./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/Haystacks-14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b --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 b1c8d7cded4323b7e67fa69833061990367c10664cfa1f1e20fb02264cdd05b3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:36:15,156 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:36:15,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:36:15,223 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:36:15,223 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:36:15,242 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:36:15,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:36:15,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:36:15,243 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:36:15,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:36:15,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:36:15,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:36:15,244 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:36:15,245 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:36:15,245 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:36:15,245 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:36:15,245 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:36:15,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:36:15,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:36:15,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:36:15,245 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:36:15,245 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:36:15,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:36:15,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b 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 -> b1c8d7cded4323b7e67fa69833061990367c10664cfa1f1e20fb02264cdd05b3 [2024-12-05 22:36:15,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:36:15,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:36:15,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:36:15,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:36:15,527 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:36:15,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/xcsp/Haystacks-14.c [2024-12-05 22:36:18,215 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data/ec499ed1a/cf334a9509774de899c49b953a4f371f/FLAGae089d700 [2024-12-05 22:36:18,485 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:36:18,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/sv-benchmarks/c/xcsp/Haystacks-14.c [2024-12-05 22:36:18,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data/ec499ed1a/cf334a9509774de899c49b953a4f371f/FLAGae089d700 [2024-12-05 22:36:18,515 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data/ec499ed1a/cf334a9509774de899c49b953a4f371f [2024-12-05 22:36:18,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:36:18,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:36:18,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:36:18,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:36:18,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:36:18,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:36:18" (1/1) ... [2024-12-05 22:36:18,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f2c366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:18, skipping insertion in model container [2024-12-05 22:36:18,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:36:18" (1/1) ... [2024-12-05 22:36:18,569 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:36:18,938 WARN L250 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_ed35bff0-21c6-45a7-acf5-3603a7512f56/sv-benchmarks/c/xcsp/Haystacks-14.c[72386,72399] [2024-12-05 22:36:18,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:36:18,962 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:36:19,060 WARN L250 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_ed35bff0-21c6-45a7-acf5-3603a7512f56/sv-benchmarks/c/xcsp/Haystacks-14.c[72386,72399] [2024-12-05 22:36:19,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:36:19,089 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:36:19,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19 WrapperNode [2024-12-05 22:36:19,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:36:19,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:36:19,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:36:19,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:36:19,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,200 INFO L138 Inliner]: procedures = 13, calls = 1855, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2844 [2024-12-05 22:36:19,201 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:36:19,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:36:19,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:36:19,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:36:19,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,222 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,222 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,256 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:36:19,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:36:19,287 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:36:19,287 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:36:19,288 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:36:19" (1/1) ... [2024-12-05 22:36:19,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:36:19,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:36:19,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:36:19,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:36:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:36:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:36:19,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:36:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:36:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-12-05 22:36:19,338 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-12-05 22:36:19,474 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:36:19,475 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:36:25,555 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 22:36:25,555 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:36:25,626 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:36:25,627 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:36:25,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:36:25 BoogieIcfgContainer [2024-12-05 22:36:25,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:36:25,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:36:25,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:36:25,635 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:36:25,635 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:36:25" (1/1) ... [2024-12-05 22:36:25,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:36:25,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:25,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 2050 states and 3896 transitions. [2024-12-05 22:36:25,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 3896 transitions. [2024-12-05 22:36:26,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5743 [2024-12-05 22:36:26,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:26,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:37:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:37:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:37:18,291 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:485) 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) [2024-12-05 22:37:18,298 INFO L158 Benchmark]: Toolchain (without parser) took 59778.55ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 111.1MB in the beginning and 963.9MB in the end (delta: -852.8MB). Peak memory consumption was 802.1MB. Max. memory is 16.1GB. [2024-12-05 22:37:18,298 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:37:18,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.49ms. Allocated memory is still 142.6MB. Free memory was 110.9MB in the beginning and 105.3MB in the end (delta: 5.5MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2024-12-05 22:37:18,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.39ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 88.0MB in the end (delta: 17.