./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.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_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/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_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/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_b26f2439-f51b-4878-a951-3c3735174f5e/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 5a1c69a049a9608f95ac90730c4f7554434241d21538bbd7cbbae38e9a8e04bb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:35:25,346 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:35:25,408 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:35:25,412 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:35:25,413 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:35:25,440 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:35:25,441 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:35:25,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:35:25,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:35:25,444 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:35:25,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:35:25,445 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:35:25,445 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:35:25,445 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:35:25,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:35:25,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:35:25,446 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:35:25,446 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:35:25,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:35:25,446 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:35:25,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:35:25,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:35:25,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:35:25,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:35:25,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:25,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:35:25,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:35:25,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:35:25,447 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:35:25,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:35:25,447 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_b26f2439-f51b-4878-a951-3c3735174f5e/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 -> 5a1c69a049a9608f95ac90730c4f7554434241d21538bbd7cbbae38e9a8e04bb [2024-11-13 22:35:25,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:35:25,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:35:25,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:35:25,776 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:35:25,776 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:35:25,777 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c Unable to find full path for "g++" [2024-11-13 22:35:27,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:35:27,935 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:35:27,936 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c [2024-11-13 22:35:27,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/data/6c91fe769/ce272d03014544d795b74ac043da0068/FLAG8b12aeacf [2024-11-13 22:35:27,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/data/6c91fe769/ce272d03014544d795b74ac043da0068 [2024-11-13 22:35:27,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:35:27,965 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:35:27,967 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:27,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:35:27,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:35:27,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a0e16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27, skipping insertion in model container [2024-11-13 22:35:27,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:28,004 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:35:28,206 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_b26f2439-f51b-4878-a951-3c3735174f5e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c[1248,1261] [2024-11-13 22:35:28,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:28,266 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:35:28,278 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_b26f2439-f51b-4878-a951-3c3735174f5e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c[1248,1261] [2024-11-13 22:35:28,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:28,321 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:35:28,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28 WrapperNode [2024-11-13 22:35:28,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:28,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:28,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:35:28,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:35:28,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,376 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 213 [2024-11-13 22:35:28,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:28,377 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:35:28,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:35:28,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:35:28,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,389 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:35:28,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:35:28,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:35:28,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:35:28,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:28" (1/1) ... [2024-11-13 22:35:28,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:28,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:35:28,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:35:28,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:35:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:35:28,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:35:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:35:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:35:28,621 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:35:28,623 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:35:29,193 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-11-13 22:35:29,193 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:35:29,526 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:35:29,527 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:35:29,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:29 BoogieIcfgContainer [2024-11-13 22:35:29,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:35:29,529 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:35:29,529 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:35:29,541 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:35:29,541 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:29" (1/1) ... [2024-11-13 22:35:29,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:35:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:29,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:35:29,625 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:35:29,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:35:29,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:29,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:35:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:35:29,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:35:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:35:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:35:30,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:35:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:35:30,380 