./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/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 7dbf38b1107e0f9d689dd34b76ed15bad07479cc3a9f8cd56c3c5bbb08193ec8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:57:37,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:57:37,119 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 21:57:37,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:57:37,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:57:37,144 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:57:37,145 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:57:37,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:57:37,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:57:37,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:57:37,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:57:37,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:57:37,146 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:57:37,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:57:37,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:57:37,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:57:37,146 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:57:37,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:57:37,146 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:57:37,146 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:57:37,147 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:57:37,147 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:57:37,147 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:57:37,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:57:37,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:57:37,147 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:57:37,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:57:37,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:57:37,147 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:57:37,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:57:37,147 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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/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 -> 7dbf38b1107e0f9d689dd34b76ed15bad07479cc3a9f8cd56c3c5bbb08193ec8 [2024-12-05 21:57:37,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:57:37,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:57:37,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:57:37,402 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:57:37,402 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:57:37,403 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c [2024-12-05 21:57:40,039 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data/d0647a337/bb4502d747ef4636bed60dbdfa58a5f4/FLAGc0f8bc820 [2024-12-05 21:57:40,574 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:57:40,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c [2024-12-05 21:57:40,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data/d0647a337/bb4502d747ef4636bed60dbdfa58a5f4/FLAGc0f8bc820 [2024-12-05 21:57:41,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data/d0647a337/bb4502d747ef4636bed60dbdfa58a5f4 [2024-12-05 21:57:41,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:57:41,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:57:41,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:57:41,113 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:57:41,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:57:41,118 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:57:41" (1/1) ... [2024-12-05 21:57:41,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb62d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:41, skipping insertion in model container [2024-12-05 21:57:41,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:57:41" (1/1) ... [2024-12-05 21:57:41,325 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:57:41,642 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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c[1246,1259] [2024-12-05 21:57:43,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:57:43,049 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:57:43,057 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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c[1246,1259] [2024-12-05 21:57:43,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:57:43,898 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:57:43,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43 WrapperNode [2024-12-05 21:57:43,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:57:43,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:57:43,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:57:43,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:57:43,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:44,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:47,786 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57601 [2024-12-05 21:57:47,787 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:57:47,787 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:57:47,787 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:57:47,787 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:57:47,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:47,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:48,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:48,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:49,863 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:50,034 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:50,411 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:50,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:50,742 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:51,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:57:51,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:57:51,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:57:51,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:57:51,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:57:43" (1/1) ... [2024-12-05 21:57:51,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:57:51,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:57:51,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:57:51,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:57:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:57:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:57:51,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:57:51,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:57:53,675 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:57:53,677 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:01:28,142 INFO L? ?]: Removed 31789 outVars from TransFormulas that were not future-live. [2024-12-05 22:01:28,142 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:05:16,963 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:05:16,964 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:05:16,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:05:16 BoogieIcfgContainer [2024-12-05 22:05:16,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:05:16,964 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:05:16,965 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:05:16,971 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:05:16,971 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:05:16" (1/1) ... [2024-12-05 22:05:16,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:05:17,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:05:17,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:05:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:05:17,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:05:17,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:05:17,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:05:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:05:22,568 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:05:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:05:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:05:35,973 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:05:35,977 INFO L158 Benchmark]: Toolchain (without parser) took 474865.05ms. Allocated memory was 117.4MB in the beginning and 12.8GB in the end (delta: 12.7GB). Free memory was 61.1MB in the beginning and 8.9GB in the end (delta: -8.8GB). Peak memory consumption was 5.2GB. Max. memory is 16.1GB. [2024-12-05 22:05:35,978 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:05:35,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2786.82ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 60.8MB in the beginning and 134.2MB in the end (delta: -73.4MB). Peak memory consumption was 386.7MB. Max. memory is 16.1GB. [2024-12-05 22:05:35,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 3886.31ms. Allocated memory was 478.2MB in the beginning and 4.9GB in the end (delta: 4.4GB). Free memory was 134.2MB in the beginning and 3.7GB in the end (delta: -3.6GB). Peak memory consumption was 955.4MB. Max. memory is 16.1GB. [2024-12-05 22:05:35,980 INFO L158 Benchmark]: Boogie Preprocessor took 3646.93ms. Allocated memory is still 4.9GB. Free memory was 3.7GB in the beginning and 3.3GB in the end (delta: 402.7MB). Peak memory consumption was 515.9MB. Max. memory is 16.1GB. [2024-12-05 22:05:35,980 INFO L158 Benchmark]: RCFGBuilder took 445529.17ms. Allocated memory was 4.9GB in the beginning and 12.8GB in the end (delta: 7.9GB). Free memory was 3.3GB in the beginning and 8.1GB in the end (delta: -4.7GB). Peak memory consumption was 8.5GB. Max. memory is 16.1GB. [2024-12-05 22:05:35,980 INFO L158 Benchmark]: CodeCheck took 19011.39ms. Allocated memory is still 12.8GB. Free memory was 8.1GB in the beginning and 8.9GB in the end (delta: -848.9MB). Peak memory consumption was 468.0MB. Max. memory is 16.1GB. [2024-12-05 22:05:35,983 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2786.82ms. Allocated memory was 117.4MB in the beginning and 478.2MB in the end (delta: 360.7MB). Free memory was 60.8MB in the beginning and 134.2MB in the end (delta: -73.4MB). Peak memory consumption was 386.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3886.31ms. Allocated memory was 478.2MB in the beginning and 4.9GB in the end (delta: 4.4GB). Free memory was 134.2MB in the beginning and 3.7GB in the end (delta: -3.6GB). Peak memory consumption was 955.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3646.93ms. Allocated memory is still 4.9GB. Free memory was 3.7GB in the beginning and 3.3GB in the end (delta: 402.7MB). Peak memory consumption was 515.9MB. Max. memory is 16.1GB. * RCFGBuilder took 445529.17ms. Allocated memory was 4.9GB in the beginning and 12.8GB in the end (delta: 7.9GB). Free memory was 3.3GB in the beginning and 8.1GB in the end (delta: -4.7GB). Peak memory consumption was 8.5GB. Max. memory is 16.1GB. * CodeCheck took 19011.39ms. Allocated memory is still 12.8GB. Free memory was 8.1GB in the beginning and 8.9GB in the end (delta: -848.9MB). Peak memory consumption was 468.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:05:36,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/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 7dbf38b1107e0f9d689dd34b76ed15bad07479cc3a9f8cd56c3c5bbb08193ec8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:05:38,612 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:05:38,691 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:05:38,716 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:05:38,716 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:05:38,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:05:38,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:05:38,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:05:38,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:05:38,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:05:38,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:05:38,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:05:38,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:05:38,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:05:38,718 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:05:38,718 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:05:38,718 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:05:38,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:05:38,718 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:05:38,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:05:38,718 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:05:38,719 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:05:38,719 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:05:38,719 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:05:38,719 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:05:38,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:05:38,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:05:38,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:05:38,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:05:38,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:05:38,719 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:05:38,720 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:05:38,720 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:05:38,720 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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/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 -> 7dbf38b1107e0f9d689dd34b76ed15bad07479cc3a9f8cd56c3c5bbb08193ec8 [2024-12-05 22:05:38,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:05:38,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:05:38,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:05:38,943 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:05:38,943 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:05:38,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c [2024-12-05 22:05:41,585 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data/bbee67041/cd9255c7867e4143a354fa9336442c9a/FLAG64730fbf4 [2024-12-05 22:05:42,188 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:05:42,188 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c [2024-12-05 22:05:42,240 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data/bbee67041/cd9255c7867e4143a354fa9336442c9a/FLAG64730fbf4 [2024-12-05 22:05:42,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/data/bbee67041/cd9255c7867e4143a354fa9336442c9a [2024-12-05 22:05:42,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:05:42,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:05:42,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:05:42,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:05:42,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:05:42,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:05:42" (1/1) ... [2024-12-05 22:05:42,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bd99594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:42, skipping insertion in model container [2024-12-05 22:05:42,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:05:42" (1/1) ... [2024-12-05 22:05:42,849 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:05:43,166 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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c[1246,1259] [2024-12-05 22:05:44,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:05:44,378 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:05:44,390 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_d5cc8ee3-391b-438d-a3d3-4079baad6a04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal161.c[1246,1259] [2024-12-05 22:05:45,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:05:45,285 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:05:45,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45 WrapperNode [2024-12-05 22:05:45,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:05:45,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:05:45,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:05:45,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:05:45,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:45,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:45,997 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19031 [2024-12-05 22:05:45,998 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:05:45,999 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:05:45,999 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:05:45,999 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:05:46,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,339 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,441 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,580 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:05:46,581 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:05:46,581 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:05:46,581 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:05:46,582 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:05:45" (1/1) ... [2024-12-05 22:05:46,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:05:46,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:05:46,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:05:46,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:05:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:05:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:05:46,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:05:46,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:05:48,392 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:05:48,394 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:09:07,624 INFO L? ?]: Removed 503 outVars from TransFormulas that were not future-live. [2024-12-05 22:09:07,624 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:09:08,002 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:09:08,003 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:09:08,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:09:08 BoogieIcfgContainer [2024-12-05 22:09:08,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:09:08,004 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:09:08,004 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:09:08,013 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:09:08,013 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:09:08" (1/1) ... [2024-12-05 22:09:08,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:09:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:08,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:09:08,066 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:09:08,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:09:08,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:08,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:09:08,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:09:08,071 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:09:08,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:09:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:11,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:09:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:12,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 22:09:12,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:13,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:09:13,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:09:23,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:09:33,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:09:34,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:09:34,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:09:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:09:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:09:34,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:09:34,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:09:34,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:09:34,179 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:09:34,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:09:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:42,213 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:09:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:09:45,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 210 conjuncts are in the unsatisfiable core [2024-12-05 22:09:45,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:09:49,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:09:49,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cc8ee3-391b-438d-a3d3-4079baad6a04/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:10:01,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:10:14,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.59s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:10:24,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []