./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.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_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/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_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/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_6d89acb1-2189-4dbf-9831-95b6df972efa/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 b76d2881c41003f93f721006cc28cb9b8714f74ae87f333cca78ffb32dd54987 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:56:39,192 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:56:39,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:56:39,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:56:39,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:56:39,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:56:39,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:56:39,338 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:56:39,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:56:39,339 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:56:39,339 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:56:39,339 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:56:39,339 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:56:39,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:56:39,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:56:39,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:56:39,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:56:39,342 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:56:39,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:56:39,343 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:56:39,343 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:56:39,343 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:56:39,343 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:56:39,344 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:56:39,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:56:39,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:56:39,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:56:39,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:56:39,344 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:56:39,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:56:39,344 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_6d89acb1-2189-4dbf-9831-95b6df972efa/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 -> b76d2881c41003f93f721006cc28cb9b8714f74ae87f333cca78ffb32dd54987 [2024-11-13 20:56:39,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:56:39,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:56:39,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:56:39,722 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:56:39,723 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:56:39,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:56:41,590 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:56:42,056 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:56:42,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c [2024-11-13 20:56:42,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/data/6f451f257/3c9adb069b5a4a6c81d9fbe7332302a6/FLAG1da7353ad [2024-11-13 20:56:42,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/data/6f451f257/3c9adb069b5a4a6c81d9fbe7332302a6 [2024-11-13 20:56:42,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:56:42,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:56:42,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:56:42,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:56:42,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:56:42,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:56:42" (1/1) ... [2024-11-13 20:56:42,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70466c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:42, skipping insertion in model container [2024-11-13 20:56:42,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:56:42" (1/1) ... [2024-11-13 20:56:42,201 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:56:42,408 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_6d89acb1-2189-4dbf-9831-95b6df972efa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c[1171,1184] [2024-11-13 20:56:42,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:56:42,981 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:56:42,992 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_6d89acb1-2189-4dbf-9831-95b6df972efa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c[1171,1184] [2024-11-13 20:56:43,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:56:43,281 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:56:43,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43 WrapperNode [2024-11-13 20:56:43,283 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:56:43,284 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:56:43,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:56:43,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:56:43,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:43,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:44,606 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8478 [2024-11-13 20:56:44,607 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:56:44,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:56:44,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:56:44,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:56:44,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:44,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:44,956 