11-08 17:51:53,685 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-11-08 17:51:53,685 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-11-08 17:51:53,685 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-11-08 17:51:53,686 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-11-08 17:51:53,686 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-11-08 17:51:53,686 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-11-08 17:51:53,687 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-11-08 17:51:53,687 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-11-08 17:51:53,692 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-11-08 17:51:53,695 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-11-08 17:51:53,696 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-11-08 17:51:53,697 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-11-08 17:51:53,697 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-11-08 17:51:53,697 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-11-08 17:51:53,701 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-11-08 17:51:53,701 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-11-08 17:51:53,701 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-11-08 17:51:53,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-11-08 17:51:53,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-11-08 17:51:53,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-11-08 17:51:53,703 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-11-08 17:51:53,703 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-11-08 17:51:53,703 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-11-08 17:51:53,704 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-11-08 17:51:53,704 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-11-08 17:51:53,704 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-11-08 17:51:53,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-11-08 17:51:53,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-11-08 17:51:53,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-11-08 17:51:53,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-11-08 17:51:53,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-11-08 17:51:53,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-11-08 17:51:53,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-11-08 17:51:53,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-11-08 17:51:53,707 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-11-08 17:51:53,707 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-11-08 17:51:53,707 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-11-08 17:51:53,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-11-08 17:51:53,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-11-08 17:51:53,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-11-08 17:51:53,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-11-08 17:51:53,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-11-08 17:51:53,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-11-08 17:51:53,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-11-08 17:51:53,713 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-11-08 17:51:53,713 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-11-08 17:51:53,714 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-11-08 17:51:53,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:51:53 BoogieIcfgContainer
[2024-11-08 17:51:53,719 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 17:51:53,720 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 17:51:53,720 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 17:51:53,721 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 17:51:53,721 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:51:51" (3/4) ...
[2024-11-08 17:51:53,727 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-08 17:51:53,733 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-11-08 17:51:53,733 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-11-08 17:51:53,742 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges
[2024-11-08 17:51:53,743 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2024-11-08 17:51:53,743 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-08 17:51:53,743 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-08 17:51:53,868 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 17:51:53,868 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/witness.yml
[2024-11-08 17:51:53,869 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 17:51:53,870 INFO L158 Benchmark]: Toolchain (without parser) took 4391.24ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 105.6MB in the beginning and 144.3MB in the end (delta: -38.7MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB.
[2024-11-08 17:51:53,870 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 138.4MB. Free memory was 111.0MB in the beginning and 110.8MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:51:53,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1754.36ms. Allocated memory is still 138.4MB. Free memory was 105.2MB in the beginning and 87.2MB in the end (delta: 18.0MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB.
[2024-11-08 17:51:53,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.43ms. Allocated memory is still 138.4MB. Free memory was 87.2MB in the beginning and 83.9MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 17:51:53,872 INFO L158 Benchmark]: Boogie Preprocessor took 81.48ms. Allocated memory is still 138.4MB. Free memory was 83.9MB in the beginning and 81.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 17:51:53,873 INFO L158 Benchmark]: RCFGBuilder took 516.94ms. Allocated memory is still 138.4MB. Free memory was 81.8MB in the beginning and 67.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-11-08 17:51:53,874 INFO L158 Benchmark]: TraceAbstraction took 1773.42ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 66.5MB in the beginning and 149.6MB in the end (delta: -83.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:51:53,875 INFO L158 Benchmark]: Witness Printer took 148.79ms. Allocated memory is still 199.2MB. Free memory was 149.6MB in the beginning and 144.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 17:51:53,877 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.41ms. Allocated memory is still 138.4MB. Free memory was 111.0MB in the beginning and 110.8MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1754.36ms. Allocated memory is still 138.4MB. Free memory was 105.2MB in the beginning and 87.2MB in the end (delta: 18.0MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 105.43ms. Allocated memory is still 138.4MB. Free memory was 87.2MB in the beginning and 83.9MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 81.48ms. Allocated memory is still 138.4MB. Free memory was 83.9MB in the beginning and 81.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 516.94ms. Allocated memory is still 138.4MB. Free memory was 81.8MB in the beginning and 67.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* TraceAbstraction took 1773.42ms. Allocated memory was 138.4MB in the beginning and 199.2MB in the end (delta: 60.8MB). Free memory was 66.5MB in the beginning and 149.6MB in the end (delta: -83.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 148.79ms. Allocated memory is still 199.2MB. Free memory was 149.6MB in the beginning and 144.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. 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: 1599]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1599]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1609]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1609]: 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: 1.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 244 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 128 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 116 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 82 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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
- 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))) && (CWE191_Integer_Underflow__int_fgets_predec_68_badData == \old(CWE191_Integer_Underflow__int_fgets_predec_68_badData))) && (CWE191_Integer_Underflow__int_fgets_predec_68_goodG2BData == \old(CWE191_Integer_Underflow__int_fgets_predec_68_goodG2BData))) && (CWE191_Integer_Underflow__int_fgets_predec_68_goodB2GData == \old(CWE191_Integer_Underflow__int_fgets_predec_68_goodB2GData)))
- 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))) && (CWE191_Integer_Underflow__int_fgets_predec_68_badData == \old(CWE191_Integer_Underflow__int_fgets_predec_68_badData))) && (CWE191_Integer_Underflow__int_fgets_predec_68_goodG2BData == \old(CWE191_Integer_Underflow__int_fgets_predec_68_goodG2BData))) && (CWE191_Integer_Underflow__int_fgets_predec_68_goodB2GData == \old(CWE191_Integer_Underflow__int_fgets_predec_68_goodB2GData)))
RESULT: Ultimate proved your program to be correct!
[2024-11-08 17:51:53,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9881e783-c7cd-4841-9361-a51a140e5c30/bin/uautomizer-verify-jihMAELWvX/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