./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector-regression/signextension-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/signextension-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b --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 32bit --witnessprinter.graph.data.programhash 98a78a067e915468866815d322f21e8dc3b4fc5df6fdcae5caef72989f625d40 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:03:27,048 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:03:27,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:03:27,108 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:03:27,108 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:03:27,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:03:27,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:03:27,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:03:27,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:03:27,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:03:27,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:03:27,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:03:27,130 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:03:27,130 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:03:27,130 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:03:27,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:03:27,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:03:27,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:03:27,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:03:27,131 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:03:27,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:03:27,131 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:03:27,131 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:03:27,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:03:27,131 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:03:27,131 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:03:27,131 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:03:27,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:03:27,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:03:27,132 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:03:27,132 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:03:27,132 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:03:27,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:03:27,132 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_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98a78a067e915468866815d322f21e8dc3b4fc5df6fdcae5caef72989f625d40 [2024-12-06 05:03:27,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:03:27,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:03:27,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:03:27,370 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:03:27,370 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:03:27,371 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/bitvector-regression/signextension-1.c [2024-12-06 05:03:29,976 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/data/10212ce5c/d071a50e570647dbaa9d0d385e6a9f46/FLAG66fb8a8b1 [2024-12-06 05:03:30,185 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:03:30,186 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/sv-benchmarks/c/bitvector-regression/signextension-1.c [2024-12-06 05:03:30,192 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/data/10212ce5c/d071a50e570647dbaa9d0d385e6a9f46/FLAG66fb8a8b1 [2024-12-06 05:03:30,571 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/data/10212ce5c/d071a50e570647dbaa9d0d385e6a9f46 [2024-12-06 05:03:30,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:03:30,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:03:30,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:03:30,575 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:03:30,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:03:30,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34221b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30, skipping insertion in model container [2024-12-06 05:03:30,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,589 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:03:30,688 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_e589ac66-3c67-4675-aefe-cf598c0b044e/sv-benchmarks/c/bitvector-regression/signextension-1.c[922,935] [2024-12-06 05:03:30,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:03:30,698 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:03:30,708 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_e589ac66-3c67-4675-aefe-cf598c0b044e/sv-benchmarks/c/bitvector-regression/signextension-1.c[922,935] [2024-12-06 05:03:30,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:03:30,718 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:03:30,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30 WrapperNode [2024-12-06 05:03:30,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:03:30,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:03:30,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:03:30,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:03:30,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,742 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2024-12-06 05:03:30,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:03:30,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:03:30,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:03:30,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:03:30,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,752 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,754 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:03:30,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:03:30,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:03:30,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:03:30,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:03:30,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:03:30,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:03:30,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:03:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:03:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:03:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:03:30,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:03:30,851 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:03:30,853 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:03:30,915 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 05:03:30,916 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:03:30,935 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:03:30,935 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:03:30,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:03:30 BoogieIcfgContainer [2024-12-06 05:03:30,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:03:30,936 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:03:30,936 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:03:30,942 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:03:30,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:03:30" (1/1) ... [2024-12-06 05:03:30,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:03:30,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 05:03:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 05:03:30,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:03:30,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:30,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:03:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:03:31,054 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:03:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:03:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:03:31,089 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:03:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:03:31,102 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:03:31,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:03:31 ImpRootNode [2024-12-06 05:03:31,115 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:03:31,116 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:03:31,116 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:03:31,116 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:03:31,116 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:03:30" (3/4) ... [2024-12-06 05:03:31,117 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 05:03:31,149 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 2. [2024-12-06 05:03:31,185 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:03:31,185 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:03:31,185 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:03:31,186 INFO L158 Benchmark]: Toolchain (without parser) took 611.80ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 79.0MB in the end (delta: 37.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 05:03:31,187 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:03:31,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 143.61ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 106.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:03:31,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.72ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.8MB in the end (delta: 854.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:03:31,188 INFO L158 Benchmark]: Boogie Preprocessor took 12.67ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 104.2MB in the end (delta: 605.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:03:31,188 INFO L158 Benchmark]: RCFGBuilder took 179.70ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 93.4MB in the end (delta: 10.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:03:31,188 INFO L158 Benchmark]: CodeCheck took 179.53ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 82.7MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:03:31,189 INFO L158 Benchmark]: Witness Printer took 69.75ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 79.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:03:31,191 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 27]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L7] unsigned short int allbits = -1; [L8] short int signedallbits = allbits; [L9] int unsignedtosigned = allbits; [L10] unsigned int unsignedtounsigned = allbits; [L11] int signedtosigned = signedallbits; [L12] unsigned int signedtounsigned = signedallbits; VAL [signedtosigned=-1, signedtounsigned=-1, unsignedtosigned=65535, unsignedtounsigned=65535] [L21-L22] COND TRUE unsignedtosigned == 65535 && unsignedtounsigned == 65535 && signedtosigned == -1 && signedtounsigned == 4294967295 [L27] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 143.61ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 106.0MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.72ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.8MB in the end (delta: 854.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.67ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 104.2MB in the end (delta: 605.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 179.70ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 93.4MB in the end (delta: 10.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 179.53ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 82.7MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 69.75ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 79.0MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 05:03:31,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e589ac66-3c67-4675-aefe-cf598c0b044e/bin/ukojak-verify-CZk0znPC7b/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE