./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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 5963c871d6c136110dcc88c8949de566dbe1e9259aea809264af87f26dad49d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:18:57,766 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:57,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:18:57,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:18:57,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:18:57,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:57,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:57,868 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:57,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:57,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:57,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:57,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:57,871 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:18:57,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:57,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:57,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:57,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:57,871 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:57,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:57,871 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:57,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:57,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:57,872 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:57,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:57,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:57,872 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:57,872 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:57,872 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:57,873 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:18:57,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:18:57,873 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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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 -> 5963c871d6c136110dcc88c8949de566dbe1e9259aea809264af87f26dad49d7 [2024-11-13 23:18:58,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:58,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:58,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:58,205 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:58,205 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:58,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c Unable to find full path for "g++" [2024-11-13 23:19:00,118 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:19:00,488 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:19:00,491 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c [2024-11-13 23:19:00,505 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/data/6f48eee78/6dbddae52a22417aa20e86abeae376ca/FLAG3df0dbc37 [2024-11-13 23:19:00,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/data/6f48eee78/6dbddae52a22417aa20e86abeae376ca [2024-11-13 23:19:00,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:19:00,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:19:00,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:00,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:19:00,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:19:00,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:00" (1/1) ... [2024-11-13 23:19:00,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15cdfa3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:00, skipping insertion in model container [2024-11-13 23:19:00,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:00" (1/1) ... [2024-11-13 23:19:00,755 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:19:00,952 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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c[1246,1259] [2024-11-13 23:19:01,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:01,046 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:19:01,059 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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c[1246,1259] [2024-11-13 23:19:01,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:01,135 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:19:01,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01 WrapperNode [2024-11-13 23:19:01,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:01,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:01,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:19:01,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:19:01,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,228 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 211 [2024-11-13 23:19:01,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:01,233 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:19:01,233 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:19:01,233 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:19:01,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,258 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,282 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:19:01,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:19:01,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:19:01,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:19:01,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:01" (1/1) ... [2024-11-13 23:19:01,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:19:01,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:19:01,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:19:01,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:19:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:19:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:19:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:19:01,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:19:01,472 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:19:01,474 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:19:01,955 INFO L? ?]: Removed 96 outVars from TransFormulas that were not future-live. [2024-11-13 23:19:01,956 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:19:02,257 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:19:02,258 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:19:02,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:02 BoogieIcfgContainer [2024-11-13 23:19:02,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:19:02,259 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:19:02,260 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:19:02,270 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:19:02,271 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:02" (1/1) ... [2024-11-13 23:19:02,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:19:02,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:02,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:19:02,335 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:19:02,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:19:02,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:02,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:19:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:19:02,604 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:19:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:19:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:19:02,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:19:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:19:02,974 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:19:03,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:19:03 ImpRootNode [2024-11-13 23:19:03,007 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:19:03,008 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:19:03,008 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:19:03,010 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:19:03,011 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:02" (3/4) ... [2024-11-13 23:19:03,013 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:19:03,014 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:19:03,018 INFO L158 Benchmark]: Toolchain (without parser) took 2298.48ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 68.5MB in the end (delta: 50.1MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2024-11-13 23:19:03,018 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:03,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.50ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 105.