./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
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_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/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_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 04:05:01,391 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 04:05:01,469 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf
[2023-11-19 04:05:01,474 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 04:05:01,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-11-19 04:05:01,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 04:05:01,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 04:05:01,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS
[2023-11-19 04:05:01,516 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 04:05:01,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 04:05:01,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 04:05:01,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 04:05:01,518 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 04:05:01,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 04:05:01,519 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 04:05:01,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 04:05:01,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 04:05:01,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 04:05:01,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 04:05:01,522 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 04:05:01,523 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 04:05:01,524 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 04:05:01,524 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 04:05:01,525 INFO L153 SettingsManager]: * Timeout in seconds=1000000
[2023-11-19 04:05:01,526 INFO L153 SettingsManager]: * Theory for external solver=ALL
[2023-11-19 04:05:01,526 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 04:05:01,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 04:05:01,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 04:05:01,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 04:05:01,529 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 04:05:01,529 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN
[2023-11-19 04:05:01,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 04:05:01,531 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 04:05:01,548 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_402ed760-8862-4be6-bb00-a49bce0d6d4d/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb
[2023-11-19 04:05:01,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 04:05:01,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 04:05:01,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 04:05:01,937 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 04:05:01,938 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 04:05:01,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i
[2023-11-19 04:05:04,995 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 04:05:05,205 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 04:05:05,206 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i
[2023-11-19 04:05:05,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/data/fba448897/30a5613e0ed840ec916d6debdeff12c5/FLAGaf468ee3f
[2023-11-19 04:05:05,260 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/data/fba448897/30a5613e0ed840ec916d6debdeff12c5
[2023-11-19 04:05:05,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 04:05:05,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 04:05:05,275 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 04:05:05,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 04:05:05,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 04:05:05,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c23ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05, skipping insertion in model container
[2023-11-19 04:05:05,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,307 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 04:05:05,466 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066]
[2023-11-19 04:05:05,489 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 04:05:05,500 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 04:05:05,519 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066]
[2023-11-19 04:05:05,532 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 04:05:05,547 INFO L206 MainTranslator]: Completed translation
[2023-11-19 04:05:05,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05 WrapperNode
[2023-11-19 04:05:05,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 04:05:05,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 04:05:05,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 04:05:05,549 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 04:05:05,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,598 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59
[2023-11-19 04:05:05,604 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 04:05:05,605 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 04:05:05,605 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 04:05:05,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 04:05:05,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,624 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 04:05:05,630 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 04:05:05,630 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 04:05:05,631 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 04:05:05,631 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:05" (1/1) ...
[2023-11-19 04:05:05,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 04:05:05,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 04:05:05,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 04:05:05,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 04:05:05,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 04:05:05,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 04:05:05,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 04:05:05,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 04:05:05,790 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 04:05:05,792 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 04:05:06,089 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 04:05:06,243 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 04:05:06,253 INFO L302 CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-19 04:05:06,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:06 BoogieIcfgContainer
[2023-11-19 04:05:06,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 04:05:06,260 INFO L112 PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 04:05:06,261 INFO L270 PluginConnector]: Initializing CodeCheck...
[2023-11-19 04:05:06,275 INFO L274 PluginConnector]: CodeCheck initialized
[2023-11-19 04:05:06,275 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:06" (1/1) ...
[2023-11-19 04:05:06,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 04:05:06,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:05:06,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions.
[2023-11-19 04:05:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions.
[2023-11-19 04:05:06,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 04:05:06,334 INFO L423 CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:05:06,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 04:05:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2023-11-19 04:05:16,481 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception:
java.lang.UnsupportedOperationException: Solver said unknown
at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2023-11-19 04:05:16,485 INFO L158 Benchmark]: Toolchain (without parser) took 11213.37ms. Allocated memory is still 180.4MB. Free memory was 151.6MB in the beginning and 122.4MB in the end (delta: 29.1MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB.