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:44,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:45,471 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:45,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:45,668 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:45,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:45,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:56:45,895 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:56:45,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:56:45,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:56:45,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:56:43" (1/1) ... [2024-11-13 20:56:45,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:56:45,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:56:45,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:56:45,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:56:45,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:56:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:56:45,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:56:45,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:56:46,550 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:56:46,552 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:56:58,820 INFO L? ?]: Removed 4619 outVars from TransFormulas that were not future-live. [2024-11-13 20:56:58,821 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:57:15,839 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:57:15,840 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:57:15,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:57:15 BoogieIcfgContainer [2024-11-13 20:57:15,841 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:57:15,842 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:57:15,842 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:57:15,853 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:57:15,853 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:57:15" (1/1) ... [2024-11-13 20:57:15,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:57:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:15,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:57:15,925 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:57:15,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:57:15,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:15,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:57:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:57:16,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:57:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:57:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:57:18,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:57:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:57:19,157 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:57:19,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:57:19 ImpRootNode [2024-11-13 20:57:19,214 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:57:19,215 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:57:19,215 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:57:19,215 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:57:19,216 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:57:15" (3/4) ... [2024-11-13 20:57:19,218 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:57:19,220 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:57:19,225 INFO L158 Benchmark]: Toolchain (without parser) took 37107.28ms. Allocated memory was 117.4MB in the beginning and 7.8GB in the end (delta: 7.7GB). Free memory was 91.4MB in the beginning and 7.0GB in the end (delta: -6.9GB). Peak memory consumption was 739.8MB. Max. memory is 16.1GB. [2024-11-13 20:57:19,225 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:57:19,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1168.12ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 50.0MB in the end (delta: 41.4MB). Peak memory consumption was 93.8MB. Max. memory is 16.1GB. [2024-11-13 20:57:19,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 1323.17ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 50.0MB in the beginning and 72.0MB in the end (delta: -22.0MB). Peak memory consumption was 191.5MB. Max. memory is 16.1GB. [2024-11-13 20:57:19,227 INFO L158 Benchmark]: Boogie Preprocessor took 1286.32ms. Allocated memory was 251.7MB in the beginning and 981.5MB in the end (delta: 729.8MB). Free memory was 72.0MB in the beginning and 743.3MB in the end (delta: -671.3MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2024-11-13 20:57:19,231 INFO L158 Benchmark]: RCFGBuilder took 29945.47ms. Allocated memory was 981.5MB in the beginning and 7.8GB in the end (delta: 6.8GB). Free memory was 743.3MB in the beginning and 7.2GB in the end (delta: -6.5GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-11-13 20:57:19,232 INFO L158 Benchmark]: CodeCheck took 3372.30ms. Allocated memory is still 7.8GB. Free memory was 7.2GB in the beginning and 7.0GB in the end (delta: 214.3MB). Peak memory consumption was 218.1MB. Max. memory is 16.1GB. [2024-11-13 20:57:19,232 INFO L158 Benchmark]: Witness Printer took 5.75ms. Allocated memory is still 7.8GB. Free memory was 7.0GB in the beginning and 7.0GB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:57:19,235 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 198, overapproximation of bitwiseAnd at line 95. