./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm --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 7f53cc5681a5a08e9c1e07ab3be30428c8fa3fd345275d441a7b8c6544c83a42 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:19:19,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:19:19,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:19:19,350 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:19:19,351 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:19:19,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:19:19,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:19:19,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:19:19,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:19:19,373 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:19:19,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:19:19,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:19:19,373 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:19:19,374 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:19:19,374 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:19:19,374 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:19:19,374 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:19:19,374 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:19:19,374 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:19:19,375 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:19:19,375 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:19:19,375 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:19:19,375 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:19:19,375 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:19:19,375 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:19:19,375 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:19:19,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:19:19,376 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:19:19,376 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:19:19,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:19:19,376 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_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm 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 -> 7f53cc5681a5a08e9c1e07ab3be30428c8fa3fd345275d441a7b8c6544c83a42 [2024-11-13 21:19:19,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:19:19,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:19:19,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:19:19,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:19:19,715 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:19:19,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c Unable to find full path for "g++" [2024-11-13 21:19:21,587 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:19:22,024 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:19:22,025 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c [2024-11-13 21:19:22,040 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/data/b55e8c254/198f0f3b5c7d4474b05b3f2408480141/FLAG42bc63ac7 [2024-11-13 21:19:22,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/data/b55e8c254/198f0f3b5c7d4474b05b3f2408480141 [2024-11-13 21:19:22,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:19:22,059 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:19:22,060 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:19:22,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:19:22,064 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:19:22,065 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:22,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@340ec6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22, skipping insertion in model container [2024-11-13 21:19:22,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:22,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:19:22,330 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_a9c939af-15b5-4bb1-881c-ba84e50673b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c[1245,1258] [2024-11-13 21:19:22,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:19:22,777 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:19:22,787 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_a9c939af-15b5-4bb1-881c-ba84e50673b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c[1245,1258] [2024-11-13 21:19:22,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:19:22,999 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:19:23,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22 WrapperNode [2024-11-13 21:19:23,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:19:23,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:19:23,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:19:23,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:19:23,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:23,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:23,496 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3643 [2024-11-13 21:19:23,496 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:19:23,497 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:19:23,497 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:19:23,497 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:19:23,505 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:23,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:23,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:23,652 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:23,826 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:23,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:23,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:23,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:24,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:19:24,026 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:19:24,026 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:19:24,026 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:19:24,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:22" (1/1) ... [2024-11-13 21:19:24,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:19:24,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:19:24,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:19:24,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:19:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:19:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:19:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:19:24,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:19:24,608 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:19:24,609 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:19:29,830 INFO L? ?]: Removed 2044 outVars from TransFormulas that were not future-live. [2024-11-13 21:19:29,830 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:19:35,397 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:19:35,398 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:19:35,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:35 BoogieIcfgContainer [2024-11-13 21:19:35,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:19:35,400 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:19:35,400 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:19:35,409 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:19:35,409 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:35" (1/1) ... [2024-11-13 21:19:35,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:19:35,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:35,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:19:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:19:35,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:19:35,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:35,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:19:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:19:44,574 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:19:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:20:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:20:01,139 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) [2024-11-13 21:20:01,144 INFO L158 Benchmark]: Toolchain (without parser) took 39084.84ms. Allocated memory was 142.6MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 116.1MB in the beginning and 805.8MB in the end (delta: -689.6MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-13 21:20:01,145 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:20:01,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 940.13ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 95.5MB in the end (delta: 20.3MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2024-11-13 21:20:01,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 495.44ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 95.5MB in the beginning and 315.0MB in the end (delta: -219.4MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. [2024-11-13 21:20:01,146 INFO L158 Benchmark]: Boogie Preprocessor took 527.29ms. Allocated memory is still 427.8MB. Free memory was 314.4MB in the beginning and 305.6MB in the end (delta: 8.8MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2024-11-13 21:20:01,147 INFO L158 Benchmark]: RCFGBuilder took 11373.32ms. Allocated memory was 427.8MB in the beginning and 1.2GB in the end (delta: 813.7MB). Free memory was 305.4MB in the beginning and 649.6MB in the end (delta: -344.1MB). Peak memory consumption was 664.9MB. Max. memory is 16.1GB. [2024-11-13 21:20:01,148 INFO L158 Benchmark]: CodeCheck took 25743.48ms. Allocated memory was 1.2GB in the beginning and 2.1GB in the end (delta: 830.5MB). Free memory was 649.6MB in the beginning and 805.8MB in the end (delta: -156.2MB). Peak memory consumption was 682.6MB. Max. memory is 16.1GB. [2024-11-13 21:20:01,150 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 0.29ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 940.13ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 95.5MB in the end (delta: 20.3MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 495.44ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 95.5MB in the beginning and 315.0MB in the end (delta: -219.4MB). Peak memory consumption was 69.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 527.29ms. Allocated memory is still 427.8MB. Free memory was 314.4MB in the beginning and 305.6MB in the end (delta: 8.8MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. * RCFGBuilder took 11373.32ms. Allocated memory was 427.8MB in the beginning and 1.2GB in the end (delta: 813.7MB). Free memory was 305.4MB in the beginning and 649.6MB in the end (delta: -344.1MB). Peak memory consumption was 664.9MB. Max. memory is 16.1GB. * CodeCheck took 25743.48ms. Allocated memory was 1.2GB in the beginning and 2.1GB in the end (delta: 830.5MB). Free memory was 649.6MB in the beginning and 805.8MB in the end (delta: -156.2MB). Peak memory consumption was 682.