./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/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 d82959c62cace714afaf213af74bee360c622cff96341a6c72954e4dbd868971 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:57:14,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:57:14,093 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:57:14,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:57:14,102 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:57:14,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:57:14,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:57:14,148 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:57:14,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:57:14,149 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:57:14,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:57:14,149 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:57:14,149 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:57:14,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:57:14,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:57:14,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:57:14,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:57:14,149 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:57:14,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:57:14,150 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:57:14,150 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:57:14,150 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:57:14,150 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:57:14,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:57:14,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:57:14,150 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:57:14,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:57:14,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:57:14,152 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:57:14,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:57:14,153 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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/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 -> d82959c62cace714afaf213af74bee360c622cff96341a6c72954e4dbd868971 [2024-11-13 21:57:14,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:57:14,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:57:14,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:57:14,496 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:57:14,496 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:57:14,498 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c Unable to find full path for "g++" [2024-11-13 21:57:16,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:57:16,903 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:57:16,907 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c [2024-11-13 21:57:16,934 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/data/af0bf1e5e/e8485dca8f6f47408d2b4725f6f2acb9/FLAG28448ff12 [2024-11-13 21:57:16,958 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/data/af0bf1e5e/e8485dca8f6f47408d2b4725f6f2acb9 [2024-11-13 21:57:16,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:57:16,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:57:16,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:57:16,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:57:16,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:57:16,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:16" (1/1) ... [2024-11-13 21:57:16,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cff011a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:16, skipping insertion in model container [2024-11-13 21:57:16,977 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:16" (1/1) ... [2024-11-13 21:57:17,045 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:57:17,277 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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c[1244,1257] [2024-11-13 21:57:17,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:57:17,747 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:57:17,758 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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c[1244,1257] [2024-11-13 21:57:18,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:57:18,069 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:57:18,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18 WrapperNode [2024-11-13 21:57:18,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:57:18,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:57:18,072 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:57:18,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:57:18,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:18,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:18,634 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3664 [2024-11-13 21:57:18,635 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:57:18,636 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:57:18,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:57:18,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:57:18,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:18,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:18,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:18,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:18,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:19,014 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:19,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:19,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:19,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:57:19,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:57:19,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:57:19,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:57:19,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:18" (1/1) ... [2024-11-13 21:57:19,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:57:19,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:57:19,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:57:19,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:57:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:57:19,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:57:19,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:57:19,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:57:19,652 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:57:19,654 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:57:25,523 INFO L? ?]: Removed 2054 outVars from TransFormulas that were not future-live. [2024-11-13 21:57:25,523 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:57:30,997 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:57:30,997 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:57:30,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:30 BoogieIcfgContainer [2024-11-13 21:57:30,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:57:30,999 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:57:30,999 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:57:31,013 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:57:31,013 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:30" (1/1) ... [2024-11-13 21:57:31,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:57:31,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:31,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:57:31,095 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:57:31,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:57:31,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:31,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:57:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:57:43,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:57:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:57:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:57:58,929 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 21:57:58,938 INFO L158 Benchmark]: Toolchain (without parser) took 41974.60ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 116.8MB in the beginning and 519.1MB in the end (delta: -402.4MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-13 21:57:58,938 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:57:58,941 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1105.22ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 96.0MB in the end (delta: 20.7MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. [2024-11-13 21:57:58,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 563.55ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 96.0MB in the beginning and 315.8MB in the end (delta: -219.8MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2024-11-13 21:57:58,942 INFO L158 Benchmark]: Boogie Preprocessor took 528.51ms. Allocated memory is still 427.8MB. Free memory was 315.8MB in the beginning and 310.4MB in the end (delta: 5.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:57:58,943 INFO L158 Benchmark]: RCFGBuilder took 11832.44ms. Allocated memory was 427.8MB in the beginning and 947.9MB in the end (delta: 520.1MB). Free memory was 310.4MB in the beginning and 581.8MB in the end (delta: -271.4MB). Peak memory consumption was 637.3MB. Max. memory is 16.1GB. [2024-11-13 21:57:58,943 INFO L158 Benchmark]: CodeCheck took 27937.86ms. Allocated memory was 947.9MB in the beginning and 1.7GB in the end (delta: 755.0MB). Free memory was 581.8MB in the beginning and 519.1MB in the end (delta: 62.6MB). Peak memory consumption was 821.7MB. Max. memory is 16.1GB. [2024-11-13 21:57:58,946 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 0.44ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1105.22ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 96.0MB in the end (delta: 20.7MB). Peak memory consumption was 75.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 563.55ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 96.0MB in the beginning and 315.8MB in the end (delta: -219.8MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 528.51ms. Allocated memory is still 427.8MB. Free memory was 315.8MB in the beginning and 310.4MB in the end (delta: 5.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * RCFGBuilder took 11832.44ms. Allocated memory was 427.8MB in the beginning and 947.9MB in the end (delta: 520.1MB). Free memory was 310.4MB in the beginning and 581.8MB in the end (delta: -271.4MB). Peak memory consumption was 637.3MB. Max. memory is 16.1GB. * CodeCheck took 27937.86ms. Allocated memory was 947.9MB in the beginning and 1.7GB in the end (delta: 755.0MB). Free memory was 581.8MB in the beginning and 519.1MB in the end (delta: 62.6MB). Peak memory consumption was 821.