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_30 = 0; [L40] const SORT_4 var_73 = 1; [L41] const SORT_4 var_74 = 0; [L42] const SORT_2 var_86 = 2; [L43] const SORT_2 var_88 = 1; [L44] const SORT_2 var_90 = 0; [L45] const SORT_2 var_137 = 255; [L46] const SORT_2 var_144 = 24; [L47] const SORT_2 var_151 = 14; [L48] const SORT_2 var_158 = 6; [L49] const SORT_3 var_315 = 0; [L50] const SORT_4 var_317 = 24; [L51] const SORT_4 var_339 = 14; [L52] const SORT_4 var_361 = 6; [L54] SORT_1 input_85; [L55] SORT_1 input_87; [L56] SORT_1 input_89; [L57] SORT_1 input_91; [L58] SORT_1 input_97; [L59] SORT_1 input_100; [L60] SORT_1 input_101; [L61] SORT_1 input_102; [L62] SORT_1 input_103; [L63] SORT_1 input_109; [L64] SORT_1 input_112; [L65] SORT_1 input_113; [L66] SORT_1 input_114; [L67] SORT_1 input_115; [L68] SORT_1 input_121; [L69] SORT_1 input_124; [L70] SORT_1 input_125; [L71] SORT_1 input_126; [L72] SORT_1 input_127; [L73] SORT_1 input_133; [L74] SORT_1 input_136; [L75] SORT_1 input_143; [L76] SORT_1 input_150; [L77] SORT_1 input_157; [L78] SORT_1 input_164; [L79] SORT_1 input_172; [L80] SORT_1 input_174; [L81] SORT_1 input_186; [L82] SORT_1 input_194; [L83] SORT_1 input_196; [L84] SORT_1 input_208; [L85] SORT_1 input_216; [L86] SORT_1 input_218; [L87] SORT_1 input_230; [L88] SORT_1 input_238; [L89] SORT_1 input_240; [L90] SORT_1 input_252; [L91] SORT_1 input_267; [L92] SORT_1 input_282; [L93] SORT_1 input_297; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L95] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L96] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L97] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L98] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L99] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L100] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L101] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L102] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L103] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L104] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L105] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L106] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L107] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L108] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L109] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L110] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L111] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L112] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L113] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L114] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L115] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L116] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L117] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L118] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L119] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L120] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L121] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L122] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L123] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L124] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L125] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L126] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L127] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] SORT_2 init_7_arg_1 = var_5; [L130] state_6 = init_7_arg_1 [L131] SORT_2 init_9_arg_1 = var_5; [L132] state_8 = init_9_arg_1 [L133] SORT_2 init_11_arg_1 = var_5; [L134] state_10 = init_11_arg_1 [L135] SORT_2 init_13_arg_1 = var_5; [L136] state_12 = init_13_arg_1 [L137] SORT_2 init_15_arg_1 = var_5; [L138] state_14 = init_15_arg_1 [L139] SORT_2 init_17_arg_1 = var_5; [L140] state_16 = init_17_arg_1 [L141] SORT_2 init_19_arg_1 = var_5; [L142] state_18 = init_19_arg_1 [L143] SORT_2 init_21_arg_1 = var_5; [L144] state_20 = init_21_arg_1 [L145] SORT_2 init_23_arg_1 = var_5; [L146] state_22 = init_23_arg_1 [L147] SORT_2 init_25_arg_1 = var_5; [L148] state_24 = init_25_arg_1 [L149] SORT_2 init_27_arg_1 = var_5; [L150] state_26 = init_27_arg_1 [L151] SORT_2 init_29_arg_1 = var_5; [L152] state_28 = init_29_arg_1 [L153] SORT_1 init_32_arg_1 = var_30; [L154] state_31 = init_32_arg_1 [L155] SORT_1 init_34_arg_1 = var_30; [L156] state_33 = init_34_arg_1 [L157] SORT_1 init_36_arg_1 = var_30; [L158] state_35 = init_36_arg_1 [L159] SORT_1 init_38_arg_1 = var_30; [L160] state_37 = init_38_arg_1 [L161] SORT_1 init_40_arg_1 = var_30; [L162] state_39 = init_40_arg_1 [L163] SORT_1 init_42_arg_1 = var_30; [L164] state_41 = init_42_arg_1 [L165] SORT_1 init_44_arg_1 = var_30; [L166] state_43 = init_44_arg_1 [L167] SORT_1 init_46_arg_1 = var_30; [L168] state_45 = init_46_arg_1 [L169] SORT_1 init_48_arg_1 = var_30; [L170] state_47 = init_48_arg_1 [L171] SORT_1 init_50_arg_1 = var_30; [L172] state_49 = init_50_arg_1 [L173] SORT_1 init_52_arg_1 = var_30; [L174] state_51 = init_52_arg_1 [L175] SORT_1 init_54_arg_1 = var_30; [L176] state_53 = init_54_arg_1 [L177] SORT_1 init_56_arg_1 = var_30; [L178] state_55 = init_56_arg_1 [L179] SORT_1 init_58_arg_1 = var_30; [L180] state_57 = init_58_arg_1 [L181] SORT_1 init_60_arg_1 = var_30; [L182] state_59 = init_60_arg_1 [L183] SORT_1 init_62_arg_1 = var_30; [L184] state_61 = init_62_arg_1 [L185] SORT_1 init_64_arg_1 = var_30; [L186] state_63 = init_64_arg_1 [L187] SORT_1 init_66_arg_1 = var_30; [L188] state_65 = init_66_arg_1 [L189] SORT_1 init_68_arg_1 = var_30; [L190] state_67 = init_68_arg_1 [L191] SORT_1 init_70_arg_1 = var_30; [L192] state_69 = init_70_arg_1 [L193] SORT_1 init_72_arg_1 = var_30; [L194] state_71 = init_72_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_8=0, var_137=255, var_144=24, var_151=14, var_158=6, var_315=0, var_317=24, var_339=14, var_361=6, var_73=1, var_74=0, var_86=2, var_88=1, var_90=0] [L197] input_85 = __VERIFIER_nondet_uchar() [L198] EXPR input_85 & mask_SORT_1 [L198] input_85 = input_85 & mask_SORT_1 [L199] input_87 = __VERIFIER_nondet_uchar() [L200] EXPR input_87 & mask_SORT_1 [L200] input_87 = input_87 & mask_SORT_1 [L201] input_89 = __VERIFIER_nondet_uchar() [L202] EXPR input_89 & mask_SORT_1 [L202] input_89 = input_89 & mask_SORT_1 [L203] input_91 = __VERIFIER_nondet_uchar() [L204] EXPR input_91 & mask_SORT_1 [L204] input_91 = input_91 & mask_SORT_1 [L205] input_97 = __VERIFIER_nondet_uchar() [L206] EXPR input_97 & mask_SORT_1 [L206] input_97 = input_97 & mask_SORT_1 [L207] input_100 = __VERIFIER_nondet_uchar() [L208] EXPR input_100 & mask_SORT_1 [L208] input_100 = input_100 & mask_SORT_1 [L209] input_101 = __VERIFIER_nondet_uchar() [L210] EXPR input_101 & mask_SORT_1 [L210] input_101 = input_101 & mask_SORT_1 [L211] input_102 = __VERIFIER_nondet_uchar() [L212] EXPR input_102 & mask_SORT_1 [L212] input_102 = input_102 & mask_SORT_1 [L213] input_103 = __VERIFIER_nondet_uchar() [L214] EXPR input_103 & mask_SORT_1 [L214] input_103 = input_103 & mask_SORT_1 [L215] input_109 = __VERIFIER_nondet_uchar() [L216] EXPR input_109 & mask_SORT_1 [L216] input_109 = input_109 & mask_SORT_1 [L217] input_112 = __VERIFIER_nondet_uchar() [L218] EXPR input_112 & mask_SORT_1 [L218] input_112 = input_112 & mask_SORT_1 [L219] input_113 = __VERIFIER_nondet_uchar() [L220] EXPR input_113 & mask_SORT_1 [L220] input_113 = input_113 & mask_SORT_1 [L221] input_114 = __VERIFIER_nondet_uchar() [L222] EXPR input_114 & mask_SORT_1 [L222] input_114 = input_114 & mask_SORT_1 [L223] input_115 = __VERIFIER_nondet_uchar() [L224] EXPR input_115 & mask_SORT_1 [L224] input_115 = input_115 & mask_SORT_1 [L225] input_121 = __VERIFIER_nondet_uchar() [L226] EXPR input_121 & mask_SORT_1 [L226] input_121 = input_121 & mask_SORT_1 [L227] input_124 = __VERIFIER_nondet_uchar() [L228] EXPR input_124 & mask_SORT_1 [L228] input_124 = input_124 & mask_SORT_1 [L229] input_125 = __VERIFIER_nondet_uchar() [L230] EXPR input_125 & mask_SORT_1 [L230] input_125 = input_125 & mask_SORT_1 [L231] input_126 = __VERIFIER_nondet_uchar() [L232] EXPR input_126 & mask_SORT_1 [L232] input_126 = input_126 & mask_SORT_1 [L233] input_127 = __VERIFIER_nondet_uchar() [L234] EXPR input_127 & mask_SORT_1 [L234] input_127 = input_127 & mask_SORT_1 [L235] input_133 = __VERIFIER_nondet_uchar() [L236] EXPR input_133 & mask_SORT_1 [L236] input_133 = input_133 & mask_SORT_1 [L237] input_136 = __VERIFIER_nondet_uchar() [L238] EXPR input_136 & mask_SORT_1 [L238] input_136 = input_136 & mask_SORT_1 [L239] input_143 = __VERIFIER_nondet_uchar() [L240] EXPR input_143 & mask_SORT_1 [L240] input_143 = input_143 & mask_SORT_1 [L241] input_150 = __VERIFIER_nondet_uchar() [L242] EXPR input_150 & mask_SORT_1 [L242] input_150 = input_150 & mask_SORT_1 [L243] input_157 = __VERIFIER_nondet_uchar() [L244] EXPR input_157 & mask_SORT_1 [L244] input_157 = input_157 & mask_SORT_1 [L245] input_164 = __VERIFIER_nondet_uchar() [L246] input_172 = __VERIFIER_nondet_uchar() [L247] input_174 = __VERIFIER_nondet_uchar() [L248] input_186 = __VERIFIER_nondet_uchar() [L249] input_194 = __VERIFIER_nondet_uchar() [L250] input_196 = __VERIFIER_nondet_uchar() [L251] input_208 = __VERIFIER_nondet_uchar() [L252] input_216 = __VERIFIER_nondet_uchar() [L253] input_218 = __VERIFIER_nondet_uchar() [L254] input_230 = __VERIFIER_nondet_uchar() [L255] input_238 = __VERIFIER_nondet_uchar() [L256] input_240 = __VERIFIER_nondet_uchar() [L257] input_252 = __VERIFIER_nondet_uchar() [L258] input_267 = __VERIFIER_nondet_uchar() [L259] input_282 = __VERIFIER_nondet_uchar() [L260] input_297 = __VERIFIER_nondet_uchar() [L263] SORT_1 var_75_arg_0 = ~state_33; [L264] EXPR var_75_arg_0 & mask_SORT_1 [L264] var_75_arg_0 = var_75_arg_0 & mask_SORT_1 [L265] SORT_4 var_75_arg_1 = var_73; [L266] SORT_4 var_75_arg_2 = var_74; [L267] SORT_4 var_75 = var_75_arg_0 ? var_75_arg_1 : var_75_arg_2; [L268] SORT_1 var_76_arg_0 = state_39; [L269] SORT_4 var_76_arg_1 = var_73; [L270] SORT_4 var_76_arg_2 = var_74; [L271] SORT_4 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L272] SORT_4 var_77_arg_0 = var_75; [L273] SORT_4 var_77_arg_1 = var_76; [L274] SORT_4 var_77 = var_77_arg_0 + var_77_arg_1; [L275] SORT_1 var_78_arg_0 = state_45; [L276] SORT_4 var_78_arg_1 = var_73; [L277] SORT_4 var_78_arg_2 = var_74; [L278] SORT_4 var_78 = var_78_arg_0 ? var_78_arg_1 : var_78_arg_2; [L279] SORT_4 var_79_arg_0 = var_77; [L280] SORT_4 var_79_arg_1 = var_78; [L281] SORT_4 var_79 = var_79_arg_0 + var_79_arg_1; [L282] SORT_1 var_80_arg_0 = state_51; [L283] SORT_4 var_80_arg_1 = var_73; [L284] SORT_4 var_80_arg_2 = var_74; [L285] SORT_4 var_80 = var_80_arg_0 ? var_80_arg_1 : var_80_arg_2; [L286] SORT_4 var_81_arg_0 = var_79; [L287] SORT_4 var_81_arg_1 = var_80; [L288] SORT_4 var_81 = var_81_arg_0 + var_81_arg_1; [L289] EXPR var_81 & mask_SORT_4 [L289] var_81 = var_81 & mask_SORT_4 [L290] SORT_4 var_82_arg_0 = var_81; [L291] SORT_4 var_82_arg_1 = var_73; [L292] SORT_1 var_82 = var_82_arg_0 <= var_82_arg_1; [L293] SORT_1 var_83_arg_0 = ~state_71; [L294] EXPR var_83_arg_0 & mask_SORT_1 [L294] var_83_arg_0 = var_83_arg_0 & mask_SORT_1 [L295] SORT_1 var_83_arg_1 = ~var_82; [L296] EXPR var_83_arg_1 & mask_SORT_1 [L296] var_83_arg_1 = var_83_arg_1 & mask_SORT_1 [L297] EXPR var_83_arg_0 & var_83_arg_1 [L297] SORT_1 var_83 = var_83_arg_0 & var_83_arg_1; [L298] EXPR var_83 & mask_SORT_1 [L298] var_83 = var_83 & mask_SORT_1 [L299] SORT_1 bad_84_arg_0 = var_83; [L300] CALL __VERIFIER_assert(!