[2023-11-19 04:05:16,486 INFO L158 Benchmark]: CDTParser took 1.77ms. Allocated memory is still 132.1MB. Free memory was 105.6MB in the beginning and 105.5MB in the end (delta: 74.2kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 04:05:16,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.91ms. Allocated memory is still 180.4MB. Free memory was 151.6MB in the beginning and 140.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-11-19 04:05:16,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.95ms. Allocated memory is still 180.4MB. Free memory was 140.3MB in the beginning and 138.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 04:05:16,489 INFO L158 Benchmark]: Boogie Preprocessor took 24.73ms. Allocated memory is still 180.4MB. Free memory was 138.5MB in the beginning and 137.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 04:05:16,490 INFO L158 Benchmark]: RCFGBuilder took 629.58ms. Allocated memory is still 180.4MB. Free memory was 137.2MB in the beginning and 134.2MB in the end (delta: 2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-11-19 04:05:16,491 INFO L158 Benchmark]: CodeCheck took 10223.05ms. Allocated memory is still 180.4MB. Free memory was 134.2MB in the beginning and 122.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-19 04:05:16,496 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck:
- ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown
de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488)
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.77ms. Allocated memory is still 132.1MB. Free memory was 105.6MB in the beginning and 105.5MB in the end (delta: 74.2kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 272.91ms. Allocated memory is still 180.4MB. Free memory was 151.6MB in the beginning and 140.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 54.95ms. Allocated memory is still 180.4MB. Free memory was 140.3MB in the beginning and 138.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 24.73ms. Allocated memory is still 180.4MB. Free memory was 138.5MB in the beginning and 137.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 629.58ms. Allocated memory is still 180.4MB. Free memory was 137.2MB in the beginning and 134.2MB in the end (delta: 2.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* CodeCheck took 10223.05ms. Allocated memory is still 180.4MB. Free memory was 134.2MB in the beginning and 122.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2023-11-19 04:05:16,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/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
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_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/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_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 04:05:19,662 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 04:05:19,753 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf
[2023-11-19 04:05:19,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 04:05:19,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 04:05:19,788 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS
[2023-11-19 04:05:19,789 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 04:05:19,789 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 04:05:19,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 04:05:19,791 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 04:05:19,792 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 04:05:19,792 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 04:05:19,793 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 04:05:19,794 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 04:05:19,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 04:05:19,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 04:05:19,795 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2023-11-19 04:05:19,796 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2023-11-19 04:05:19,797 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2023-11-19 04:05:19,797 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 04:05:19,798 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 04:05:19,799 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 04:05:19,799 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-11-19 04:05:19,800 INFO L153 SettingsManager]: * Timeout in seconds=1000000
[2023-11-19 04:05:19,800 INFO L153 SettingsManager]: * Theory for external solver=ALL
[2023-11-19 04:05:19,801 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt
[2023-11-19 04:05:19,801 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode
[2023-11-19 04:05:19,802 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 04:05:19,802 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 04:05:19,803 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 04:05:19,803 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 04:05:19,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 04:05:19,804 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS
[2023-11-19 04:05:19,804 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2023-11-19 04:05:19,805 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 04:05:19,805 INFO L153 SettingsManager]: * Use separate solver for trace checks=false
[2023-11-19 04:05:19,805 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 04:05:19,806 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_402ed760-8862-4be6-bb00-a49bce0d6d4d/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb
[2023-11-19 04:05:20,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 04:05:20,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 04:05:20,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 04:05:20,267 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 04:05:20,267 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 04:05:20,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i
[2023-11-19 04:05:24,181 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 04:05:24,503 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 04:05:24,505 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i
[2023-11-19 04:05:24,519 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/data/be5c741b8/ba786d902ef342ad85213a62892e96b1/FLAGbc7a76d5e
[2023-11-19 04:05:24,544 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/data/be5c741b8/ba786d902ef342ad85213a62892e96b1
[2023-11-19 04:05:24,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 04:05:24,558 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 04:05:24,564 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 04:05:24,564 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 04:05:24,570 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 04:05:24,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:24" (1/1) ...
[2023-11-19 04:05:24,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75df194e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:24, skipping insertion in model container
[2023-11-19 04:05:24,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:24" (1/1) ...
[2023-11-19 04:05:24,612 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 04:05:24,890 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066]
[2023-11-19 04:05:24,937 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 04:05:24,956 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 04:05:24,982 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066]
[2023-11-19 04:05:25,007 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 04:05:25,032 INFO L206 MainTranslator]: Completed translation
[2023-11-19 04:05:25,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25 WrapperNode
[2023-11-19 04:05:25,033 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 04:05:25,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 04:05:25,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 04:05:25,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 04:05:25,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,060 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,097 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49
[2023-11-19 04:05:25,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 04:05:25,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 04:05:25,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 04:05:25,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 04:05:25,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,162 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 04:05:25,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 04:05:25,166 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 04:05:25,167 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 04:05:25,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:25" (1/1) ...
[2023-11-19 04:05:25,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-11-19 04:05:25,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/z3
[2023-11-19 04:05:25,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-11-19 04:05:25,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-11-19 04:05:25,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 04:05:25,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2023-11-19 04:05:25,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 04:05:25,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 04:05:25,371 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 04:05:25,377 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 04:05:35,832 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 04:05:35,967 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 04:05:35,967 INFO L302 CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-19 04:05:35,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:35 BoogieIcfgContainer
[2023-11-19 04:05:35,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 04:05:35,974 INFO L112 PluginConnector]: ------------------------CodeCheck----------------------------
[2023-11-19 04:05:35,974 INFO L270 PluginConnector]: Initializing CodeCheck...
[2023-11-19 04:05:35,987 INFO L274 PluginConnector]: CodeCheck initialized
[2023-11-19 04:05:35,987 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:35" (1/1) ...
[2023-11-19 04:05:35,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 04:05:36,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2023-11-19 04:05:36,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions.
[2023-11-19 04:05:36,090 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions.
[2023-11-19 04:05:36,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2023-11-19 04:05:36,093 INFO L423 CodeCheckObserver]: Error Path is FOUND.
[2023-11-19 04:05:36,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt
[2023-11-19 04:05:36,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/cvc4
[2023-11-19 04:05:36,097 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null)
[2023-11-19 04:05:36,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_402ed760-8862-4be6-bb00-a49bce0d6d4d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process