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:19:03,019 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.11ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 101.8MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:19:03,019 INFO L158 Benchmark]: Boogie Preprocessor took 69.55ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 100.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:03,020 INFO L158 Benchmark]: RCFGBuilder took 955.23ms. Allocated memory is still 142.6MB. Free memory was 99.8MB in the beginning and 99.2MB in the end (delta: 642.7kB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2024-11-13 23:19:03,021 INFO L158 Benchmark]: CodeCheck took 748.13ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 68.5MB in the end (delta: 30.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:19:03,021 INFO L158 Benchmark]: Witness Printer took 5.92ms. Allocated memory is still 142.6MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:03,026 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: 0.7s, 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: 0.0s SsaConstructionTime, 0.1s 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 bitwiseOr at line 79, overapproximation of bitwiseAnd at line 68, overapproximation of bitwiseAnd at line 41. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 32); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (32 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_3 var_7 = 0; [L33] const SORT_1 var_11 = 0; [L34] const SORT_3 var_24 = 1; [L36] SORT_1 input_2; [L37] SORT_3 input_4; [L38] SORT_1 input_5; [L39] SORT_1 input_6; [L41] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L41] SORT_3 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L42] EXPR __VERIFIER_nondet_uint() & mask_SORT_1 [L42] SORT_1 state_12 = __VERIFIER_nondet_uint() & mask_SORT_1; [L43] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L43] SORT_3 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L44] EXPR __VERIFIER_nondet_uint() & mask_SORT_1 [L44] SORT_1 state_17 = __VERIFIER_nondet_uint() & mask_SORT_1; [L46] SORT_3 init_9_arg_1 = var_7; [L47] state_8 = init_9_arg_1 [L48] SORT_1 init_13_arg_1 = var_11; [L49] state_12 = init_13_arg_1 [L50] SORT_3 init_15_arg_1 = var_7; [L51] state_14 = init_15_arg_1 [L52] SORT_1 init_18_arg_1 = var_11; [L53] state_17 = init_18_arg_1 VAL [mask_SORT_1=-1, mask_SORT_3=1, state_12=0, state_14=0, state_17=0, state_8=0, var_11=0, var_24=1, var_7=0] [L56] input_2 = __VERIFIER_nondet_uint() [L57] input_4 = __VERIFIER_nondet_uchar() [L58] input_5 = __VERIFIER_nondet_uint() [L59] input_6 = __VERIFIER_nondet_uint() [L62] SORT_3 var_10_arg_0 = state_8; [L63] SORT_3 var_10 = ~var_10_arg_0; [L64] SORT_3 var_16_arg_0 = state_14; [L65] SORT_1 var_16_arg_1 = state_12; [L66] SORT_1 var_16_arg_2 = input_2; [L67] SORT_1 var_16 = var_16_arg_0 ? var_16_arg_1 : var_16_arg_2; [L68] EXPR var_16 & mask_SORT_1 [L68] var_16 = var_16 & mask_SORT_1 [L69] SORT_3 var_19_arg_0 = state_14; [L70] SORT_1 var_19_arg_1 = state_17; [L71] SORT_1 var_19_arg_2 = input_2; [L72] SORT_1 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L73] EXPR var_19 & mask_SORT_1 [L73] var_19 = var_19 & mask_SORT_1 [L74] SORT_1 var_20_arg_0 = var_16; [L75] SORT_1 var_20_arg_1 = var_19; [L76] SORT_3 var_20 = var_20_arg_0 == var_20_arg_1; [L77] SORT_3 var_21_arg_0 = var_10; [L78] SORT_3 var_21_arg_1 = var_20; [L79] EXPR var_21_arg_0 | var_21_arg_1 [L79] SORT_3 var_21 = var_21_arg_0 | var_21_arg_1; [L80] SORT_3 var_25_arg_0 = var_21; [L81] SORT_3 var_25 = ~var_25_arg_0; [L82] SORT_3 var_26_arg_0 = var_24; [L83] SORT_3 var_26_arg_1 = var_25; [L84] EXPR var_26_arg_0 & var_26_arg_1 [L84] SORT_3 var_26 = var_26_arg_0 & var_26_arg_1; [L85] EXPR var_26 & mask_SORT_3 [L85] var_26 = var_26 & mask_SORT_3 [L86] SORT_3 bad_27_arg_0 = var_26; [L87] CALL __VERIFIER_assert(!(bad_27_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 0.43ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.50ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 105.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.11ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 101.8MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.55ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 100.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 955.23ms. Allocated memory is still 142.6MB. Free memory was 99.8MB in the beginning and 99.2MB in the end (delta: 642.7kB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * CodeCheck took 748.13ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 68.5MB in the end (delta: 30.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 5.92ms. Allocated memory is still 142.6MB. Free memory is still 68.5MB. 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 23:19:03,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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 5963c871d6c136110dcc88c8949de566dbe1e9259aea809264af87f26dad49d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:19:05,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:19:05,899 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:19:05,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:19:05,937 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:19:05,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:19:05,937 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:19:05,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:19:05,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:19:05,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:19:05,938 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:19:05,938 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:19:05,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:19:05,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:19:05,938 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:19:05,938 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:19:05,938 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:19:05,939 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:19:05,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:19:05,939 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:19:05,939 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:19:05,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:19:05,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:19:05,939 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:05,942 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:19:05,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:19:05,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:19:05,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:19:05,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:19:05,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:19:05,943 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:19:05,943 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:05,943 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:19:05,943 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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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 -> 5963c871d6c136110dcc88c8949de566dbe1e9259aea809264af87f26dad49d7 [2024-11-13 23:19:06,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:19:06,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:19:06,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:19:06,311 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:19:06,311 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:19:06,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c Unable to find full path for "g++" [2024-11-13 23:19:08,301 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:19:08,569 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:19:08,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c [2024-11-13 23:19:08,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/data/c525b885f/ed56c9ca5ea44fdd8bba1106ddebeef4/FLAG9d1fac007 [2024-11-13 23:19:08,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/data/c525b885f/ed56c9ca5ea44fdd8bba1106ddebeef4 [2024-11-13 23:19:08,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:19:08,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:19:08,621 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:08,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:19:08,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:19:08,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:08,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f9e6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08, skipping insertion in model container [2024-11-13 23:19:08,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:08,650 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:19:08,833 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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c[1246,1259] [2024-11-13 23:19:08,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:08,914 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:19:08,923 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_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal181.c[1246,1259] [2024-11-13 23:19:08,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:19:08,964 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:19:08,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08 WrapperNode [2024-11-13 23:19:08,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:19:08,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:08,967 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:19:08,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:19:08,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:08,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,014 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 123 [2024-11-13 23:19:09,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:19:09,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:19:09,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:19:09,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:19:09,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:19:09,060 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:19:09,060 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:19:09,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:19:09,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:08" (1/1) ... [2024-11-13 23:19:09,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:19:09,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:19:09,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:19:09,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:19:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:19:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:19:09,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:19:09,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:19:09,257 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:19:09,259 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:19:09,511 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-11-13 23:19:09,512 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:19:09,573 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:19:09,575 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:19:09,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:09 BoogieIcfgContainer [2024-11-13 23:19:09,575 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:19:09,576 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:19:09,578 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:19:09,593 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:19:09,593 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:09" (1/1) ... [2024-11-13 23:19:09,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:19:09,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:19:09,674 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:19:09,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:19:09,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:09,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:09,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:09,681 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:09,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:19:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:09,884 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:09,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 23:19:09,935 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:10,126 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 23:19:10,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:19:10,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 23:19:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 23:19:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:19:10,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:10,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:10,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:10,226 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:10,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:19:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:10,446 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:10,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 23:19:10,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:10,953 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 23:19:10,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:19:11,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:11,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 23:19:11,591 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 23:19:11,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:19:11,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:11,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:11,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:11,598 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:11,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:19:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:11,823 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:12,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 