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:35:30,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:35:30 ImpRootNode [2024-11-13 22:35:30,420 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:35:30,423 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:35:30,423 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:35:30,424 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:35:30,424 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:29" (3/4) ... [2024-11-13 22:35:30,428 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:35:30,429 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:35:30,430 INFO L158 Benchmark]: Toolchain (without parser) took 2464.51ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 35.9MB in the end (delta: 56.8MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2024-11-13 22:35:30,432 INFO L158 Benchmark]: CDTParser took 1.42ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:30,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.90ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 80.1MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:35:30,434 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.72ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 77.2MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:35:30,434 INFO L158 Benchmark]: Boogie Preprocessor took 38.62ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 75.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:30,438 INFO L158 Benchmark]: RCFGBuilder took 1112.06ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 66.8MB in the end (delta: 8.9MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2024-11-13 22:35:30,439 INFO L158 Benchmark]: CodeCheck took 891.20ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 36.5MB in the end (delta: 30.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:35:30,439 INFO L158 Benchmark]: Witness Printer took 5.74ms. Allocated memory is still 117.4MB. Free memory was 36.5MB in the beginning and 35.9MB in the end (delta: 537.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:30,441 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: 0.8s, 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 78, overapproximation of bitwiseAnd at line 41, overapproximation of bitwiseAnd at line 69. 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_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 1); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (1 - 1); [L32] const SORT_1 var_8 = 0; [L33] const SORT_4 var_21 = 1; [L35] SORT_1 input_2; [L36] SORT_1 input_3; [L37] SORT_4 input_5; [L38] SORT_1 input_6; [L39] SORT_4 input_7; [L41] EXPR __VERIFIER_nondet_uint() & mask_SORT_1 [L41] SORT_1 state_9 = __VERIFIER_nondet_uint() & mask_SORT_1; [L42] EXPR __VERIFIER_nondet_uint() & mask_SORT_1 [L42] SORT_1 state_11 = __VERIFIER_nondet_uint() & mask_SORT_1; [L43] EXPR __VERIFIER_nondet_uint() & mask_SORT_1 [L43] SORT_1 state_13 = __VERIFIER_nondet_uint() & mask_SORT_1; [L44] EXPR __VERIFIER_nondet_uint() & mask_SORT_1 [L44] SORT_1 state_26 = __VERIFIER_nondet_uint() & mask_SORT_1; [L45] EXPR __VERIFIER_nondet_uint() & mask_SORT_1 [L45] SORT_1 state_28 = __VERIFIER_nondet_uint() & mask_SORT_1; [L47] SORT_1 init_10_arg_1 = var_8; [L48] state_9 = init_10_arg_1 [L49] SORT_1 init_12_arg_1 = var_8; [L50] state_11 = init_12_arg_1 [L51] SORT_1 init_14_arg_1 = var_8; [L52] state_13 = init_14_arg_1 [L53] SORT_1 init_27_arg_1 = var_8; [L54] state_26 = init_27_arg_1 [L55] SORT_1 init_29_arg_1 = var_8; [L56] state_28 = init_29_arg_1 VAL [mask_SORT_1=-1, mask_SORT_4=1, state_11=0, state_13=0, state_26=0, state_28=0, state_9=0, var_21=1, var_8=0] [L59] input_2 = __VERIFIER_nondet_uint() [L60] input_3 = __VERIFIER_nondet_uint() [L61] input_5 = __VERIFIER_nondet_uchar() [L62] input_6 = __VERIFIER_nondet_uint() [L63] input_7 = __VERIFIER_nondet_uchar() [L66] SORT_1 var_15_arg_0 = state_11; [L67] SORT_1 var_15_arg_1 = state_13; [L68] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L69] EXPR var_15 & mask_SORT_1 [L69] var_15 = var_15 & mask_SORT_1 [L70] SORT_1 var_16_arg_0 = state_9; [L71] SORT_1 var_16_arg_1 = var_15; [L72] SORT_4 var_16 = var_16_arg_0 == var_16_arg_1; [L73] SORT_1 var_17_arg_0 = state_9; [L74] SORT_1 var_17_arg_1 = var_8; [L75] SORT_4 var_17 = var_17_arg_0 == var_17_arg_1; [L76] SORT_4 var_18_arg_0 = var_16; [L77] SORT_4 var_18_arg_1 = var_17; [L78] EXPR var_18_arg_0 | var_18_arg_1 [L78] SORT_4 var_18 = var_18_arg_0 | var_18_arg_1; [L79] SORT_4 var_22_arg_0 = var_18; [L80] SORT_4 var_22 = ~var_22_arg_0; [L81] SORT_4 var_23_arg_0 = var_21; [L82] SORT_4 var_23_arg_1 = var_22; [L83] EXPR var_23_arg_0 & var_23_arg_1 [L83] SORT_4 var_23 = var_23_arg_0 & var_23_arg_1; [L84] EXPR var_23 & mask_SORT_4 [L84] var_23 = var_23 & mask_SORT_4 [L85] SORT_4 bad_24_arg_0 = var_23; [L86] CALL __VERIFIER_assert(!(bad_24_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 1.42ms. Allocated memory is still 117.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.90ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 80.1MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.72ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 77.2MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.62ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 75.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1112.06ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 66.8MB in the end (delta: 8.9MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * CodeCheck took 891.20ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 36.5MB in the end (delta: 30.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 5.74ms. Allocated memory is still 117.4MB. Free memory was 36.5MB in the beginning and 35.9MB in the end (delta: 537.3kB). 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 22:35:30,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/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_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/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_b26f2439-f51b-4878-a951-3c3735174f5e/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 5a1c69a049a9608f95ac90730c4f7554434241d21538bbd7cbbae38e9a8e04bb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:35:33,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:35:33,443 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:35:33,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:35:33,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:35:33,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:35:33,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:35:33,514 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:35:33,514 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:35:33,515 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:35:33,515 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:35:33,515 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:35:33,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:35:33,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:35:33,516 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:35:33,517 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:35:33,517 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:35:33,517 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:35:33,517 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:35:33,517 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:35:33,517 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:35:33,517 