./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 22:19:16,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:16,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:19:16,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:16,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:16,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:16,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:16,501 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:16,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:16,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:16,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:16,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:16,510 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:16,512 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:16,513 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:16,513 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:16,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:16,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:16,515 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:16,515 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:16,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:16,516 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:16,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:16,518 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:16,518 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:16,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:16,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:16,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:16,520 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:16,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:16,522 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:16,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:16,522 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:16,523 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_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb [2023-11-24 22:19:16,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:16,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:16,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:16,894 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:16,894 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:16,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i [2023-11-24 22:19:20,132 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:20,384 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:20,385 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i [2023-11-24 22:19:20,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/data/c8fd2c6af/ea62bdacfbd44ee7871422ae2b6ee63f/FLAG54d860080 [2023-11-24 22:19:20,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/data/c8fd2c6af/ea62bdacfbd44ee7871422ae2b6ee63f [2023-11-24 22:19:20,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:20,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:20,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:20,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:20,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:20,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8e19c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20, skipping insertion in model container [2023-11-24 22:19:20,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,467 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:20,636 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_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066] [2023-11-24 22:19:20,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:20,670 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:20,684 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_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066] [2023-11-24 22:19:20,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:20,713 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:20,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20 WrapperNode [2023-11-24 22:19:20,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:20,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:20,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:20,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:20,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,732 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,760 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-11-24 22:19:20,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:20,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:20,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:20,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:20,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:20,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:20,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:20,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:20,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:20" (1/1) ... [2023-11-24 22:19:20,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:20,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:20,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:20,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:20,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:20,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:20,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:20,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:20,984 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:20,988 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:21,371 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:21,464 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:21,472 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:19:21,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:21 BoogieIcfgContainer [2023-11-24 22:19:21,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:21,477 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:21,477 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:21,487 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:21,488 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:21" (1/1) ... [2023-11-24 22:19:21,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:21,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 22:19:21,544 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 22:19:21,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:19:21,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 22:19:31,748 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) [2023-11-24 22:19:31,752 INFO L158 Benchmark]: Toolchain (without parser) took 11320.91ms. Allocated memory is still 144.7MB. Free memory was 98.7MB in the beginning and 52.5MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-24 22:19:31,753 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 119.5MB. Free memory was 88.6MB in the beginning and 88.5MB in the end (delta: 108.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:31,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.29ms. Allocated memory is still 144.7MB. Free memory was 98.5MB in the beginning and 87.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:19:31,755 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.60ms. Allocated memory is still 144.7MB. Free memory was 87.5MB in the beginning and 85.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:19:31,755 INFO L158 Benchmark]: Boogie Preprocessor took 23.99ms. Allocated memory is still 144.7MB. Free memory was 85.4MB in the beginning and 84.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:31,756 INFO L158 Benchmark]: RCFGBuilder took 680.46ms. Allocated memory is still 144.7MB. Free memory was 84.3MB in the beginning and 63.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:19:31,757 INFO L158 Benchmark]: CodeCheck took 10273.84ms. Allocated memory is still 144.7MB. Free memory was 63.3MB in the beginning and 52.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:19:31,761 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 0.38ms. Allocated memory is still 119.5MB. Free memory was 88.6MB in the beginning and 88.5MB in the end (delta: 108.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.29ms. Allocated memory is still 144.7MB. Free memory was 98.5MB in the beginning and 87.5MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.60ms. Allocated memory is still 144.7MB. Free memory was 87.5MB in the beginning and 85.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.99ms. Allocated memory is still 144.7MB. Free memory was 85.4MB in the beginning and 84.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 680.46ms. Allocated memory is still 144.7MB. Free memory was 84.3MB in the beginning and 63.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 10273.84ms. Allocated memory is still 144.7MB. Free memory was 63.3MB in the beginning and 52.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:19:31,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 22:19:34,533 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:34,655 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:19:34,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:34,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:34,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:34,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:34,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:34,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:34,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:34,718 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:34,718 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:34,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:34,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:34,721 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:34,721 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:34,722 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:19:34,722 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:19:34,723 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:19:34,724 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:34,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:34,725 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:34,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:34,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:34,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:34,726 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:19:34,726 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:19:34,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:34,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:34,728 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:34,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:34,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:34,729 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:19:34,730 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:19:34,730 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:34,730 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:19:34,730 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:19:34,731 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_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ab4edcca5b9462828f3f8508070d4176bb26ab0f9320b15e5816d52ba5f91eb [2023-11-24 22:19:35,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:35,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:35,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:35,161 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:35,161 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:35,163 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i [2023-11-24 22:19:38,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:38,497 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:38,498 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i [2023-11-24 22:19:38,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/data/660b80f72/0b1c5f8567ec4d19b97cf4f5d11ce411/FLAGbae06f6f6 [2023-11-24 22:19:38,529 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/data/660b80f72/0b1c5f8567ec4d19b97cf4f5d11ce411 [2023-11-24 22:19:38,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:38,536 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:38,541 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:38,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:38,545 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:38,546 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1777a17d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38, skipping insertion in model container [2023-11-24 22:19:38,547 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,575 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:38,774 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_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066] [2023-11-24 22:19:38,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:38,827 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:38,848 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_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/sv-benchmarks/c/unsignedintegeroverflow-sas23/bilinear_interpolation.i[1053,1066] [2023-11-24 22:19:38,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:38,885 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:38,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38 WrapperNode [2023-11-24 22:19:38,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:38,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:38,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:38,888 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:38,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,908 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,935 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2023-11-24 22:19:38,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:38,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:38,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:38,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:38,946 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,965 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,982 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,983 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:38,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:38,987 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:38,987 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:38,988 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:38" (1/1) ... [2023-11-24 22:19:38,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:39,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:39,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:39,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e9bb51e-cb75-4bad-8371-f59a8a9f7ae2/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:19:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:39,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:39,161 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:39,163 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation