./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i --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_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/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_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/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_fd4e691b-fdca-46c0-a642-d8bb532e5991/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 cb070cbac56f4132adf0ae0dc3c895d175df689a74443e8769847a39a55ce89b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:34:03,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:34:03,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:34:03,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:34:03,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:34:03,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:34:03,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:34:03,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:34:03,491 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:34:03,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:34:03,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:34:03,491 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:34:03,492 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:34:03,492 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:34:03,492 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:34:03,492 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:34:03,492 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:34:03,492 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:34:03,492 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:34:03,492 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:34:03,492 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:34:03,493 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:34:03,493 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:34:03,493 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:34:03,493 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:34:03,493 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:34:03,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:34:03,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:03,493 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:34:03,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:34:03,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:34:03,494 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:34:03,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:34:03,494 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_fd4e691b-fdca-46c0-a642-d8bb532e5991/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 -> cb070cbac56f4132adf0ae0dc3c895d175df689a74443e8769847a39a55ce89b [2024-12-06 00:34:03,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:34:03,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:34:03,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:34:03,724 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:34:03,724 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:34:03,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i [2024-12-06 00:34:06,388 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data/e07a9d1be/e1040edc627f432d9b9d36485f8a491d/FLAG228ff3f57 [2024-12-06 00:34:06,626 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:34:06,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i [2024-12-06 00:34:06,634 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data/e07a9d1be/e1040edc627f432d9b9d36485f8a491d/FLAG228ff3f57 [2024-12-06 00:34:06,977 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data/e07a9d1be/e1040edc627f432d9b9d36485f8a491d [2024-12-06 00:34:06,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:34:06,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:34:06,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:06,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:34:06,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:34:06,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:06" (1/1) ... [2024-12-06 00:34:06,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e73efd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:06, skipping insertion in model container [2024-12-06 00:34:06,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:06" (1/1) ... [2024-12-06 00:34:06,996 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:34:07,105 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_fd4e691b-fdca-46c0-a642-d8bb532e5991/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i[915,928] [2024-12-06 00:34:07,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:07,155 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:34:07,166 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_fd4e691b-fdca-46c0-a642-d8bb532e5991/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i[915,928] [2024-12-06 00:34:07,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:07,202 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:34:07,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07 WrapperNode [2024-12-06 00:34:07,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:07,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:07,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:34:07,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:34:07,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,243 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2024-12-06 00:34:07,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:07,244 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:34:07,244 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:34:07,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:34:07,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,262 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,266 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:34:07,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:34:07,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:34:07,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:34:07,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:07,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:34:07,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:34:07,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:34:07,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:34:07,335 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:34:07,335 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:34:07,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:34:07,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:34:07,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:34:07,406 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:34:07,408 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:34:07,625 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 00:34:07,625 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:34:07,705 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:34:07,706 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:34:07,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:07 BoogieIcfgContainer [2024-12-06 00:34:07,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:34:07,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:34:07,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:34:07,714 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:34:07,714 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:07" (1/1) ... [2024-12-06 00:34:07,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:34:07,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:34:07,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2024-12-06 00:34:07,760 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2024-12-06 00:34:07,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 00:34:07,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:34:07,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:34:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:34:07,977 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:34:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:34:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:34:08,195 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:34:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:34:08,282 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 00:34:08,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:34:08 ImpRootNode [2024-12-06 00:34:08,333 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:34:08,334 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:34:08,334 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:34:08,334 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:34:08,335 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:07" (3/4) ... [2024-12-06 00:34:08,338 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:34:08,339 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:34:08,340 INFO L158 Benchmark]: Toolchain (without parser) took 1359.94ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 58.9MB in the end (delta: 33.9MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-12-06 00:34:08,340 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:34:08,341 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.50ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.7MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:34:08,341 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.05ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 77.