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:35:33,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:35:33,517 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:33,517 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:35:33,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:35:33,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:33,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:35:33,518 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:35:33,518 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:35:33,518 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:35:33,518 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:33,518 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:35:33,518 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_b26f2439-f51b-4878-a951-3c3735174f5e/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 -> 5a1c69a049a9608f95ac90730c4f7554434241d21538bbd7cbbae38e9a8e04bb [2024-11-13 22:35:33,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:35:33,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:35:33,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:35:33,863 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:35:33,863 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:35:33,864 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c Unable to find full path for "g++" [2024-11-13 22:35:36,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:35:36,248 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:35:36,249 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c [2024-11-13 22:35:36,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/data/2c0a573b3/f97736e003b44051a980699ee6588b80/FLAGf8b5353c2 [2024-11-13 22:35:36,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/data/2c0a573b3/f97736e003b44051a980699ee6588b80 [2024-11-13 22:35:36,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:35:36,599 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:35:36,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:36,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:35:36,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:35:36,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6001f4a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36, skipping insertion in model container [2024-11-13 22:35:36,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,628 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:35:36,769 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_b26f2439-f51b-4878-a951-3c3735174f5e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c[1248,1261] [2024-11-13 22:35:36,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:36,816 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:35:36,826 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_b26f2439-f51b-4878-a951-3c3735174f5e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pipeline.c[1248,1261] [2024-11-13 22:35:36,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:36,883 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:35:36,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36 WrapperNode [2024-11-13 22:35:36,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:36,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:36,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:35:36,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:35:36,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,896 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,915 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 117 [2024-11-13 22:35:36,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:36,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:35:36,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:35:36,917 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:35:36,923 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,936 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,938 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:35:36,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:35:36,939 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:35:36,939 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:35:36,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:36" (1/1) ... [2024-11-13 22:35:36,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:36,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:35:36,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:35:36,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:35:36,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:35:36,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:35:36,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:35:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:35:37,086 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:35:37,088 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:35:37,250 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-13 22:35:37,250 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:35:37,301 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:35:37,302 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:35:37,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:37 BoogieIcfgContainer [2024-11-13 22:35:37,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:35:37,306 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:35:37,306 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:35:37,318 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:35:37,318 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:37" (1/1) ... [2024-11-13 22:35:37,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:35:37,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:37,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:35:37,367 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:35:37,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:35:37,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:37,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:37,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:35:37,373 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:35:37,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:35:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:37,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:35:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:37,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:35:37,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:37,788 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 22:35:37,790 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:35:37,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:35:37,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:37,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 22:35:37,886 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 22:35:37,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:35:37,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:37,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:37,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:35:37,891 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:35:37,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:35:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:38,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:35:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:38,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 22:35:38,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:38,505 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 