./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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 7631e780ab762af7049f4f894b74af417e60ccfcde47865ef4ca17d480eda758 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:03:51,187 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:03:51,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:03:51,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:03:51,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:03:51,275 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:03:51,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:03:51,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:03:51,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:03:51,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:03:51,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:03:51,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:03:51,278 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:03:51,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:03:51,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:03:51,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:03:51,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:03:51,278 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:03:51,279 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:03:51,279 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:03:51,279 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:03:51,279 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:03:51,279 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:03:51,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:03:51,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:51,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:03:51,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:03:51,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:03:51,280 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:03:51,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:03:51,280 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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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 -> 7631e780ab762af7049f4f894b74af417e60ccfcde47865ef4ca17d480eda758 [2024-11-13 23:03:51,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:03:51,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:03:51,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:03:51,573 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:03:51,573 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:03:51,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c Unable to find full path for "g++" [2024-11-13 23:03:53,447 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:03:53,734 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:03:53,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c [2024-11-13 23:03:53,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/data/560137018/9493357c50fd4b4ba43ebdce782bfeea/FLAG3850f7277 [2024-11-13 23:03:53,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/data/560137018/9493357c50fd4b4ba43ebdce782bfeea [2024-11-13 23:03:53,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:03:53,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:03:53,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:53,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:03:53,777 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:03:53,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:53" (1/1) ... [2024-11-13 23:03:53,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731e0d5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:53, skipping insertion in model container [2024-11-13 23:03:53,779 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:53" (1/1) ... [2024-11-13 23:03:53,811 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:03:53,999 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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c[1245,1258] [2024-11-13 23:03:54,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:54,123 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:03:54,137 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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c[1245,1258] [2024-11-13 23:03:54,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:54,222 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:03:54,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54 WrapperNode [2024-11-13 23:03:54,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:54,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:54,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:03:54,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:03:54,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,322 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 303 [2024-11-13 23:03:54,322 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:54,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:03:54,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:03:54,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:03:54,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,339 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,354 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,362 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:03:54,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:03:54,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:03:54,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:03:54,390 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:54" (1/1) ... [2024-11-13 23:03:54,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:54,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:03:54,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:03:54,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:03:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:03:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:03:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:03:54,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:03:54,601 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:03:54,604 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:03:55,357 INFO L? ?]: Removed 145 outVars from TransFormulas that were not future-live. [2024-11-13 23:03:55,357 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:03:55,844 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:03:55,844 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:03:55,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:55 BoogieIcfgContainer [2024-11-13 23:03:55,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:03:55,846 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:03:55,846 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:03:55,859 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:03:55,859 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:55" (1/1) ... [2024-11-13 23:03:55,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:03:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:55,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:03:55,934 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:03:55,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:03:55,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:55,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:56,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:56,706 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:56,818 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:03:56,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:03:56 ImpRootNode [2024-11-13 23:03:56,847 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:03:56,847 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:03:56,848 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:03:56,848 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:03:56,849 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:55" (3/4) ... [2024-11-13 23:03:56,851 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:03:56,852 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:03:56,853 INFO L158 Benchmark]: Toolchain (without parser) took 3087.10ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 61.0MB in the end (delta: 23.2MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-13 23:03:56,854 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:56,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.16ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 69.6MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:03:56,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.70ms. Allocated memory is still 109.1MB. Free memory was 69.6MB in the beginning and 63.2MB in the end (delta: 6.