./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/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_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/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 64bit --witnessprinter.graph.data.programhash 272e9c9a5f36a2554793703c5d73a0d10ae846e63a9c621f2708481abf6615cc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:28:35,060 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:28:35,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:28:35,117 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:28:35,117 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:28:35,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:28:35,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:28:35,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:28:35,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:28:35,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:28:35,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:28:35,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:28:35,136 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:28:35,137 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:28:35,137 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:28:35,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:28:35,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:28:35,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:28:35,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:28:35,138 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:28:35,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:28:35,138 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_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 272e9c9a5f36a2554793703c5d73a0d10ae846e63a9c621f2708481abf6615cc [2024-12-06 03:28:35,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:28:35,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:28:35,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:28:35,397 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:28:35,397 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:28:35,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c [2024-12-06 03:28:37,998 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data/764cec7f5/acb14b35202a4168a38fc99e50b9b48c/FLAG5477156c3 [2024-12-06 03:28:38,373 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:28:38,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c [2024-12-06 03:28:38,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data/764cec7f5/acb14b35202a4168a38fc99e50b9b48c/FLAG5477156c3 [2024-12-06 03:28:38,587 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data/764cec7f5/acb14b35202a4168a38fc99e50b9b48c [2024-12-06 03:28:38,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:28:38,590 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:28:38,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:28:38,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:28:38,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:28:38,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:28:38" (1/1) ... [2024-12-06 03:28:38,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44586f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:38, skipping insertion in model container [2024-12-06 03:28:38,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:28:38" (1/1) ... [2024-12-06 03:28:38,662 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:28:38,853 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_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c[1245,1258] [2024-12-06 03:28:39,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:28:39,390 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:28:39,401 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_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c[1245,1258] [2024-12-06 03:28:39,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:28:39,779 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:28:39,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39 WrapperNode [2024-12-06 03:28:39,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:28:39,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:28:39,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:28:39,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:28:39,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:39,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:40,719 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 13095 [2024-12-06 03:28:40,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:28:40,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:28:40,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:28:40,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:28:40,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:40,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:40,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:40,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:41,174 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:41,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:41,268 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:41,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:41,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:41,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:28:41,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:28:41,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:28:41,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:28:41,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:39" (1/1) ... [2024-12-06 03:28:41,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:28:41,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:28:41,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:28:41,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:28:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:28:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:28:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:28:41,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:28:42,312 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:28:42,314 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:29:01,335 INFO L? ?]: Removed 7082 outVars from TransFormulas that were not future-live. [2024-12-06 03:29:01,335 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:29:18,583 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:29:18,583 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:29:18,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:29:18 BoogieIcfgContainer [2024-12-06 03:29:18,583 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:29:18,584 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:29:18,584 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:29:18,590 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:29:18,590 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:29:18" (1/1) ... [2024-12-06 03:29:18,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:29:18,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:29:18,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:29:18,639 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:29:18,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:29:18,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:29:18,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:33:26,686 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:39:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:39:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:39:48,912 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) [2024-12-06 03:39:48,918 INFO L158 Benchmark]: Toolchain (without parser) took 670326.94ms. Allocated memory was 125.8MB in the beginning and 4.8GB in the end (delta: 4.7GB). Free memory was 92.0MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2024-12-06 03:39:48,918 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:39:48,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1189.11ms. Allocated memory was 125.8MB in the beginning and 218.1MB in the end (delta: 92.3MB). Free memory was 91.8MB in the beginning and 122.5MB in the end (delta: -30.7MB). Peak memory consumption was 170.2MB. Max. memory is 16.1GB. [2024-12-06 03:39:48,920 INFO L158 Benchmark]: Boogie Procedure Inliner took 939.32ms. Allocated memory was 218.1MB in the beginning and 620.8MB in the end (delta: 402.7MB). Free memory was 122.5MB in the beginning and 331.5MB in the end (delta: -208.9MB). Peak memory consumption was 290.5MB. Max. memory is 16.1GB. [2024-12-06 03:39:48,921 INFO L158 Benchmark]: Boogie Preprocessor took 857.84ms. Allocated memory was 620.8MB in the beginning and 1.9GB in the end (delta: 1.2GB). Free memory was 331.5MB in the beginning and 1.5GB in the end (delta: -1.2GB). Peak memory consumption was 161.1MB. Max. memory is 16.1GB. [2024-12-06 03:39:48,921 INFO L158 Benchmark]: RCFGBuilder took 37004.86ms. Allocated memory was 1.9GB in the beginning and 4.5GB in the end (delta: 2.7GB). Free memory was 1.5GB in the beginning and 3.3GB in the end (delta: -1.8GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2024-12-06 03:39:48,922 INFO L158 Benchmark]: CodeCheck took 630332.22ms. Allocated memory was 4.5GB in the beginning and 4.8GB in the end (delta: 302.0MB). Free memory was 3.3GB in the beginning and 2.6GB in the end (delta: 691.3MB). Peak memory consumption was 997.2MB. Max. memory is 16.1GB. [2024-12-06 03:39:48,926 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 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1189.11ms. Allocated memory was 125.8MB in the beginning and 218.1MB in the end (delta: 92.3MB). Free memory was 91.8MB in the beginning and 122.5MB in the end (delta: -30.7MB). Peak memory consumption was 170.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 939.32ms. Allocated memory was 218.1MB in the beginning and 620.8MB in the end (delta: 402.7MB). Free memory was 122.5MB in the beginning and 331.5MB in the end (delta: -208.9MB). Peak memory consumption was 290.