./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/Haystacks-06.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_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/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_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/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_1575cd2d-3b52-4179-9e19-c07cf8310e05/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 36597d7b6e4e15d0ddc667c8d3f7adfa630047456c5216e84008cdd50b82effa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:41:49,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:41:49,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:41:49,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:41:49,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:41:49,999 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:41:49,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:41:50,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:41:50,000 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:41:50,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:41:50,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:41:50,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:41:50,001 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:41:50,001 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:41:50,002 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:41:50,002 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:41:50,002 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:41:50,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:50,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:41:50,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:41:50,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:41:50,002 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:41:50,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:41:50,002 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_1575cd2d-3b52-4179-9e19-c07cf8310e05/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 -> 36597d7b6e4e15d0ddc667c8d3f7adfa630047456c5216e84008cdd50b82effa [2024-12-05 21:41:50,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:41:50,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:41:50,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:41:50,238 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:41:50,238 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:41:50,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/xcsp/Haystacks-06.c [2024-12-05 21:41:52,928 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data/9298b12ff/5748a30f88fd44c6915495ec71629a37/FLAG6b2d01f09 [2024-12-05 21:41:53,117 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:41:53,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/sv-benchmarks/c/xcsp/Haystacks-06.c [2024-12-05 21:41:53,125 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data/9298b12ff/5748a30f88fd44c6915495ec71629a37/FLAG6b2d01f09 [2024-12-05 21:41:53,138 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data/9298b12ff/5748a30f88fd44c6915495ec71629a37 [2024-12-05 21:41:53,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:41:53,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:41:53,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:53,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:41:53,146 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:41:53,146 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5196755e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53, skipping insertion in model container [2024-12-05 21:41:53,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,163 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:41:53,316 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_1575cd2d-3b52-4179-9e19-c07cf8310e05/sv-benchmarks/c/xcsp/Haystacks-06.c[8053,8066] [2024-12-05 21:41:53,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:53,329 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:41:53,369 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_1575cd2d-3b52-4179-9e19-c07cf8310e05/sv-benchmarks/c/xcsp/Haystacks-06.c[8053,8066] [2024-12-05 21:41:53,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:41:53,384 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:41:53,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53 WrapperNode [2024-12-05 21:41:53,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:41:53,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:53,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:41:53,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:41:53,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,424 INFO L138 Inliner]: procedures = 13, calls = 199, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 388 [2024-12-05 21:41:53,425 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:41:53,425 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:41:53,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:41:53,425 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:41:53,432 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,435 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,435 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,443 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,444 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,446 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,449 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,452 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:41:53,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:41:53,453 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:41:53,453 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:41:53,454 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:53,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:41:53,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:41:53,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:41:53,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:41:53,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-12-05 21:41:53,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-12-05 21:41:53,569 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:41:53,570 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:41:53,969 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 21:41:53,969 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:41:53,997 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:41:53,998 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:41:53,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:53 BoogieIcfgContainer [2024-12-05 21:41:53,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:41:53,999 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:41:53,999 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:41:54,007 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:41:54,007 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:41:53" (1/1) ... [2024-12-05 21:41:54,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:41:54,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:41:54,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 234 states and 424 transitions. [2024-12-05 21:41:54,058 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 424 transitions. [2024-12-05 21:41:54,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2024-12-05 21:41:54,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:41:54,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:41:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:42:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:42:05,260 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 21:42:05,264 INFO L158 Benchmark]: Toolchain (without parser) took 12121.67ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 92.5MB in the beginning and 63.0MB in the end (delta: 29.5MB). Peak memory consumption was 103.8MB. Max. memory is 16.1GB. [2024-12-05 21:42:05,264 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:05,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.17ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 76.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:42:05,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.55ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 73.8MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:05,265 INFO L158 Benchmark]: Boogie Preprocessor took 26.88ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:42:05,265 INFO L158 Benchmark]: RCFGBuilder took 545.54ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 87.1MB in the end (delta: -14.9MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2024-12-05 21:42:05,266 INFO L158 Benchmark]: CodeCheck took 11263.80ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 87.1MB in the beginning and 63.0MB in the end (delta: 24.1MB). Peak memory consumption was 98.5MB. Max. memory is 16.1GB. [2024-12-05 21:42:05,268 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 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.17ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 76.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.55ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 73.8MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.88ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 72.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 545.54ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 87.1MB in the end (delta: -14.9MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * CodeCheck took 11263.80ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 87.1MB in the beginning and 63.0MB in the end (delta: 24.1MB). Peak memory consumption was 98.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:42:05,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/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_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/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_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/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_1575cd2d-3b52-4179-9e19-c07cf8310e05/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 36597d7b6e4e15d0ddc667c8d3f7adfa630047456c5216e84008cdd50b82effa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:42:07,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:42:07,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:42:07,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:42:07,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:42:07,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:42:07,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:42:07,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:42:07,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:42:07,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:42:07,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:42:07,305 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:42:07,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:42:07,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:42:07,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:42:07,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:42:07,306 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:07,306 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:42:07,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:42:07,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:07,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:42:07,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:42:07,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:42:07,307 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:42:07,307 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:07,307 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:42:07,307 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_1575cd2d-3b52-4179-9e19-c07cf8310e05/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 -> 36597d7b6e4e15d0ddc667c8d3f7adfa630047456c5216e84008cdd50b82effa [2024-12-05 21:42:07,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:42:07,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:42:07,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:42:07,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:42:07,552 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:42:07,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/xcsp/Haystacks-06.c [2024-12-05 21:42:10,226 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data/5376a2369/3b4a6027b529461fa9858074600dc4ce/FLAG774ba1871 [2024-12-05 21:42:10,401 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:42:10,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/sv-benchmarks/c/xcsp/Haystacks-06.c [2024-12-05 21:42:10,408 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data/5376a2369/3b4a6027b529461fa9858074600dc4ce/FLAG774ba1871 [2024-12-05 21:42:10,776 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/data/5376a2369/3b4a6027b529461fa9858074600dc4ce [2024-12-05 21:42:10,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:42:10,779 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:42:10,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:10,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:42:10,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:42:10,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:10" (1/1) ... [2024-12-05 21:42:10,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@508ef27d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:10, skipping insertion in model container [2024-12-05 21:42:10,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:42:10" (1/1) ... [2024-12-05 21:42:10,796 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:42:10,959 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_1575cd2d-3b52-4179-9e19-c07cf8310e05/sv-benchmarks/c/xcsp/Haystacks-06.c[8053,8066] [2024-12-05 21:42:10,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:10,975 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:42:11,016 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_1575cd2d-3b52-4179-9e19-c07cf8310e05/sv-benchmarks/c/xcsp/Haystacks-06.c[8053,8066] [2024-12-05 21:42:11,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:42:11,031 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:42:11,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11 WrapperNode [2024-12-05 21:42:11,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:42:11,033 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:11,033 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:42:11,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:42:11,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,048 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,075 INFO L138 Inliner]: procedures = 13, calls = 199, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 352 [2024-12-05 21:42:11,075 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:42:11,076 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:42:11,076 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:42:11,076 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:42:11,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,093 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,099 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,101 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:42:11,102 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:42:11,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:42:11,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:42:11,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:42:11,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:42:11,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:42:11,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:42:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:42:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:42:11,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:42:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:42:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-12-05 21:42:11,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-12-05 21:42:11,240 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:42:11,242 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:42:11,637 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 21:42:11,637 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:42:11,671 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:42:11,672 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:42:11,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:11 BoogieIcfgContainer [2024-12-05 21:42:11,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:42:11,673 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:42:11,673 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:42:11,682 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:42:11,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:42:11" (1/1) ... [2024-12-05 21:42:11,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:42:11,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:42:11,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 234 states and 424 transitions. [2024-12-05 21:42:11,741 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 424 transitions. [2024-12-05 21:42:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2024-12-05 21:42:11,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:42:11,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:42:11,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:42:11,770 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:42:11,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1575cd2d-3b52-4179-9e19-c07cf8310e05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:42:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:14,047 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:42:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:42:15,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 370 conjuncts are in the unsatisfiable core [2024-12-05 21:42:15,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:50:40,682 WARN L286 SmtUtils]: Spent 5.16s on a formula simplification that was a NOOP. DAG size: 215 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:51:05,178 WARN L286 SmtUtils]: Spent 6.54s on a formula simplification that was a NOOP. DAG size: 221 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:51:38,343 WARN L286 SmtUtils]: Spent 8.85s on a formula simplification that was a NOOP. DAG size: 227 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:52:19,058 WARN L286 SmtUtils]: Spent 9.73s on a formula simplification that was a NOOP. DAG size: 232 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:53:06,023 WARN L286 SmtUtils]: Spent 10.69s on a formula simplification that was a NOOP. DAG size: 237 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:53:55,596 WARN L286 SmtUtils]: Spent 10.37s on a formula simplification that was a NOOP. DAG size: 241 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:54:52,972 WARN L286 SmtUtils]: Spent 12.11s on a formula simplification that was a NOOP. DAG size: 246 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:56:21,759 WARN L286 SmtUtils]: Spent 14.04s on a formula simplification that was a NOOP. DAG size: 252 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)