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:56,855 INFO L158 Benchmark]: Boogie Preprocessor took 60.17ms. Allocated memory is still 109.1MB. Free memory was 63.2MB in the beginning and 60.5MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:03:56,855 INFO L158 Benchmark]: RCFGBuilder took 1461.09ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 53.4MB in the end (delta: 7.1MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-11-13 23:03:56,856 INFO L158 Benchmark]: CodeCheck took 1000.94ms. Allocated memory is still 109.1MB. Free memory was 53.4MB in the beginning and 61.0MB in the end (delta: -7.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:56,856 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 61.0MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:56,859 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: 0.9s, 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 92, overapproximation of bitwiseAnd at line 61, overapproximation of bitwiseAnd at line 45. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 2); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (2 - 1); [L32] const SORT_1 var_10 = 0; [L33] const SORT_5 var_14 = 0; [L34] const SORT_1 var_29 = 1; [L35] const SORT_5 var_39 = 1; [L37] SORT_1 input_2; [L38] SORT_1 input_3; [L39] SORT_1 input_4; [L40] SORT_5 input_6; [L41] SORT_1 input_7; [L42] SORT_5 input_8; [L43] SORT_5 input_9; [L45] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L45] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L46] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L46] SORT_5 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L47] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L47] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L48] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 [L48] SORT_5 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L50] SORT_1 init_12_arg_1 = var_10; [L51] state_11 = init_12_arg_1 [L52] SORT_5 init_16_arg_1 = var_14; [L53] state_15 = init_16_arg_1 [L54] SORT_1 init_18_arg_1 = var_10; [L55] state_17 = init_18_arg_1 [L56] SORT_5 init_22_arg_1 = var_14; [L57] state_21 = init_22_arg_1 VAL [mask_SORT_1=1, state_11=0, state_15=0, state_17=0, state_21=0, var_10=0, var_14=0, var_29=1, var_39=1] [L60] input_2 = __VERIFIER_nondet_uchar() [L61] EXPR input_2 & mask_SORT_1 [L61] input_2 = input_2 & mask_SORT_1 [L62] input_3 = __VERIFIER_nondet_uchar() [L63] EXPR input_3 & mask_SORT_1 [L63] input_3 = input_3 & mask_SORT_1 [L64] input_4 = __VERIFIER_nondet_uchar() [L65] input_6 = __VERIFIER_nondet_uchar() [L66] input_7 = __VERIFIER_nondet_uchar() [L67] input_8 = __VERIFIER_nondet_uchar() [L68] input_9 = __VERIFIER_nondet_uchar() [L71] SORT_1 var_13_arg_0 = state_11; [L72] SORT_1 var_13 = ~var_13_arg_0; [L73] SORT_1 var_19_arg_0 = state_17; [L74] SORT_5 var_19_arg_1 = state_15; [L75] SORT_5 var_19_arg_2 = input_6; [L76] SORT_5 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L77] SORT_5 var_20_arg_0 = var_19; [L78] SORT_1 var_20 = var_20_arg_0 >> 1; [L79] EXPR var_20 & mask_SORT_1 [L79] var_20 = var_20 & mask_SORT_1 [L80] SORT_1 var_23_arg_0 = state_17; [L81] SORT_5 var_23_arg_1 = state_21; [L82] SORT_5 var_23_arg_2 = input_6; [L83] SORT_5 var_23 = var_23_arg_0 ? var_23_arg_1 : var_23_arg_2; [L84] SORT_5 var_24_arg_0 = var_23; [L85] SORT_1 var_24 = var_24_arg_0 >> 1; [L86] EXPR var_24 & mask_SORT_1 [L86] var_24 = var_24 & mask_SORT_1 [L87] SORT_1 var_25_arg_0 = var_20; [L88] SORT_1 var_25_arg_1 = var_24; [L89] SORT_1 var_25 = var_25_arg_0 == var_25_arg_1; [L90] SORT_1 var_26_arg_0 = var_13; [L91] SORT_1 var_26_arg_1 = var_25; [L92] EXPR var_26_arg_0 | var_26_arg_1 [L92] SORT_1 var_26 = var_26_arg_0 | var_26_arg_1; [L93] SORT_1 var_30_arg_0 = var_26; [L94] SORT_1 var_30 = ~var_30_arg_0; [L95] SORT_1 var_31_arg_0 = var_29; [L96] SORT_1 var_31_arg_1 = var_30; [L97] EXPR var_31_arg_0 & var_31_arg_1 [L97] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L98] EXPR var_31 & mask_SORT_1 [L98] var_31 = var_31 & mask_SORT_1 [L99] SORT_1 bad_32_arg_0 = var_31; [L100] CALL __VERIFIER_assert(!(bad_32_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 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.16ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 69.6MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.70ms. Allocated memory is still 109.1MB. Free memory was 69.6MB in the beginning and 63.2MB in the end (delta: 6.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.17ms. Allocated memory is still 109.1MB. Free memory was 63.2MB in the beginning and 60.5MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1461.09ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 53.4MB in the end (delta: 7.1MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * CodeCheck took 1000.94ms. Allocated memory is still 109.1MB. Free memory was 53.4MB in the beginning and 61.0MB in the end (delta: -7.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 109.1MB. Free memory was 61.0MB in the beginning and 61.0MB in the end (delta: 7.9kB). 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 23:03:56,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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 7631e780ab762af7049f4f894b74af417e60ccfcde47865ef4ca17d480eda758 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:03:59,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:04:00,031 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 23:04:00,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:04:00,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:04:00,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:04:00,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:04:00,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:04:00,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:04:00,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:04:00,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:04:00,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:04:00,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:04:00,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:04:00,086 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:04:00,086 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:04:00,086 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:04:00,087 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:04:00,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:04:00,087 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:04:00,087 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:04:00,087 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:04:00,087 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:04:00,087 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:00,087 