./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/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 d82959c62cace714afaf213af74bee360c622cff96341a6c72954e4dbd868971 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:34:54,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:34:54,701 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:34:54,706 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:34:54,706 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:34:54,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:34:54,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:34:54,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:34:54,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:34:54,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:34:54,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:34:54,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:34:54,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:34:54,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:34:54,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:34:54,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:34:54,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:34:54,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:34:54,729 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:34:54,729 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:34:54,729 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:34:54,729 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:34:54,729 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:34:54,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:34:54,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:34:54,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:34:54,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:34:54,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:34:54,730 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:34:54,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:34:54,730 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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/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 -> d82959c62cace714afaf213af74bee360c622cff96341a6c72954e4dbd868971 [2024-12-06 03:34:54,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:34:54,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:34:54,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:34:54,982 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:34:54,982 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:34:54,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c [2024-12-06 03:34:57,632 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data/ca2a2df32/23a2e946f21d4f64883e8d9d31ef9e0a/FLAGc18275716 [2024-12-06 03:34:57,914 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:34:57,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c [2024-12-06 03:34:57,925 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data/ca2a2df32/23a2e946f21d4f64883e8d9d31ef9e0a/FLAGc18275716 [2024-12-06 03:34:58,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data/ca2a2df32/23a2e946f21d4f64883e8d9d31ef9e0a [2024-12-06 03:34:58,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:34:58,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:34:58,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:34:58,204 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:34:58,207 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:34:58,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:58,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167f1d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58, skipping insertion in model container [2024-12-06 03:34:58,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:58,240 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:34:58,401 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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c[1244,1257] [2024-12-06 03:34:58,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:34:58,673 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:34:58,682 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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c[1244,1257] [2024-12-06 03:34:58,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:34:58,857 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:34:58,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58 WrapperNode [2024-12-06 03:34:58,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:34:58,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:34:58,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:34:58,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:34:58,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:58,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,253 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3664 [2024-12-06 03:34:59,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:34:59,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:34:59,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:34:59,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:34:59,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,473 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,507 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:34:59,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:34:59,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:34:59,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:34:59,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:34:58" (1/1) ... [2024-12-06 03:34:59,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:34:59,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:34:59,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:34:59,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:34:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:34:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:34:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:34:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:34:59,999 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:35:00,000 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:35:03,854 INFO L? ?]: Removed 2054 outVars from TransFormulas that were not future-live. [2024-12-06 03:35:03,854 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:35:07,568 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:35:07,568 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:35:07,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:07 BoogieIcfgContainer [2024-12-06 03:35:07,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:35:07,569 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:35:07,569 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:35:07,576 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:35:07,576 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:07" (1/1) ... [2024-12-06 03:35:07,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:35:07,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:35:07,623 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:35:07,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:35:07,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:07,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:35:14,662 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:35:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:35:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:35:29,433 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 03:35:29,438 INFO L158 Benchmark]: Toolchain (without parser) took 31233.66ms. Allocated memory was 142.6MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 117.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 554.1MB. Max. memory is 16.1GB. [2024-12-06 03:35:29,438 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:35:29,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 653.58ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 96.4MB in the end (delta: 20.8MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2024-12-06 03:35:29,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 395.58ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 96.4MB in the beginning and 331.4MB in the end (delta: -235.0MB). Peak memory consumption was 95.0MB. Max. memory is 16.1GB. [2024-12-06 03:35:29,439 INFO L158 Benchmark]: Boogie Preprocessor took 390.87ms. Allocated memory is still 427.8MB. Free memory was 331.4MB in the beginning and 310.0MB in the end (delta: 21.3MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2024-12-06 03:35:29,440 INFO L158 Benchmark]: RCFGBuilder took 7922.66ms. Allocated memory was 427.8MB in the beginning and 1.2GB in the end (delta: 788.5MB). Free memory was 310.0MB in the beginning and 913.5MB in the end (delta: -603.5MB). Peak memory consumption was 572.6MB. Max. memory is 16.1GB. [2024-12-06 03:35:29,440 INFO L158 Benchmark]: CodeCheck took 21867.34ms. Allocated memory was 1.2GB in the beginning and 1.8GB in the end (delta: 595.6MB). Free memory was 913.5MB in the beginning and 1.2GB in the end (delta: -323.6MB). Peak memory consumption was 276.2MB. Max. memory is 16.1GB. [2024-12-06 03:35:29,443 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 653.58ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 96.4MB in the end (delta: 20.8MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 395.58ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 96.4MB in the beginning and 331.4MB in the end (delta: -235.0MB). Peak memory consumption was 95.