23:19:12,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:19:12,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:19:14,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:14,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2024-11-13 23:19:14,454 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2024-11-13 23:19:14,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:19:14,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:14,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:14,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:14,457 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:14,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:19:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:14,726 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:14,839 INFO L255 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 23:19:14,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:15,135 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:19:15,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:19:15,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:15,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-13 23:19:15,532 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-11-13 23:19:15,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:19:15,533 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 23:19:15,544 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:19:15,988 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 23:19:15,989 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 23:19:15,989 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse1 (= (_ bv0 32) (bvadd (_ bv1 32) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (.cse2 (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|)) (.cse4 (= (_ bv1 8) |ULTIMATE.start_main_~var_24~0#1|))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= (_ bv1 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3 .cse4))) [2024-11-13 23:19:15,989 INFO L77 FloydHoareUtils]: At program point L54-1(lines 54 126) the Hoare annotation is: (let ((.cse0 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse1 (= (_ bv0 32) (bvadd (_ bv1 32) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (.cse2 (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~state_8~0#1|)) (.cse4 (= (_ bv1 8) |ULTIMATE.start_main_~var_24~0#1|))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 8) |ULTIMATE.start_main_~state_14~0#1|) .cse3 (= |ULTIMATE.start_main_~state_17~0#1| |ULTIMATE.start_main_~state_12~0#1|) .cse4) (and .cse0 .cse1 .cse2 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 8) |ULTIMATE.start_main_~state_14~0#1|) .cse4))) [2024-11-13 23:19:15,989 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 23:19:15,990 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse1 (= (_ bv0 32) (bvadd (_ bv1 32) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (.cse2 (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~var_24~0#1|))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3) (and .cse0 .cse1 .cse2 (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) .cse3))) [2024-11-13 23:19:15,990 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:19:16,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:19:16 ImpRootNode [2024-11-13 23:19:16,008 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:19:16,013 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:19:16,013 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:19:16,013 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:19:16,014 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:09" (3/4) ... [2024-11-13 23:19:16,016 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:19:16,023 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 23:19:16,023 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 23:19:16,024 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:19:16,024 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:19:16,061 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:19:16,065 INFO L158 Benchmark]: Toolchain (without parser) took 7447.69ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 60.4MB in the beginning and 40.3MB in the end (delta: 20.1MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-11-13 23:19:16,065 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 35.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:16,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.82ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 47.1MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:19:16,066 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.54ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 45.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:19:16,066 INFO L158 Benchmark]: Boogie Preprocessor took 44.57ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 44.6MB in the end (delta: 946.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:16,066 INFO L158 Benchmark]: RCFGBuilder took 515.49ms. Allocated memory is still 83.9MB. Free memory was 44.3MB in the beginning and 27.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:19:16,069 INFO L158 Benchmark]: CodeCheck took 6431.80ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 27.6MB in the beginning and 42.7MB in the end (delta: -15.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:19:16,069 INFO L158 Benchmark]: Witness Printer took 51.38ms. Allocated memory is still 100.7MB. Free memory was 42.7MB in the beginning and 40.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:19:16,070 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: 5.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 218 IncrementalHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 4 mSDtfsCounter, 218 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 338 GetRequests, 275 SyntacticMatches, 9 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1008 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 374 SizeOfPredicates, 19 NumberOfNonLiveVariables, 362 ConjunctsInSsa, 104 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 9/24 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((1 == mask_SORT_3) && (0 == ((1 + mask_SORT_1) % 4294967296))) && (0 == var_7)) && (1 == state_14)) && (1 == state_8)) && (state_17 == state_12)) && (1 == var_24)) || (((((1 == mask_SORT_3) && (0 == ((1 + mask_SORT_1) % 4294967296))) && (0 == var_7)) && (0 == state_8)) && (1 == var_24))) || ((((((1 == mask_SORT_3) && (0 == ((1 + mask_SORT_1) % 4294967296))) && (0 == var_7)) && (1 == state_8)) && (0 == state_14)) && (1 == var_24))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 35.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.82ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 47.1MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.54ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 45.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.57ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 44.6MB in the end (delta: 946.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 515.49ms. Allocated memory is still 83.9MB. Free memory was 44.3MB in the beginning and 27.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 6431.80ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 27.6MB in the beginning and 42.7MB in the end (delta: -15.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 51.38ms. Allocated memory is still 100.7MB. Free memory was 42.7MB in the beginning and 40.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:19:16,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4341b77f-6b6a-4b39-9ce6-562bd4f73cc8/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null