22:35:38,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:35:39,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:39,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2024-11-13 22:35:39,076 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2024-11-13 22:35:39,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:35:39,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:39,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:39,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:35:39,079 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:35:39,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:35:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:39,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:35:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:39,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 22:35:39,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:35:40,311 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:35:40,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:35:42,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 18 states and 36 transitions. [2024-11-13 22:35:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 36 transitions. [2024-11-13 22:35:42,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:35:42,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:35:42,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:42,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:35:42,775 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:35:42,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:35:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:43,007 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:35:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:35:43,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 22:35:43,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:35:43,648 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 22:35:43,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:35:45,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:35:45,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2024-11-13 22:35:45,975 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2024-11-13 22:35:45,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:35:45,976 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 22:35:45,985 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:35:46,343 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 22:35:46,344 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 22:35:46,345 INFO L77 FloydHoareUtils]: At program point L57-1(lines 57 116) the Hoare annotation is: (and (or (= (_ bv0 32) |ULTIMATE.start_main_~state_9~0#1|) (= (bvand (bvadd |ULTIMATE.start_main_~state_13~0#1| |ULTIMATE.start_main_~state_11~0#1|) (_ bv4294967295 32)) |ULTIMATE.start_main_~state_9~0#1|)) (= (_ bv0 32) (bvadd (_ bv1 32) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_4~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_8~0#1|)) [2024-11-13 22:35:46,346 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 32) (bvadd (_ bv1 32) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_4~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_8~0#1|)) [2024-11-13 22:35:46,346 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 22:35:46,346 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 32) (bvadd (_ bv1 32) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_4~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_8~0#1|)) [2024-11-13 22:35:46,347 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:35:46,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:35:46 ImpRootNode [2024-11-13 22:35:46,365 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:35:46,366 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:35:46,366 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:35:46,366 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:35:46,366 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:37" (3/4) ... [2024-11-13 22:35:46,369 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:35:46,378 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 22:35:46,380 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 22:35:46,380 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:35:46,381 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:35:46,420 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 22:35:46,424 INFO L158 Benchmark]: Toolchain (without parser) took 9825.36ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 91.7MB in the beginning and 155.7MB in the end (delta: -64.0MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2024-11-13 22:35:46,425 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:46,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.91ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 78.8MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:35:46,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.11ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:35:46,428 INFO L158 Benchmark]: Boogie Preprocessor took 21.74ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 76.4MB in the end (delta: 986.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:46,428 INFO L158 Benchmark]: RCFGBuilder took 365.99ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 60.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:35:46,428 INFO L158 Benchmark]: CodeCheck took 9059.41ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 60.4MB in the beginning and 158.6MB in the end (delta: -98.1MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-11-13 22:35:46,429 INFO L158 Benchmark]: Witness Printer took 58.06ms. Allocated memory is still 268.4MB. Free memory was 158.6MB in the beginning and 155.7MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:46,431 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: 8.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 47 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 251 IncrementalHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 4 mSDtfsCounter, 251 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 378 GetRequests, 295 SyntacticMatches, 7 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2206 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 338 SizeOfPredicates, 9 NumberOfNonLiveVariables, 328 ConjunctsInSsa, 96 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 10/24 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: 57]: Loop Invariant Derived loop invariant: (((((0 == state_9) || ((((state_13 + state_11) % 4294967296) & -1) == state_9)) && (0 == ((1 + mask_SORT_1) % 4294967296))) && (1 == mask_SORT_4)) && (0 == var_8)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.91ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 78.8MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.11ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.74ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 76.4MB in the end (delta: 986.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 365.99ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 60.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 9059.41ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 60.4MB in the beginning and 158.6MB in the end (delta: -98.1MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Witness Printer took 58.06ms. Allocated memory is still 268.4MB. Free memory was 158.6MB in the beginning and 155.7MB in the end (delta: 2.9MB). There was no memory consumed. 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 22:35:46,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26f2439-f51b-4878-a951-3c3735174f5e/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