./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fcef6dc9969520864ff3eb237f503bd49786ed83e05593d88361b4eab4a4eb5b
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 03:14:10,179 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 03:14:10,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf
[2023-11-19 03:14:10,335 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 03:14:10,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-19 03:14:10,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 03:14:10,383 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 03:14:10,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS
[2023-11-19 03:14:10,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 03:14:10,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 03:14:10,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 03:14:10,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 03:14:10,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 03:14:10,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 03:14:10,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 03:14:10,396 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 03:14:10,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 03:14:10,397 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true
[2023-11-19 03:14:10,398 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 03:14:10,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 03:14:10,399 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 03:14:10,400 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 03:14:10,401 INFO L153 SettingsManager]: * Timeout in seconds=1000000
[2023-11-19 03:14:10,403 INFO L153 SettingsManager]: * Theory for external solver=ALL
[2023-11-19 03:14:10,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 03:14:10,404 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:14:10,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 03:14:10,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 03:14:10,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 03:14:10,407 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN
[2023-11-19 03:14:10,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 03:14:10,409 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 03:14:10,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
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_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcef6dc9969520864ff3eb237f503bd49786ed83e05593d88361b4eab4a4eb5b
[2023-11-19 03:14:10,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 03:14:10,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 03:14:10,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 03:14:10,833 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 03:14:10,834 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 03:14:10,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i
[2023-11-19 03:14:13,974 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 03:14:14,442 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 03:14:14,443 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i
[2023-11-19 03:14:14,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/data/6238aaeb1/863c4204a6bb462b8e8065cbf3f0d6a3/FLAG976d78717
[2023-11-19 03:14:14,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/data/6238aaeb1/863c4204a6bb462b8e8065cbf3f0d6a3
[2023-11-19 03:14:14,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 03:14:14,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 03:14:14,512 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 03:14:14,512 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 03:14:14,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 03:14:14,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:14" (1/1) ...
[2023-11-19 03:14:14,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5bf7e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:14, skipping insertion in model container
[2023-11-19 03:14:14,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:14" (1/1) ...
[2023-11-19 03:14:14,607 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 03:14:15,007 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 03:14:15,672 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:14:15,685 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 03:14:15,710 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 03:14:15,815 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:14:16,106 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:16,106 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:16,107 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:16,107 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:16,107 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:16,107 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:16,117 INFO L206 MainTranslator]: Completed translation
[2023-11-19 03:14:16,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16 WrapperNode
[2023-11-19 03:14:16,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 03:14:16,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 03:14:16,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 03:14:16,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 03:14:16,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,239 INFO L138 Inliner]: procedures = 501, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 57
[2023-11-19 03:14:16,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 03:14:16,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 03:14:16,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 03:14:16,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 03:14:16,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 03:14:16,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 03:14:16,284 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 03:14:16,284 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 03:14:16,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:16,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:14:16,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 03:14:16,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 03:14:16,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 03:14:16,389 INFO L130 BoogieDeclarations]: Found specification of procedure fgets
[2023-11-19 03:14:16,390 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2023-11-19 03:14:16,390 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2023-11-19 03:14:16,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 03:14:16,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2023-11-19 03:14:16,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 03:14:16,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 03:14:16,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 03:14:16,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-19 03:14:16,392 INFO L130 BoogieDeclarations]: Found specification of procedure time
[2023-11-19 03:14:16,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 03:14:16,677 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 03:14:16,680 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 03:14:16,900 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 03:14:16,977 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 03:14:16,982 INFO L302 CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-19 03:14:16,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:16 BoogieIcfgContainer
[2023-11-19 03:14:16,988 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 03:14:16,990 INFO L112 PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 03:14:16,990 INFO L270 PluginConnector]: Initializing CodeCheck...
[2023-11-19 03:14:17,002 INFO L274 PluginConnector]: CodeCheck initialized
[2023-11-19 03:14:17,003 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:16" (1/1) ...
[2023-11-19 03:14:17,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 03:14:17,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:14:17,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions.
[2023-11-19 03:14:17,101 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions.
[2023-11-19 03:14:17,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-19 03:14:17,106 INFO L423 CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:14:17,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:14:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:14:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:14:17,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:14:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions.
[2023-11-19 03:14:17,701 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions.
[2023-11-19 03:14:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 03:14:17,705 INFO L423 CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:14:17,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:14:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:14:17,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 03:14:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:14:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:14:17,925 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 03:14:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:14:17,968 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations.
[2023-11-19 03:14:18,010 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post101 could not be translated
[2023-11-19 03:14:18,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:14:18 ImpRootNode
[2023-11-19 03:14:18,017 INFO L131 PluginConnector]: ------------------------ END CodeCheck----------------------------
[2023-11-19 03:14:18,018 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 03:14:18,018 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 03:14:18,019 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 03:14:18,019 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:16" (3/4) ...
[2023-11-19 03:14:18,024 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2023-11-19 03:14:18,026 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 03:14:18,027 INFO L158 Benchmark]: Toolchain (without parser) took 3516.31ms. Allocated memory was 167.8MB in the beginning and 207.6MB in the end (delta: 39.8MB). Free memory was 117.3MB in the beginning and 109.9MB in the end (delta: 7.4MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB.
[2023-11-19 03:14:18,028 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 03:14:18,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1606.91ms. Allocated memory was 167.8MB in the beginning and 207.6MB in the end (delta: 39.8MB). Free memory was 117.3MB in the beginning and 163.3MB in the end (delta: -46.0MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB.
[2023-11-19 03:14:18,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.40ms. Allocated memory is still 207.6MB. Free memory was 163.3MB in the beginning and 160.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 03:14:18,031 INFO L158 Benchmark]: Boogie Preprocessor took 41.43ms. Allocated memory is still 207.6MB. Free memory was 160.2MB in the beginning and 159.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 03:14:18,032 INFO L158 Benchmark]: RCFGBuilder took 705.19ms. Allocated memory is still 207.6MB. Free memory was 159.0MB in the beginning and 143.4MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2023-11-19 03:14:18,039 INFO L158 Benchmark]: CodeCheck took 1027.03ms. Allocated memory is still 207.6MB. Free memory was 143.4MB in the beginning and 110.9MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
[2023-11-19 03:14:18,040 INFO L158 Benchmark]: Witness Printer took 7.73ms. Allocated memory is still 207.6MB. Free memory was 110.9MB in the beginning and 109.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 03:14:18,048 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck:
- StatisticsResult: Ultimate CodeCheck benchmark data
CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available
- UnprovableResult [Line: 1577]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: overapproximation of atoi at line 1557.
Possible FailurePath:
[L1522] const int GLOBAL_CONST_TRUE = 1;
[L1523] const int GLOBAL_CONST_FALSE = 0;
[L1524] const int GLOBAL_CONST_FIVE = 5;
[L1525] int globalTrue = 1;
[L1526] int globalFalse = 0;
[L1527] int globalFive = 5;
[L1546] int globalArgc = 0;
[L1547] char** globalArgv = ((void *)0);
[L1569] CALL printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}]
[L1414] COND TRUE line != ((void *)0)
[L1569] RET printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=28, argc=28, argv={29:12}, argv={29:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1570] CALL CWE190_Integer_Overflow__int_fgets_postinc_51_bad()
[L1551] int data;
[L1552] data = 0
[L1554] char inputBuffer[(3 * sizeof(data) + 2)] = "";
[L1555] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)
[L1557] EXPR data = atoi(inputBuffer)
[L1554] char inputBuffer[(3 * sizeof(data) + 2)] = "";
[L1553-L1563] {
char inputBuffer[(3 * sizeof(data) + 2)] = "";
if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0))
{
data = atoi(inputBuffer);
}
else
{
printLine("fgets() failed.");
}
}
[L1564] CALL CWE190_Integer_Overflow__int_fgets_postinc_51b_badSink(data)
[L1577] data++
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1606.91ms. Allocated memory was 167.8MB in the beginning and 207.6MB in the end (delta: 39.8MB). Free memory was 117.3MB in the beginning and 163.3MB in the end (delta: -46.0MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 120.40ms. Allocated memory is still 207.6MB. Free memory was 163.3MB in the beginning and 160.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 41.43ms. Allocated memory is still 207.6MB. Free memory was 160.2MB in the beginning and 159.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 705.19ms. Allocated memory is still 207.6MB. Free memory was 159.0MB in the beginning and 143.4MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* CodeCheck took 1027.03ms. Allocated memory is still 207.6MB. Free memory was 143.4MB in the beginning and 110.9MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
* Witness Printer took 7.73ms. Allocated memory is still 207.6MB. Free memory was 110.9MB in the beginning and 109.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: IdentifierExpression #t~post101 could not be translated
- GenericResult: Unfinished Backtranslation
The program execution was not completely translated back.