(bad_84_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1168.12ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 50.0MB in the end (delta: 41.4MB). Peak memory consumption was 93.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1323.17ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 50.0MB in the beginning and 72.0MB in the end (delta: -22.0MB). Peak memory consumption was 191.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1286.32ms. Allocated memory was 251.7MB in the beginning and 981.5MB in the end (delta: 729.8MB). Free memory was 72.0MB in the beginning and 743.3MB in the end (delta: -671.3MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. * RCFGBuilder took 29945.47ms. Allocated memory was 981.5MB in the beginning and 7.8GB in the end (delta: 6.8GB). Free memory was 743.3MB in the beginning and 7.2GB in the end (delta: -6.5GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * CodeCheck took 3372.30ms. Allocated memory is still 7.8GB. Free memory was 7.2GB in the beginning and 7.0GB in the end (delta: 214.3MB). Peak memory consumption was 218.1MB. Max. memory is 16.1GB. * Witness Printer took 5.75ms. Allocated memory is still 7.8GB. Free memory was 7.0GB in the beginning and 7.0GB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:57:19,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/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_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/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_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/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_6d89acb1-2189-4dbf-9831-95b6df972efa/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 b76d2881c41003f93f721006cc28cb9b8714f74ae87f333cca78ffb32dd54987 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:57:21,881 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:57:21,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 20:57:22,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:57:22,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:57:22,036 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:57:22,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:57:22,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:57:22,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:57:22,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:57:22,041 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:57:22,041 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:57:22,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:57:22,041 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:57:22,041 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:57:22,041 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:57:22,042 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:57:22,042 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:57:22,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:57:22,042 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:57:22,042 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:57:22,042 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:57:22,042 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:57:22,042 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:22,042 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:57:22,042 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:57:22,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:57:22,043 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:57:22,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:57:22,043 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:57:22,043 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:57:22,043 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:22,043 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:57:22,043 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_6d89acb1-2189-4dbf-9831-95b6df972efa/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 -> b76d2881c41003f93f721006cc28cb9b8714f74ae87f333cca78ffb32dd54987 [2024-11-13 20:57:22,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:57:22,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:57:22,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:57:22,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:57:22,380 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:57:22,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:57:24,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:57:24,831 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:57:24,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c [2024-11-13 20:57:24,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/data/750e7c558/0ccfb8f6e8284b7488c16f338a644ed8/FLAG3eb65162a [2024-11-13 20:57:24,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/data/750e7c558/0ccfb8f6e8284b7488c16f338a644ed8 [2024-11-13 