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:04:00,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:04:00,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:04:00,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:04:00,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:04:00,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:04:00,089 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:04:00,089 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:00,089 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:04:00,090 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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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 -> 7631e780ab762af7049f4f894b74af417e60ccfcde47865ef4ca17d480eda758 [2024-11-13 23:04:00,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:04:00,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:04:00,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:04:00,485 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:04:00,486 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:04:00,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c Unable to find full path for "g++" [2024-11-13 23:04:02,527 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:04:02,850 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:04:02,854 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c [2024-11-13 23:04:02,875 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/data/c414ee04b/77c9e19418914e5e8bbea6f8ca0615fd/FLAG8d5f873c6 [2024-11-13 23:04:02,902 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/data/c414ee04b/77c9e19418914e5e8bbea6f8ca0615fd [2024-11-13 23:04:02,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:04:02,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:04:02,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:04:02,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:04:02,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:04:02,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:04:02" (1/1) ... [2024-11-13 23:04:02,923 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2819be6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:02, skipping insertion in model container [2024-11-13 23:04:02,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:04:02" (1/1) ... [2024-11-13 23:04:02,948 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:04:03,148 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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c[1245,1258] [2024-11-13 23:04:03,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:04:03,268 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:04:03,287 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_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal12.c[1245,1258] [2024-11-13 23:04:03,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:04:03,348 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:04:03,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03 WrapperNode [2024-11-13 23:04:03,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:04:03,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:04:03,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:04:03,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:04:03,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,394 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 175 [2024-11-13 23:04:03,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:04:03,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:04:03,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:04:03,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:04:03,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,420 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,423 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,430 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:04:03,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:04:03,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:04:03,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:04:03,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:04:03,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:04:03,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:04:03,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:04:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:04:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:04:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:04:03,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:04:03,627 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:04:03,629 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:04:03,891 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-11-13 23:04:03,891 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:04:03,924 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:04:03,925 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:04:03,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:04:03 BoogieIcfgContainer [2024-11-13 23:04:03,925 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:04:03,926 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:04:03,926 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:04:03,937 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:04:03,937 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:04:03" (1/1) ... [2024-11-13 23:04:03,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:04:03,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:04,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 23:04:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 23:04:04,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:04:04,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:04,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:04,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:04,010 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:04,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:04:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:04,275 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:04,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 23:04:04,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:04,604 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 23:04:04,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:04:04,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:04,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 23:04:04,723 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 23:04:04,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:04:04,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:04,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:04,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:04,727 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:04,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:04:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:04,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:05,086 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 23:04:05,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:05,493 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 23:04:05,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:04:06,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 23:04:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 23:04:06,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:04:06,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:06,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:06,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:06,071 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:06,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:04:06,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:06,400 