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:34:08,342 INFO L158 Benchmark]: Boogie Preprocessor took 28.64ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:34:08,342 INFO L158 Benchmark]: RCFGBuilder took 432.93ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 50.2MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:34:08,343 INFO L158 Benchmark]: CodeCheck took 626.40ms. Allocated memory is still 117.4MB. Free memory was 50.2MB in the beginning and 58.9MB in the end (delta: -8.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:34:08,343 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 117.4MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:34:08,346 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 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 68 NumberOfCodeBlocks, 68 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 - UnprovableResult [Line: 19]: 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 someBinaryDOUBLEComparisonOperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] double var_1_2 = 255.6; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 8; [L29] double var_1_10 = 255.2; [L30] unsigned char var_1_11 = 64; [L31] unsigned char var_1_12 = 100; [L32] unsigned char var_1_13 = 32; [L33] unsigned char var_1_14 = 64; [L34] unsigned char var_1_15 = 0; [L96] isInitial = 1 [L97] FCALL initially() [L98] int k_loop; [L99] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_2=1278/5, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L99] COND TRUE k_loop < 1 [L100] FCALL updateLastVariables() [L101] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_double() [L61] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L62] var_1_6 = __VERIFIER_nondet_uchar() [L63] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_7=0, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_7=0, var_1_8=0, var_1_9=8] [L64] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=8] [L65] var_1_7 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L67] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L68] var_1_8 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_9=8] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_9=8] [L70] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L71] var_1_10 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L73] var_1_11 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, var_1_11=127, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L75] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_11=127, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L76] var_1_12 = __VERIFIER_nondet_uchar() [L77] CALL assume_abort_if_not(var_1_12 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=383, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_12 >= 64) VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L78] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=383, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L79] var_1_13 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=383, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L81] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L82] var_1_14 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L84] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=257, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=257, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L85] var_1_15 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=257, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=257, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L87] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=257, var_1_15=127, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=257, var_1_15=127, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L101] RET updateVariables() [L102] CALL step() [L38] COND FALSE !((- var_1_2) <= var_1_10) [L41] var_1_9 = var_1_12 [L43] COND TRUE var_1_2 < 63.75 [L44] var_1_1 = (10 - var_1_9) [L48] signed long int stepLocal_0 = (var_1_9 / -256) * 32; [L49] COND TRUE var_1_9 > stepLocal_0 [L50] COND TRUE \read(var_1_6) [L51] var_1_5 = (! (var_1_7 && (! var_1_8))) [L102] RET step() [L103] CALL, EXPR property() [L92-L93] return (((var_1_2 < 63.75) ? (var_1_1 == ((signed short int) (10 - var_1_9))) : (var_1_1 == ((signed short int) (4 + var_1_9)))) && ((var_1_9 > ((var_1_9 / -256) * 32)) ? (var_1_6 ? (var_1_5 == ((unsigned char) (! (var_1_7 && (! var_1_8))))) : (var_1_5 == ((unsigned char) var_1_7))) : (var_1_5 == ((unsigned char) var_1_7)))) && (((- var_1_2) <= var_1_10) ? (var_1_9 == ((unsigned char) ((((((var_1_11 + var_1_12) - var_1_13)) < ((var_1_14 + var_1_15))) ? (((var_1_11 + var_1_12) - var_1_13)) : ((var_1_14 + var_1_15)))))) : (var_1_9 == ((unsigned char) var_1_12))) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=257, var_1_15=127, var_1_1=-117, var_1_5=0, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=383] [L19] reach_error() VAL [isInitial=1, var_1_11=127, var_1_12=383, var_1_13=-130, var_1_14=257, var_1_15=127, var_1_1=-117, var_1_5=0, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=383] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.50ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.7MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.05ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 77.0MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.64ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 75.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 432.93ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 50.2MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 626.40ms. Allocated memory is still 117.4MB. Free memory was 50.2MB in the beginning and 58.9MB in the end (delta: -8.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 117.4MB. Free memory was 58.9MB in the beginning and 58.9MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:34:08,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/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_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/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_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/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 cb070cbac56f4132adf0ae0dc3c895d175df689a74443e8769847a39a55ce89b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:34:10,547 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:34:10,635 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:34:10,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:34:10,664 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:34:10,664 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:34:10,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:34:10,665 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:34:10,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:34:10,665 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:34:10,665 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:34:10,665 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:34:10,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:34:10,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:34:10,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:34:10,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:34:10,666 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:34:10,666 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:34:10,666 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:34:10,666 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:34:10,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:34:10,666 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:34:10,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:34:10,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:34:10,667 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:34:10,667 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:34:10,667 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:10,667 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:34:10,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:34:10,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:10,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:34:10,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:34:10,668 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:34:10,668 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:34:10,668 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:10,668 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:34:10,669 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_fd4e691b-fdca-46c0-a642-d8bb532e5991/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 -> cb070cbac56f4132adf0ae0dc3c895d175df689a74443e8769847a39a55ce89b [2024-12-06 00:34:10,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:34:10,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:34:10,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:34:10,911 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:34:10,912 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:34:10,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i [2024-12-06 00:34:13,579 