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:20:01,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/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_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm --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 7f53cc5681a5a08e9c1e07ab3be30428c8fa3fd345275d441a7b8c6544c83a42 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:20:03,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:20:03,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:20:04,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:20:04,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:20:04,030 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:20:04,030 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:20:04,031 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:20:04,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:20:04,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:20:04,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:20:04,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:20:04,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:20:04,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:20:04,033 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:20:04,033 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:20:04,033 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:20:04,033 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:20:04,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:20:04,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:20:04,033 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:20:04,033 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:20:04,033 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:20:04,034 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:04,034 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:20:04,034 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:20:04,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:20:04,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:20:04,034 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:20:04,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:20:04,034 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:20:04,034 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:04,034 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:20:04,034 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_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm 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 -> 7f53cc5681a5a08e9c1e07ab3be30428c8fa3fd345275d441a7b8c6544c83a42 [2024-11-13 21:20:04,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:20:04,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:20:04,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:20:04,376 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:20:04,376 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:20:04,378 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c Unable to find full path for "g++" [2024-11-13 21:20:06,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:20:06,574 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:20:06,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c [2024-11-13 21:20:06,591 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/data/b89667454/90005e43c5834ce6b7eabebad9471581/FLAGc14ecc6ef [2024-11-13 21:20:06,606 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/data/b89667454/90005e43c5834ce6b7eabebad9471581 [2024-11-13 21:20:06,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:20:06,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:20:06,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:20:06,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:20:06,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:20:06,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:20:06" (1/1) ... [2024-11-13 21:20:06,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a65103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:06, skipping insertion in model container [2024-11-13 21:20:06,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:20:06" (1/1) ... [2024-11-13 21:20:06,666 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:20:06,895 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_a9c939af-15b5-4bb1-881c-ba84e50673b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c[1245,1258] [2024-11-13 21:20:07,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:20:07,315 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:20:07,326 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_a9c939af-15b5-4bb1-881c-ba84e50673b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal10.c[1245,1258] [2024-11-13 21:20:07,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:20:07,576 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:20:07,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07 WrapperNode [2024-11-13 21:20:07,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:20:07,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:20:07,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:20:07,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:20:07,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,737 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1485 [2024-11-13 21:20:07,737 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:20:07,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:20:07,738 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:20:07,738 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:20:07,746 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,839 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:20:07,886 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:20:07,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:20:07,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:20:07,887 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:20:07" (1/1) ... [2024-11-13 21:20:07,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:20:07,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:20:07,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:20:07,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:20:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:20:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:20:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:20:07,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:20:08,403 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:20:08,406 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:20:11,420 INFO L? ?]: Removed 733 outVars from TransFormulas that were not future-live. [2024-11-13 21:20:11,420 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:20:11,482 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:20:11,482 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:20:11,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:20:11 BoogieIcfgContainer [2024-11-13 21:20:11,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:20:11,483 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:20:11,483 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:20:11,494 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:20:11,494 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:20:11" (1/1) ... [2024-11-13 21:20:11,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:20:11,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:20:11,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:20:11,547 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:20:11,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:20:11,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:20:11,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:11,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:20:11,554 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:20:11,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:20:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:12,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:20:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:13,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 808 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:20:13,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:20:13,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:20:13,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:20:14,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:20:14,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:20:14,724 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:20:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:20:14,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:20:14,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:14,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:20:14,728 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:20:14,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:20:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:16,779 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:20:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:17,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 1534 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-11-13 21:20:17,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:20:19,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:20:19,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:20:21,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:20:21,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 21:20:21,286 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 21:20:21,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:20:21,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:20:21,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:21,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:20:21,291 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:20:21,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9c939af-15b5-4bb1-881c-ba84e50673b6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:20:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:30,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:20:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:32,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 2260 conjuncts, 192 conjuncts are in the unsatisfiable core [2024-11-13 21:20:32,621 INFO L278 TraceCheckSpWp]: Computing forward predicates...