20:57:24,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:57:24,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:57:24,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:57:24,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:57:24,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:57:24,902 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:57:24" (1/1) ... [2024-11-13 20:57:24,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f10d05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:24, skipping insertion in model container [2024-11-13 20:57:24,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:57:24" (1/1) ... [2024-11-13 20:57:24,993 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:57:25,192 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_6d89acb1-2189-4dbf-9831-95b6df972efa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c[1171,1184] [2024-11-13 20:57:25,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:57:25,628 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:57:25,638 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_6d89acb1-2189-4dbf-9831-95b6df972efa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.3.prop1-func-interl.c[1171,1184] [2024-11-13 20:57:25,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:57:25,847 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:57:25,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25 WrapperNode [2024-11-13 20:57:25,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:57:25,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:57:25,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:57:25,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:57:25,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:25,908 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,025 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2374 [2024-11-13 20:57:26,026 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:57:26,026 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:57:26,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:57:26,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:57:26,091 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,189 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:57:26,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:57:26,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:57:26,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:57:26,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:57:25" (1/1) ... [2024-11-13 20:57:26,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:57:26,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:57:26,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:57:26,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:57:26,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:57:26,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:57:26,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:57:26,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:57:26,880 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:57:26,882 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:57:30,123 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-13 20:57:30,123 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:57:30,225 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:57:30,225 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:57:30,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:57:30 BoogieIcfgContainer [2024-11-13 20:57:30,226 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:57:30,227 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:57:30,227 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:57:30,237 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:57:30,238 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:57:30" (1/1) ... [2024-11-13 20:57:30,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:57:30,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:30,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:57:30,303 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:57:30,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:57:30,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:30,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:30,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:30,312 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:30,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:57:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:31,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:31,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 20:57:31,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:31,791 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 20:57:31,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:57:32,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 20:57:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 20:57:32,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:57:32,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:32,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:32,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:32,060 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:32,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89acb1-2189-4dbf-9831-95b6df972efa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:57:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:33,383 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:33,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 20:57:33,845 INFO L278 TraceCheckSpWp]: Computing forward predicates...