./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.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_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/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_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/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_c28675ee-d1d7-4517-82f9-18e34713142b/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 0971b174b8810682d28b06351a18d327ff3f4e512eb1d264b24d2865d57cb99f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:39:56,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:39:56,742 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:39:56,746 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:39:56,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:39:56,765 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:39:56,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:39:56,766 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:39:56,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:39:56,766 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:39:56,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:39:56,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:39:56,767 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:39:56,767 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:39:56,767 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:39:56,767 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:39:56,767 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:39:56,767 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:39:56,767 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:39:56,767 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:39:56,767 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:39:56,768 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:39:56,768 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:39:56,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:39:56,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:39:56,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:39:56,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:39:56,768 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:39:56,768 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:39:56,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:39:56,769 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_c28675ee-d1d7-4517-82f9-18e34713142b/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 -> 0971b174b8810682d28b06351a18d327ff3f4e512eb1d264b24d2865d57cb99f [2024-12-06 05:39:56,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:39:56,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:39:56,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:39:56,985 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:39:56,986 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:39:56,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c [2024-12-06 05:39:59,560 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data/ab0fa9b5b/4a7ad0b570314e8e97cb57541b49aaa0/FLAG3fa973af9 [2024-12-06 05:40:00,028 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:40:00,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c [2024-12-06 05:40:00,070 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data/ab0fa9b5b/4a7ad0b570314e8e97cb57541b49aaa0/FLAG3fa973af9 [2024-12-06 05:40:00,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data/ab0fa9b5b/4a7ad0b570314e8e97cb57541b49aaa0 [2024-12-06 05:40:00,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:40:00,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:40:00,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:40:00,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:40:00,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:40:00,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:40:00" (1/1) ... [2024-12-06 05:40:00,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691b011a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:00, skipping insertion in model container [2024-12-06 05:40:00,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:40:00" (1/1) ... [2024-12-06 05:40:00,308 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:40:00,558 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_c28675ee-d1d7-4517-82f9-18e34713142b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c[1246,1259] [2024-12-06 05:40:01,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:40:01,629 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:40:01,639 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_c28675ee-d1d7-4517-82f9-18e34713142b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c[1246,1259] [2024-12-06 05:40:02,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:40:02,427 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:40:02,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02 WrapperNode [2024-12-06 05:40:02,428 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:40:02,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:40:02,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:40:02,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:40:02,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:02,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:04,891 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 38862 [2024-12-06 05:40:04,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:40:04,892 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:40:04,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:40:04,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:40:04,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:04,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:05,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:05,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:06,444 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:06,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:06,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:06,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:06,810 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:07,214 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:40:07,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:40:07,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:40:07,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:40:07,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:40:02" (1/1) ... [2024-12-06 05:40:07,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:40:07,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:40:07,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:40:07,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:40:07,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:40:07,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:40:07,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:40:07,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:40:09,040 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:40:09,042 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:41:36,445 INFO L? ?]: Removed 21589 outVars from TransFormulas that were not future-live. [2024-12-06 05:41:36,445 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:43:24,027 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:43:24,027 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:43:24,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:43:24 BoogieIcfgContainer [2024-12-06 05:43:24,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:43:24,029 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:43:24,029 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:43:24,046 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:43:24,046 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:43:24" (1/1) ... [2024-12-06 05:43:24,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:43:24,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:43:24,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:43:24,103 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:43:24,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:43:24,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:43:24,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:43:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:43:33,651 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:43:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:43:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:43:52,991 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 05:43:52,994 INFO L158 Benchmark]: Toolchain (without parser) took 232863.05ms. Allocated memory was 142.6MB in the beginning and 11.0GB in the end (delta: 10.9GB). Free memory was 97.4MB in the beginning and 6.7GB in the end (delta: -6.6GB). Peak memory consumption was 4.3GB. Max. memory is 16.1GB. [2024-12-06 05:43:52,995 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:43:52,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2296.31ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 97.3MB in the beginning and 194.3MB in the end (delta: -97.0MB). Peak memory consumption was 364.9MB. Max. memory is 16.1GB. [2024-12-06 05:43:52,996 INFO L158 Benchmark]: Boogie Procedure Inliner took 2462.76ms. Allocated memory was 427.8MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 194.3MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 639.8MB. Max. memory is 16.1GB. [2024-12-06 05:43:52,997 INFO L158 Benchmark]: Boogie Preprocessor took 2321.63ms. Allocated memory is still 2.2GB. Free memory was 1.4GB in the beginning and 1.1GB in the end (delta: 280.3MB). Peak memory consumption was 285.0MB. Max. memory is 16.1GB. [2024-12-06 05:43:52,997 INFO L158 Benchmark]: RCFGBuilder took 196812.90ms. Allocated memory was 2.2GB in the beginning and 11.0GB in the end (delta: 8.8GB). Free memory was 1.1GB in the beginning and 7.3GB in the end (delta: -6.2GB). Peak memory consumption was 4.8GB. Max. memory is 16.1GB. [2024-12-06 05:43:52,998 INFO L158 Benchmark]: CodeCheck took 28964.03ms. Allocated memory is still 11.0GB. Free memory was 7.3GB in the beginning and 6.7GB in the end (delta: 589.4MB). Peak memory consumption was 593.3MB. Max. memory is 16.1GB. [2024-12-06 05:43:53,001 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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2296.31ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 97.3MB in the beginning and 194.3MB in the end (delta: -97.0MB). Peak memory consumption was 364.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2462.76ms. Allocated memory was 427.8MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 194.3MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 639.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2321.63ms. Allocated memory is still 2.2GB. Free memory was 1.4GB in the beginning and 1.1GB in the end (delta: 280.3MB). Peak memory consumption was 285.0MB. Max. memory is 16.1GB. * RCFGBuilder took 196812.90ms. Allocated memory was 2.2GB in the beginning and 11.0GB in the end (delta: 8.8GB). Free memory was 1.1GB in the beginning and 7.3GB in the end (delta: -6.2GB). Peak memory consumption was 4.8GB. Max. memory is 16.1GB. * CodeCheck took 28964.03ms. Allocated memory is still 11.0GB. Free memory was 7.3GB in the beginning and 6.7GB in the end (delta: 589.4MB). Peak memory consumption was 593.