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 390.87ms. Allocated memory is still 427.8MB. Free memory was 331.4MB in the beginning and 310.0MB in the end (delta: 21.3MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * RCFGBuilder took 7922.66ms. Allocated memory was 427.8MB in the beginning and 1.2GB in the end (delta: 788.5MB). Free memory was 310.0MB in the beginning and 913.5MB in the end (delta: -603.5MB). Peak memory consumption was 572.6MB. Max. memory is 16.1GB. * CodeCheck took 21867.34ms. Allocated memory was 1.2GB in the beginning and 1.8GB in the end (delta: 595.6MB). Free memory was 913.5MB in the beginning and 1.2GB in the end (delta: -323.6MB). Peak memory consumption was 276.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:35:29,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/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 d82959c62cace714afaf213af74bee360c622cff96341a6c72954e4dbd868971 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:35:31,448 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:35:31,528 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 03:35:31,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:35:31,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:35:31,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:35:31,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:35:31,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:35:31,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:35:31,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:35:31,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:35:31,561 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:35:31,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:35:31,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:35:31,562 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:35:31,563 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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/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 -> d82959c62cace714afaf213af74bee360c622cff96341a6c72954e4dbd868971 [2024-12-06 03:35:31,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:35:31,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:35:31,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:35:31,809 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:35:31,809 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:35:31,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c [2024-12-06 03:35:34,482 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data/3ea2d33d4/4337f63abfaf4d49afee972edeb5b695/FLAGe5177db36 [2024-12-06 03:35:34,760 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:35:34,760 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c [2024-12-06 03:35:34,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data/3ea2d33d4/4337f63abfaf4d49afee972edeb5b695/FLAGe5177db36 [2024-12-06 03:35:35,026 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/data/3ea2d33d4/4337f63abfaf4d49afee972edeb5b695 [2024-12-06 03:35:35,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:35:35,029 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:35:35,029 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:35:35,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:35:35,032 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:35:35,033 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534b0227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35, skipping insertion in model container [2024-12-06 03:35:35,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,064 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:35:35,215 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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c[1244,1257] [2024-12-06 03:35:35,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:35:35,451 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:35:35,461 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_4b877d84-50b5-4d4e-8feb-4018ad70f80f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c[1244,1257] [2024-12-06 03:35:35,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:35:35,576 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:35:35,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35 WrapperNode [2024-12-06 03:35:35,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:35:35,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:35:35,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:35:35,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:35:35,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,663 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1490 [2024-12-06 03:35:35,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:35:35,663 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:35:35,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:35:35,664 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:35:35,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,719 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,726 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,730 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,735 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:35:35,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:35:35,746 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:35:35,746 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:35:35,747 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:35" (1/1) ... [2024-12-06 03:35:35,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:35:35,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:35:35,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:35:35,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:35:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:35:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:35:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:35:35,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:35:36,077 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:35:36,079 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:35:38,070 INFO L? ?]: Removed 737 outVars from TransFormulas that were not future-live. [2024-12-06 03:35:38,070 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:35:38,111 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:35:38,111 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:35:38,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:38 BoogieIcfgContainer [2024-12-06 03:35:38,112 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:35:38,112 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:35:38,113 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:35:38,121 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:35:38,121 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:38" (1/1) ... [2024-12-06 03:35:38,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:35:38,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:38,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:35:38,165 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:35:38,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:35:38,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:38,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:35:38,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:35:38,169 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:35:38,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:35:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:39,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:35:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:39,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:35:39,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:35:39,701 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 03:35:39,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:35:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:40,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:35:40,234 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:35:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:35:40,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:40,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:35:40,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:35:40,236 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:35:40,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:35:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:42,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:35:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:42,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 1541 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-12-06 03:35:42,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:35:43,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:35:43,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 03:35:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 03:35:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 03:35:45,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:35:45,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:45,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:35:45,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:35:45,604 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:35:45,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b877d84-50b5-4d4e-8feb-4018ad70f80f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:35:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:49,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:35:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:50,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 2271 conjuncts, 192 conjuncts are in the unsatisfiable core [2024-12-06 03:35:50,329 INFO L279 TraceCheckSpWp]: Computing forward predicates...