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:57:58,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/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 d82959c62cace714afaf213af74bee360c622cff96341a6c72954e4dbd868971 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:58:01,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:58:01,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:58:01,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:58:01,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:58:01,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:58:01,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:58:01,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:58:01,891 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:58:01,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:58:01,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:58:01,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:58:01,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:58:01,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:58:01,892 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:58:01,892 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:58:01,892 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:58:01,892 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:58:01,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:58:01,893 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:58:01,893 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:58:01,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:58:01,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:58:01,893 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:01,893 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:58:01,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:58:01,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:01,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:58:01,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:58:01,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:58:01,894 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:58:01,895 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:01,895 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:58:01,895 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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/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 -> d82959c62cace714afaf213af74bee360c622cff96341a6c72954e4dbd868971 [2024-11-13 21:58:02,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:58:02,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:58:02,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:58:02,248 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:58:02,248 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:58:02,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c Unable to find full path for "g++" [2024-11-13 21:58:04,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:58:04,670 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:58:04,674 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c [2024-11-13 21:58:04,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/data/b1446a32e/c5a4d9d30bc54c5d927d9e2b419a36e2/FLAGde6827faf [2024-11-13 21:58:04,876 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/data/b1446a32e/c5a4d9d30bc54c5d927d9e2b419a36e2 [2024-11-13 21:58:04,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:58:04,881 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:58:04,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:04,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:58:04,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:58:04,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:04" (1/1) ... [2024-11-13 21:58:04,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@541815c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:04, skipping insertion in model container [2024-11-13 21:58:04,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:58:04" (1/1) ... [2024-11-13 21:58:04,963 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:58:05,181 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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c[1244,1257] [2024-11-13 21:58:05,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:05,589 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:58:05,606 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_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal8.c[1244,1257] [2024-11-13 21:58:05,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:58:05,814 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:58:05,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05 WrapperNode [2024-11-13 21:58:05,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:58:05,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:05,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:58:05,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:58:05,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:05,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:05,959 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1490 [2024-11-13 21:58:05,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:58:05,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:58:05,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:58:05,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:58:05,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:05,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:06,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:06,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:06,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:06,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:06,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:06,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:06,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:58:06,134 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:58:06,134 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:58:06,134 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:58:06,136 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:58:05" (1/1) ... [2024-11-13 21:58:06,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:58:06,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:58:06,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:58:06,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:58:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:58:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:58:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:58:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:58:06,597 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:58:06,600 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:58:09,392 INFO L? ?]: Removed 737 outVars from TransFormulas that were not future-live. [2024-11-13 21:58:09,392 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:58:09,468 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:58:09,469 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:58:09,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:09 BoogieIcfgContainer [2024-11-13 21:58:09,470 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:58:09,471 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:58:09,471 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:58:09,482 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:58:09,482 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:58:09" (1/1) ... [2024-11-13 21:58:09,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:58:09,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:09,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:58:09,554 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:58:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:58:09,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:09,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:09,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:09,561 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:09,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:58:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:10,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:11,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:58:11,345 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:11,504 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 21:58:11,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:58:12,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:12,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:58:12,739 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:58:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:58:12,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:12,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:12,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:12,743 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:12,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:58:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:15,201 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:16,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 1541 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-13 21:58:16,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:17,254 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 21:58:17,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:58:19,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:19,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 21:58:19,149 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 21:58:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:58:19,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:19,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:19,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:19,154 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:19,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e35e4506-7a44-4c57-a5a7-a740ee73eb9f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:58:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:23,302 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:24,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 2271 conjuncts, 195 conjuncts are in the unsatisfiable core [2024-11-13 21:58:24,648 INFO L278 TraceCheckSpWp]: Computing forward predicates...