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:43:53,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/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_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/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_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/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_c28675ee-d1d7-4517-82f9-18e34713142b/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 0971b174b8810682d28b06351a18d327ff3f4e512eb1d264b24d2865d57cb99f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:43:55,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:43:55,656 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:43:55,679 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:43:55,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:43:55,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:43:55,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:43:55,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:43:55,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:43:55,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:43:55,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:43:55,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:43:55,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:43:55,681 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:43:55,681 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:43:55,681 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:43:55,682 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:43:55,682 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:43:55,682 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:43:55,682 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:43:55,682 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:43:55,682 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:43:55,682 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:43:55,682 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:55,682 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:43:55,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:43:55,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:43:55,683 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:43:55,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:43:55,683 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:43:55,683 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:43:55,683 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:43:55,683 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:43:55,683 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_c28675ee-d1d7-4517-82f9-18e34713142b/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 -> 0971b174b8810682d28b06351a18d327ff3f4e512eb1d264b24d2865d57cb99f [2024-12-06 05:43:55,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:43:55,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:43:55,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:43:55,916 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:43:55,917 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:43:55,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c [2024-12-06 05:43:58,537 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data/0e653fbbd/5812aebf6dfb4a7390a0015dcae40fd3/FLAGc1599d980 [2024-12-06 05:43:59,016 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:43:59,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c [2024-12-06 05:43:59,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data/0e653fbbd/5812aebf6dfb4a7390a0015dcae40fd3/FLAGc1599d980 [2024-12-06 05:43:59,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/data/0e653fbbd/5812aebf6dfb4a7390a0015dcae40fd3 [2024-12-06 05:43:59,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:43:59,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:43:59,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:43:59,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:43:59,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:43:59,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:43:59" (1/1) ... [2024-12-06 05:43:59,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51aed66b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:43:59, skipping insertion in model container [2024-12-06 05:43:59,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:43:59" (1/1) ... [2024-12-06 05:43:59,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:43:59,493 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_c28675ee-d1d7-4517-82f9-18e34713142b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c[1246,1259] [2024-12-06 05:44:00,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:44:00,344 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:44:00,354 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_c28675ee-d1d7-4517-82f9-18e34713142b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal166.c[1246,1259] [2024-12-06 05:44:00,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:44:00,993 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:44:00,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00 WrapperNode [2024-12-06 05:44:00,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:44:00,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:44:00,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:44:00,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:44:01,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,361 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12462 [2024-12-06 05:44:01,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:44:01,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:44:01,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:44:01,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:44:01,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,590 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,668 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:44:01,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:44:01,721 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:44:01,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:44:01,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:44:00" (1/1) ... [2024-12-06 05:44:01,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:44:01,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:44:01,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:44:01,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:44:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:44:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:44:01,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:44:01,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:44:03,304 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:44:03,306 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:45:17,473 INFO L? ?]: Removed 1153 outVars from TransFormulas that were not future-live. [2024-12-06 05:45:17,474 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:45:17,722 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:45:17,723 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:45:17,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:45:17 BoogieIcfgContainer [2024-12-06 05:45:17,723 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:45:17,724 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:45:17,724 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:45:17,733 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:45:17,733 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:45:17" (1/1) ... [2024-12-06 05:45:17,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:45:17,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:45:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:45:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:45:17,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:17,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:17,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:17,789 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:17,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:45:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:20,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:21,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 05:45:21,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:21,710 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 05:45:21,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:45:25,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:45:26,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 05:45:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 05:45:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:45:26,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:26,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:26,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:26,138 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:26,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:45:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:34,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:45:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:45:36,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 2251 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-06 05:45:36,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:45:37,022 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 05:45:37,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:45:38,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:45:40,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:45:44,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:45:46,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:45:48,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:45:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:45:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 05:45:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 05:45:48,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:45:48,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:45:48,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:45:48,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:45:48,713 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:45:48,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c28675ee-d1d7-4517-82f9-18e34713142b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:46:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:31,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:46:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:46:37,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 3285 conjuncts, 78 conjuncts are in the unsatisfiable core [2024-12-06 05:46:37,780 INFO L279 TraceCheckSpWp]: Computing forward predicates...