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:37:18,300 INFO L158 Benchmark]: Boogie Preprocessor took 84.97ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 79.7MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:37:18,300 INFO L158 Benchmark]: RCFGBuilder took 6340.41ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 79.7MB in the beginning and 236.6MB in the end (delta: -156.9MB). Peak memory consumption was 242.9MB. Max. memory is 16.1GB. [2024-12-05 22:37:18,301 INFO L158 Benchmark]: CodeCheck took 52668.40ms. Allocated memory was 394.3MB in the beginning and 1.2GB in the end (delta: 838.9MB). Free memory was 236.6MB in the beginning and 963.9MB in the end (delta: -727.3MB). Peak memory consumption was 676.0MB. Max. memory is 16.1GB. [2024-12-05 22:37:18,304 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:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.49ms. Allocated memory is still 142.6MB. Free memory was 110.9MB in the beginning and 105.3MB in the end (delta: 5.5MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.39ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 88.0MB in the end (delta: 17.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.97ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 79.7MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 6340.41ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 79.7MB in the beginning and 236.6MB in the end (delta: -156.9MB). Peak memory consumption was 242.9MB. Max. memory is 16.1GB. * CodeCheck took 52668.40ms. Allocated memory was 394.3MB in the beginning and 1.2GB in the end (delta: 838.9MB). Free memory was 236.6MB in the beginning and 963.9MB in the end (delta: -727.3MB). Peak memory consumption was 676.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:37:18,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b --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 b1c8d7cded4323b7e67fa69833061990367c10664cfa1f1e20fb02264cdd05b3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:37:20,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:37:20,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:37:20,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:37:20,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:37:20,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:37:20,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:37:20,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:37:20,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:37:20,553 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:37:20,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:37:20,554 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:37:20,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:37:20,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:37:20,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:37:20,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:37:20,554 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:20,554 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:37:20,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:37:20,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:37:20,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:37:20,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:37:20,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:37:20,555 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:37:20,555 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:20,555 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:37:20,555 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b 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 -> b1c8d7cded4323b7e67fa69833061990367c10664cfa1f1e20fb02264cdd05b3 [2024-12-05 22:37:20,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:37:20,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:37:20,832 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:37:20,833 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:37:20,833 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:37:20,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/xcsp/Haystacks-14.c [2024-12-05 22:37:23,571 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data/b454d1499/8c7de625ca034e02809070f04d54428a/FLAG360ad690f [2024-12-05 22:37:23,881 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:37:23,881 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/sv-benchmarks/c/xcsp/Haystacks-14.c [2024-12-05 22:37:23,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data/b454d1499/8c7de625ca034e02809070f04d54428a/FLAG360ad690f [2024-12-05 22:37:23,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/data/b454d1499/8c7de625ca034e02809070f04d54428a [2024-12-05 22:37:23,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:37:23,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:37:23,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:37:23,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:37:23,919 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:37:23,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:37:23" (1/1) ... [2024-12-05 22:37:23,920 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c3335a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:23, skipping insertion in model container [2024-12-05 22:37:23,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:37:23" (1/1) ... [2024-12-05 22:37:23,967 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:37:24,317 WARN L250 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_ed35bff0-21c6-45a7-acf5-3603a7512f56/sv-benchmarks/c/xcsp/Haystacks-14.c[72386,72399] [2024-12-05 22:37:24,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:37:24,342 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:37:24,477 WARN L250 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_ed35bff0-21c6-45a7-acf5-3603a7512f56/sv-benchmarks/c/xcsp/Haystacks-14.c[72386,72399] [2024-12-05 22:37:24,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:37:24,494 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:37:24,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24 WrapperNode [2024-12-05 22:37:24,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:37:24,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:37:24,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:37:24,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:37:24,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,628 INFO L138 Inliner]: procedures = 13, calls = 1855, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2648 [2024-12-05 22:37:24,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:37:24,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:37:24,629 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:37:24,629 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:37:24,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,699 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,707 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:37:24,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:37:24,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:37:24,742 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:37:24,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:37:24" (1/1) ... [2024-12-05 22:37:24,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:37:24,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:37:24,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:37:24,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:37:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:37:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:37:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:37:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:37:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-12-05 22:37:24,806 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-12-05 22:37:24,961 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:37:24,962 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:37:30,232 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 22:37:30,232 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:37:30,304 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:37:30,304 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:37:30,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:37:30 BoogieIcfgContainer [2024-12-05 22:37:30,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:37:30,305 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:37:30,305 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:37:30,314 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:37:30,314 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:37:30" (1/1) ... [2024-12-05 22:37:30,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:37:30,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:30,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 2050 states and 3896 transitions. [2024-12-05 22:37:30,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 3896 transitions. [2024-12-05 22:37:30,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5743 [2024-12-05 22:37:30,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:30,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:30,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:30,727 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:30,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed35bff0-21c6-45a7-acf5-3603a7512f56/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process