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2023-11-19 03:14:18,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fcef6dc9969520864ff3eb237f503bd49786ed83e05593d88361b4eab4a4eb5b
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 03:14:20,835 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 03:14:20,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf
[2023-11-19 03:14:20,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 03:14:20,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 03:14:20,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS
[2023-11-19 03:14:20,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 03:14:20,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 03:14:20,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 03:14:20,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 03:14:20,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 03:14:20,990 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 03:14:20,991 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 03:14:20,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 03:14:20,993 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2023-11-19 03:14:20,993 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2023-11-19 03:14:20,994 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true
[2023-11-19 03:14:20,994 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2023-11-19 03:14:20,995 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 03:14:20,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 03:14:20,996 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 03:14:20,997 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 03:14:20,997 INFO L153 SettingsManager]: * Timeout in seconds=1000000
[2023-11-19 03:14:20,998 INFO L153 SettingsManager]: * Theory for external solver=ALL
[2023-11-19 03:14:20,998 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt
[2023-11-19 03:14:20,999 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode
[2023-11-19 03:14:20,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 03:14:21,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:14:21,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 03:14:21,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 03:14:21,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 03:14:21,003 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS
[2023-11-19 03:14:21,003 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2023-11-19 03:14:21,003 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 03:14:21,004 INFO L153 SettingsManager]: * Use separate solver for trace checks=false
[2023-11-19 03:14:21,004 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 03:14:21,004 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
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_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcef6dc9969520864ff3eb237f503bd49786ed83e05593d88361b4eab4a4eb5b
[2023-11-19 03:14:21,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 03:14:21,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 03:14:21,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 03:14:21,429 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 03:14:21,429 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 03:14:21,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i
[2023-11-19 03:14:24,781 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 03:14:25,370 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 03:14:25,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_51_bad.i
[2023-11-19 03:14:25,409 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/data/31b9d2b0e/f464b94e0af048fba87cdcba6e6d6578/FLAG4faa4d6c9
[2023-11-19 03:14:25,428 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/data/31b9d2b0e/f464b94e0af048fba87cdcba6e6d6578
[2023-11-19 03:14:25,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 03:14:25,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 03:14:25,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 03:14:25,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 03:14:25,452 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 03:14:25,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:25" (1/1) ...
[2023-11-19 03:14:25,457 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2478cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:25, skipping insertion in model container
[2023-11-19 03:14:25,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:25" (1/1) ...
[2023-11-19 03:14:25,542 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 03:14:26,002 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 03:14:26,805 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:14:26,828 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 03:14:26,883 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16
[2023-11-19 03:14:26,974 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:14:27,166 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:27,167 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:27,167 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:27,167 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:27,167 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:27,167 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 03:14:27,176 INFO L206 MainTranslator]: Completed translation
[2023-11-19 03:14:27,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27 WrapperNode
[2023-11-19 03:14:27,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 03:14:27,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 03:14:27,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 03:14:27,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 03:14:27,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,248 INFO L138 Inliner]: procedures = 506, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56
[2023-11-19 03:14:27,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 03:14:27,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 03:14:27,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 03:14:27,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 03:14:27,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,316 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 03:14:27,329 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 03:14:27,329 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 03:14:27,329 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 03:14:27,330 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:14:27,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 03:14:27,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 03:14:27,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 03:14:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure fgets
[2023-11-19 03:14:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2023-11-19 03:14:27,445 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2023-11-19 03:14:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 03:14:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2023-11-19 03:14:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 03:14:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 03:14:27,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 03:14:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-19 03:14:27,447 INFO L130 BoogieDeclarations]: Found specification of procedure time
[2023-11-19 03:14:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1
[2023-11-19 03:14:27,643 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 03:14:27,645 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 03:14:27,804 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 03:14:27,884 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 03:14:27,884 INFO L302 CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-19 03:14:27,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:27 BoogieIcfgContainer
[2023-11-19 03:14:27,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 03:14:27,894 INFO L112 PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 03:14:27,894 INFO L270 PluginConnector]: Initializing CodeCheck...
[2023-11-19 03:14:27,906 INFO L274 PluginConnector]: CodeCheck initialized
[2023-11-19 03:14:27,908 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:27" (1/1) ...
[2023-11-19 03:14:27,921 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 03:14:28,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:14:28,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions.
[2023-11-19 03:14:28,019 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions.
