./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex4.01.c --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_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/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_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex4.01.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/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_5c8e09e4-f29d-4335-95de-2be157fab92d/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 8db6eae3924f44986d7a1a766d1b921127375f5a4942e3e1cd0b4ca53751a6f0
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 03:43:08,501 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 03:43:08,591 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf
[2023-11-19 03:43:08,597 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 03:43:08,598 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-19 03:43:08,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 03:43:08,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 03:43:08,632 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS
[2023-11-19 03:43:08,633 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 03:43:08,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 03:43:08,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 03:43:08,636 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 03:43:08,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 03:43:08,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 03:43:08,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 03:43:08,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 03:43:08,639 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 03:43:08,639 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true
[2023-11-19 03:43:08,640 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 03:43:08,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 03:43:08,641 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 03:43:08,642 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 03:43:08,643 INFO L153 SettingsManager]: * Timeout in seconds=1000000
[2023-11-19 03:43:08,643 INFO L153 SettingsManager]: * Theory for external solver=ALL
[2023-11-19 03:43:08,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 03:43:08,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:43:08,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 03:43:08,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 03:43:08,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 03:43:08,647 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN
[2023-11-19 03:43:08,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 03:43:08,648 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 03:43:08,649 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_5c8e09e4-f29d-4335-95de-2be157fab92d/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8db6eae3924f44986d7a1a766d1b921127375f5a4942e3e1cd0b4ca53751a6f0
[2023-11-19 03:43:08,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 03:43:09,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 03:43:09,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 03:43:09,022 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 03:43:09,023 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 03:43:09,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex4.01.c
[2023-11-19 03:43:12,997 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 03:43:13,253 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 03:43:13,257 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex4.01.c
[2023-11-19 03:43:13,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/data/8d7dbb117/dbb49a3cdf954392b402a2cc366d9274/FLAGb8ec4667e
[2023-11-19 03:43:13,284 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/data/8d7dbb117/dbb49a3cdf954392b402a2cc366d9274
[2023-11-19 03:43:13,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 03:43:13,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 03:43:13,291 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 03:43:13,291 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 03:43:13,298 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 03:43:13,299 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b536da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13, skipping insertion in model container
[2023-11-19 03:43:13,301 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,327 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 03:43:13,506 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:43:13,514 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 03:43:13,532 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 03:43:13,547 INFO L206 MainTranslator]: Completed translation
[2023-11-19 03:43:13,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13 WrapperNode
[2023-11-19 03:43:13,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 03:43:13,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 03:43:13,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 03:43:13,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 03:43:13,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,590 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40
[2023-11-19 03:43:13,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 03:43:13,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 03:43:13,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 03:43:13,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 03:43:13,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,608 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,617 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 03:43:13,618 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 03:43:13,618 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 03:43:13,618 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 03:43:13,619 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:13" (1/1) ...
[2023-11-19 03:43:13,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 03:43:13,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 03:43:13,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 03:43:13,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 03:43:13,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 03:43:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 03:43:13,808 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 03:43:13,811 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 03:43:13,952 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 03:43:13,993 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 03:43:13,994 INFO L302 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-19 03:43:14,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:14 BoogieIcfgContainer
[2023-11-19 03:43:14,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 03:43:14,002 INFO L112 PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 03:43:14,003 INFO L270 PluginConnector]: Initializing CodeCheck...
[2023-11-19 03:43:14,016 INFO L274 PluginConnector]: CodeCheck initialized
[2023-11-19 03:43:14,017 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:14" (1/1) ...
[2023-11-19 03:43:14,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 03:43:14,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 03:43:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions.
[2023-11-19 03:43:14,102 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions.
[2023-11-19 03:43:14,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3
[2023-11-19 03:43:14,105 INFO L423 CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 03:43:14,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 03:43:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:43:14,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 03:43:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:43:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:43:14,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 03:43:14,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 03:43:14,276 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations.
[2023-11-19 03:43:14,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:43:14 ImpRootNode
[2023-11-19 03:43:14,311 INFO L131 PluginConnector]: ------------------------ END CodeCheck----------------------------
[2023-11-19 03:43:14,312 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 03:43:14,319 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 03:43:14,319 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 03:43:14,320 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:14" (3/4) ...
[2023-11-19 03:43:14,322 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample
[2023-11-19 03:43:14,369 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/bin/ukojak-verify-G8NBE6pJGL/witness.graphml
[2023-11-19 03:43:14,370 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 03:43:14,371 INFO L158 Benchmark]: Toolchain (without parser) took 1081.54ms. Allocated memory is still 134.2MB. Free memory was 95.3MB in the beginning and 60.9MB in the end (delta: 34.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
[2023-11-19 03:43:14,372 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 134.2MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 03:43:14,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.09ms. Allocated memory is still 134.2MB. Free memory was 95.0MB in the beginning and 85.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2023-11-19 03:43:14,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.00ms. Allocated memory is still 134.2MB. Free memory was 85.7MB in the beginning and 84.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 03:43:14,376 INFO L158 Benchmark]: Boogie Preprocessor took 25.83ms. Allocated memory is still 134.2MB. Free memory was 84.4MB in the beginning and 83.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 03:43:14,377 INFO L158 Benchmark]: RCFGBuilder took 383.56ms. Allocated memory is still 134.2MB. Free memory was 83.2MB in the beginning and 73.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2023-11-19 03:43:14,378 INFO L158 Benchmark]: CodeCheck took 308.53ms. Allocated memory is still 134.2MB. Free memory was 73.1MB in the beginning and 62.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-11-19 03:43:14,379 INFO L158 Benchmark]: Witness Printer took 58.12ms. Allocated memory is still 134.2MB. Free memory was 62.7MB in the beginning and 60.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 03:43:14,385 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 1 procedures, 20 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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
- CounterExampleResult [Line: 28]: integer overflow possible
integer overflow possible
We found a FailurePath:
[L23] int x, y, z, n;
[L24] x = __VERIFIER_nondet_int()
[L25] y = __VERIFIER_nondet_int()
[L26] z = __VERIFIER_nondet_int()
[L27] n = __VERIFIER_nondet_int()
[L28] x + y
VAL [n=0, x=-1, y=-2147483648, z=0]
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.42ms. Allocated memory is still 134.2MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 257.09ms. Allocated memory is still 134.2MB. Free memory was 95.0MB in the beginning and 85.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 41.00ms. Allocated memory is still 134.2MB. Free memory was 85.7MB in the beginning and 84.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 25.83ms. Allocated memory is still 134.2MB. Free memory was 84.4MB in the beginning and 83.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 383.56ms. Allocated memory is still 134.2MB. Free memory was 83.2MB in the beginning and 73.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* CodeCheck took 308.53ms. Allocated memory is still 134.2MB. Free memory was 73.1MB in the beginning and 62.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Witness Printer took 58.12ms. Allocated memory is still 134.2MB. Free memory was 62.7MB in the beginning and 60.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
RESULT: Ultimate proved your program to be incorrect!
[2023-11-19 03:43:14,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c8e09e4-f29d-4335-95de-2be157fab92d/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
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(OVERFLOW)