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 857.84ms. Allocated memory was 620.8MB in the beginning and 1.9GB in the end (delta: 1.2GB). Free memory was 331.5MB in the beginning and 1.5GB in the end (delta: -1.2GB). Peak memory consumption was 161.1MB. Max. memory is 16.1GB. * RCFGBuilder took 37004.86ms. Allocated memory was 1.9GB in the beginning and 4.5GB in the end (delta: 2.7GB). Free memory was 1.5GB in the beginning and 3.3GB in the end (delta: -1.8GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. * CodeCheck took 630332.22ms. Allocated memory was 4.5GB in the beginning and 4.8GB in the end (delta: 302.0MB). Free memory was 3.3GB in the beginning and 2.6GB in the end (delta: 691.3MB). Peak memory consumption was 997.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:39:48,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/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_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/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 64bit --witnessprinter.graph.data.programhash 272e9c9a5f36a2554793703c5d73a0d10ae846e63a9c621f2708481abf6615cc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:39:51,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:39:51,210 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 03:39:51,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:39:51,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:39:51,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:39:51,236 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:39:51,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:39:51,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:39:51,237 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:39:51,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:39:51,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:39:51,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:39:51,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:39:51,237 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:39:51,237 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:39:51,237 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:39:51,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:39:51,238 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:39:51,238 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:39:51,238 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:39:51,238 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:39:51,238 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:39:51,238 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:39:51,238 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:39:51,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:39:51,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:39:51,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:39:51,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:39:51,239 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:39:51,239 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:39:51,239 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:39:51,239 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:39:51,239 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_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 272e9c9a5f36a2554793703c5d73a0d10ae846e63a9c621f2708481abf6615cc [2024-12-06 03:39:51,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:39:51,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:39:51,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:39:51,484 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:39:51,484 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:39:51,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c [2024-12-06 03:39:54,182 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data/08ea8d1bd/ae7e494f76fe4452a4e63b4cfb790037/FLAGe12898a6e [2024-12-06 03:39:54,536 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:39:54,537 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c [2024-12-06 03:39:54,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data/08ea8d1bd/ae7e494f76fe4452a4e63b4cfb790037/FLAGe12898a6e [2024-12-06 03:39:54,581 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/data/08ea8d1bd/ae7e494f76fe4452a4e63b4cfb790037 [2024-12-06 03:39:54,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:39:54,585 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:39:54,586 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:39:54,586 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:39:54,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:39:54,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:39:54" (1/1) ... [2024-12-06 03:39:54,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3032400f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:54, skipping insertion in model container [2024-12-06 03:39:54,592 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:39:54" (1/1) ... [2024-12-06 03:39:54,655 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:39:54,843 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_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c[1245,1258] [2024-12-06 03:39:55,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:39:55,235 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:39:55,243 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_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal35.c[1245,1258] [2024-12-06 03:39:55,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:39:55,534 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:39:55,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55 WrapperNode [2024-12-06 03:39:55,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:39:55,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:39:55,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:39:55,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:39:55,542 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,741 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4499 [2024-12-06 03:39:55,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:39:55,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:39:55,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:39:55,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:39:55,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,779 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,876 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,933 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:39:55,934 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:39:55,934 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:39:55,934 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:39:55,935 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:39:55" (1/1) ... [2024-12-06 03:39:55,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:39:55,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:39:55,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:39:55,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:39:55,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:39:55,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:39:55,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:39:55,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:39:56,653 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:39:56,656 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:40:04,621 INFO L? ?]: Removed 2799 outVars from TransFormulas that were not future-live. [2024-12-06 03:40:04,621 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:40:04,734 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:40:04,734 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:40:04,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:04 BoogieIcfgContainer [2024-12-06 03:40:04,734 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:40:04,735 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:40:04,735 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:40:04,744 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:40:04,744 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:04" (1/1) ... [2024-12-06 03:40:04,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:40:04,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:40:04,791 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:40:04,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:40:04,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:04,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:04,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:04,796 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:04,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:40:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:07,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:08,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 2855 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:40:08,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:40:08,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:40:11,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:40:14,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.41s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:40:17,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:40:18,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:18,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:40:18,133 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:40:18,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:40:18,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:18,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:18,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:18,135 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:18,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14cfa9ba-b7b7-4702-bfdd-2fee2fbf5c3c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process