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:06,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 23:04:06,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:09,484 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 23:04:09,487 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:04:09,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 23:04:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:11,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2024-11-13 23:04:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2024-11-13 23:04:11,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:04:11,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:11,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:11,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:11,332 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:11,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:04:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:11,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:11,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 23:04:11,991 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:15,203 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 23:04:15,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:04:15,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:15,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-13 23:04:15,629 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-11-13 23:04:15,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:04:15,630 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 23:04:15,642 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:04:16,060 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 23:04:16,061 INFO L77 FloydHoareUtils]: At program point L58-1(lines 58 164) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_10~0#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~var_29~0#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse4 (= (_ bv1 8) |ULTIMATE.start_main_~state_11~0#1|))) (or (and (= (_ bv1 8) |ULTIMATE.start_main_~state_17~0#1|) .cse0 (exists ((|ULTIMATE.start_main_~var_39~0#1| (_ BitVec 8))) (let ((.cse1 ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_39~0#1|)))))))))) (and (= .cse1 |ULTIMATE.start_main_~state_15~0#1|) (= .cse1 |ULTIMATE.start_main_~state_21~0#1|)))) .cse2 .cse3 .cse4) (and .cse0 .cse2 (= (_ bv0 8) |ULTIMATE.start_main_~state_11~0#1|) .cse3) (and (= (_ bv0 8) |ULTIMATE.start_main_~state_17~0#1|) .cse0 .cse2 .cse3 .cse4))) [2024-11-13 23:04:16,061 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 23:04:16,061 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_10~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~var_29~0#1|)) (.cse2 (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv1 8) |ULTIMATE.start_main_~state_11~0#1|)) (and .cse0 .cse1 (= (_ bv0 8) |ULTIMATE.start_main_~state_11~0#1|) .cse2 .cse3))) [2024-11-13 23:04:16,062 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 23:04:16,062 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv0 8) |ULTIMATE.start_main_~var_10~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~var_29~0#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (and .cse0 .cse1 .cse2 (= (_ bv1 8) |ULTIMATE.start_main_~state_11~0#1|)) (and .cse0 .cse1 (= (_ bv0 8) |ULTIMATE.start_main_~state_11~0#1|) .cse2))) [2024-11-13 23:04:16,062 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:04:16,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:04:16,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:04:16 ImpRootNode [2024-11-13 23:04:16,079 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:04:16,080 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:04:16,081 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:04:16,081 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:04:16,082 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:04:03" (3/4) ... [2024-11-13 23:04:16,085 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:04:16,097 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-13 23:04:16,098 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 23:04:16,098 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 23:04:16,099 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:04:16,099 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:04:16,144 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 23:04:16,150 INFO L158 Benchmark]: Toolchain (without parser) took 13243.21ms. Allocated memory was 117.4MB in the beginning and 562.0MB in the end (delta: 444.6MB). Free memory was 92.1MB in the beginning and 359.6MB in the end (delta: -267.5MB). Peak memory consumption was 175.8MB. Max. memory is 16.1GB. [2024-11-13 23:04:16,151 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:04:16,151 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.57ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 77.0MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:04:16,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.14ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:04:16,152 INFO L158 Benchmark]: Boogie Preprocessor took 37.34ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 73.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:04:16,152 INFO L158 Benchmark]: RCFGBuilder took 491.83ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 50.8MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:04:16,153 INFO L158 Benchmark]: CodeCheck took 12153.77ms. Allocated memory was 117.4MB in the beginning and 562.0MB in the end (delta: 444.6MB). Free memory was 50.8MB in the beginning and 364.0MB in the end (delta: -313.2MB). Peak memory consumption was 133.8MB. Max. memory is 16.1GB. [2024-11-13 23:04:16,153 INFO L158 Benchmark]: Witness Printer took 68.63ms. Allocated memory is still 562.0MB. Free memory was 364.0MB in the beginning and 359.6MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:04:16,155 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: 11.7s, 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, 274 SyntacticMatches, 10 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 2 QuantifiedInterpolants, 311 SizeOfPredicates, 21 NumberOfNonLiveVariables, 454 ConjunctsInSsa, 113 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: 58]: Loop Invariant Derived loop invariant: (((((((1 == state_17) && (0 == var_10)) && (1 == var_29)) && (1 == mask_SORT_1)) && (1 == state_11)) || ((((0 == var_10) && (1 == var_29)) && (0 == state_11)) && (1 == mask_SORT_1))) || (((((0 == state_17) && (0 == var_10)) && (1 == var_29)) && (1 == mask_SORT_1)) && (1 == state_11))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.57ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 77.0MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.14ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.34ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 73.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 491.83ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 50.8MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 12153.77ms. Allocated memory was 117.4MB in the beginning and 562.0MB in the end (delta: 444.6MB). Free memory was 50.8MB in the beginning and 364.0MB in the end (delta: -313.2MB). Peak memory consumption was 133.8MB. Max. memory is 16.1GB. * Witness Printer took 68.63ms. Allocated memory is still 562.0MB. Free memory was 364.0MB in the beginning and 359.6MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression * 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 23:04:16,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_baac2d9c-9a28-4bd4-934e-07e5f865ceb7/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