[2023-11-19 03:14:28,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2023-11-19 03:14:28,027 INFO L423 CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:14:28,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2023-11-19 03:14:28,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/cvc4
[2023-11-19 03:14:28,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2023-11-19 03:14:28,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process
[2023-11-19 03:14:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:14:28,294 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported
[2023-11-19 03:14:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 03:14:28,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 03:14:28,363 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 03:14:28,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 03:14:28,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0
[2023-11-19 03:14:28,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:14:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions.
[2023-11-19 03:14:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions.
[2023-11-19 03:14:28,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2023-11-19 03:14:28,443 INFO L423 CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:14:28,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2023-11-19 03:14:28,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/cvc4
[2023-11-19 03:14:28,445 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2023-11-19 03:14:28,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process
[2023-11-19 03:14:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:14:28,667 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 03:14:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:14:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:14:28,906 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 03:14:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:14:28,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0
[2023-11-19 03:14:28,998 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations.
[2023-11-19 03:14:29,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post99 could not be translated
[2023-11-19 03:14:29,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:14:29 ImpRootNode
[2023-11-19 03:14:29,059 INFO L131 PluginConnector]: ------------------------ END CodeCheck----------------------------
[2023-11-19 03:14:29,060 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 03:14:29,060 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 03:14:29,061 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 03:14:29,061 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:27" (3/4) ...
[2023-11-19 03:14:29,064 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2023-11-19 03:14:29,065 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 03:14:29,067 INFO L158 Benchmark]: Toolchain (without parser) took 3628.69ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 36.7MB in the end (delta: 27.5MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB.
[2023-11-19 03:14:29,068 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 03:14:29,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1732.83ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 55.7MB in the end (delta: 8.5MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB.
[2023-11-19 03:14:29,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.50ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 52.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 03:14:29,071 INFO L158 Benchmark]: Boogie Preprocessor took 78.64ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 50.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 03:14:29,077 INFO L158 Benchmark]: RCFGBuilder took 563.83ms. Allocated memory is still 92.3MB. Free memory was 50.8MB in the beginning and 63.3MB in the end (delta: -12.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB.
[2023-11-19 03:14:29,078 INFO L158 Benchmark]: CodeCheck took 1165.23ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 36.7MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
[2023-11-19 03:14:29,079 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 92.3MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 03:14:29,089 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck:
- StatisticsResult: Ultimate CodeCheck benchmark data
CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 66 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available
- UnprovableResult [Line: 1577]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: overapproximation of atoi at line 1557.
Possible FailurePath:
[L1522] const int GLOBAL_CONST_TRUE = 1;
[L1523] const int GLOBAL_CONST_FALSE = 0;
[L1524] const int GLOBAL_CONST_FIVE = 5;
[L1525] int globalTrue = 1;
[L1526] int globalFalse = 0;
[L1527] int globalFive = 5;
[L1546] int globalArgc = 0;
[L1547] char** globalArgv = ((void *)0);
[L1569] CALL printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}]
[L1414] COND TRUE line != ((void *)0)
[L1569] RET printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1570] CALL CWE190_Integer_Overflow__int_fgets_postinc_51_bad()
[L1551] int data;
[L1552] data = 0
[L1554] char inputBuffer[(3 * sizeof(data) + 2)] = "";
[L1555] COND TRUE, EXPR fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0)
[L1557] EXPR data = atoi(inputBuffer)
[L1554] char inputBuffer[(3 * sizeof(data) + 2)] = "";
[L1553-L1563] {
char inputBuffer[(3 * sizeof(data) + 2)] = "";
if (fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0))
{
data = atoi(inputBuffer);
}
else
{
printLine("fgets() failed.");
}
}
[L1564] CALL CWE190_Integer_Overflow__int_fgets_postinc_51b_badSink(data)
[L1577] data++
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.57ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1732.83ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 55.7MB in the end (delta: 8.5MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 70.50ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 52.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 78.64ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 50.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 563.83ms. Allocated memory is still 92.3MB. Free memory was 50.8MB in the beginning and 63.3MB in the end (delta: -12.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB.
* CodeCheck took 1165.23ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 36.7MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
* Witness Printer took 5.04ms. Allocated memory is still 92.3MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: IdentifierExpression #t~post99 could not be translated
- GenericResult: Unfinished Backtranslation
The program execution was not completely translated back.
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2023-11-19 03:14:29,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e10ce5-107e-4002-8ea0-20f2a5b34ace/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN: Overapproximated counterexample