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data/21bd989fd/8d263312f35b472296a975f06ec04f82/FLAGa60ef06ca [2024-12-06 00:34:13,762 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:34:13,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i [2024-12-06 00:34:13,770 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data/21bd989fd/8d263312f35b472296a975f06ec04f82/FLAGa60ef06ca [2024-12-06 00:34:13,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/data/21bd989fd/8d263312f35b472296a975f06ec04f82 [2024-12-06 00:34:13,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:34:13,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:34:13,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:13,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:34:13,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:34:13,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f9da58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13, skipping insertion in model container [2024-12-06 00:34:13,794 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,809 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:34:13,936 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_fd4e691b-fdca-46c0-a642-d8bb532e5991/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i[915,928] [2024-12-06 00:34:13,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:13,985 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:34:13,995 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_fd4e691b-fdca-46c0-a642-d8bb532e5991/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i[915,928] [2024-12-06 00:34:14,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:14,029 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:34:14,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14 WrapperNode [2024-12-06 00:34:14,030 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:14,031 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:14,031 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:34:14,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:34:14,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,045 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,064 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2024-12-06 00:34:14,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:14,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:34:14,066 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:34:14,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:34:14,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,075 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,075 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,082 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,083 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,086 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,091 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:34:14,092 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:34:14,092 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:34:14,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:34:14,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:14,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:34:14,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:34:14,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:34:14,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:34:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:34:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:34:14,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:34:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:34:14,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:34:14,218 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:34:14,220 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:34:14,414 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 00:34:14,414 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:34:14,493 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:34:14,493 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:34:14,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:14 BoogieIcfgContainer [2024-12-06 00:34:14,494 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:34:14,494 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:34:14,494 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:34:14,502 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:34:14,502 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:14" (1/1) ... [2024-12-06 00:34:14,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:34:14,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:34:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2024-12-06 00:34:14,547 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2024-12-06 00:34:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 00:34:14,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:34:14,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:14,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:34:14,554 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:34:14,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:34:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:14,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:34:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:14,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:34:14,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:36:56,292 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2024-12-06 00:36:56,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:36:56,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:56,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-12-06 00:36:56,371 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-12-06 00:36:56,372 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 00:36:56,372 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-12-06 00:36:56,381 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 00:36:56,406 INFO L77 FloydHoareUtils]: At program point L64(line 64) the Hoare annotation is: true [2024-12-06 00:36:56,407 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-12-06 00:36:56,407 INFO L75 FloydHoareUtils]: For program point L19-1(line 19) no Hoare annotation was computed. [2024-12-06 00:36:56,407 INFO L77 FloydHoareUtils]: At program point L81(line 81) the Hoare annotation is: true [2024-12-06 00:36:56,407 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-12-06 00:36:56,407 INFO L77 FloydHoareUtils]: At program point L77(line 77) the Hoare annotation is: true [2024-12-06 00:36:56,407 INFO L77 FloydHoareUtils]: At program point L77-1(line 77) the Hoare annotation is: true [2024-12-06 00:36:56,407 INFO L77 FloydHoareUtils]: At program point L69(line 69) the Hoare annotation is: true [2024-12-06 00:36:56,407 INFO L77 FloydHoareUtils]: At program point L69-1(line 69) the Hoare annotation is: true [2024-12-06 00:36:56,408 INFO L77 FloydHoareUtils]: At program point L61(line 61) the Hoare annotation is: true [2024-12-06 00:36:56,408 INFO L77 FloydHoareUtils]: At program point L61-1(line 61) the Hoare annotation is: true [2024-12-06 00:36:56,408 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-12-06 00:36:56,408 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: true [2024-12-06 00:36:56,408 INFO L77 FloydHoareUtils]: At program point L86-1(line 86) the Hoare annotation is: true [2024-12-06 00:36:56,408 INFO L77 FloydHoareUtils]: At program point L78(line 78) the Hoare annotation is: true [2024-12-06 00:36:56,408 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-12-06 00:36:56,408 INFO L77 FloydHoareUtils]: At program point L74-1(line 74) the Hoare annotation is: true [2024-12-06 00:36:56,408 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-12-06 00:36:56,408 INFO L77 FloydHoareUtils]: At program point L66(line 66) the Hoare annotation is: true [2024-12-06 00:36:56,409 INFO L77 FloydHoareUtils]: At program point L66-1(line 66) the Hoare annotation is: true [2024-12-06 00:36:56,409 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 00:36:56,409 INFO L77 FloydHoareUtils]: At program point L99-3(lines 99 105) the Hoare annotation is: true [2024-12-06 00:36:56,409 INFO L77 FloydHoareUtils]: At program point L87(lines 59 88) the Hoare annotation is: true [2024-12-06 00:36:56,409 INFO L77 FloydHoareUtils]: At program point L83(line 83) the Hoare annotation is: true [2024-12-06 00:36:56,409 INFO L77 FloydHoareUtils]: At program point L83-1(line 83) the Hoare annotation is: true [2024-12-06 00:36:56,409 INFO L77 FloydHoareUtils]: At program point L75(line 75) the Hoare annotation is: true [2024-12-06 00:36:56,409 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 00:36:56,410 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-12-06 00:36:56,410 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-12-06 00:36:56,410 INFO L77 FloydHoareUtils]: At program point L63-1(line 63) the Hoare annotation is: true [2024-12-06 00:36:56,410 INFO L77 FloydHoareUtils]: At program point L84(line 84) the Hoare annotation is: true [2024-12-06 00:36:56,410 INFO L77 FloydHoareUtils]: At program point L80(line 80) the Hoare annotation is: true [2024-12-06 00:36:56,410 INFO L77 FloydHoareUtils]: At program point L80-1(line 80) the Hoare annotation is: true [2024-12-06 00:36:56,410 INFO L77 FloydHoareUtils]: At program point L72(line 72) the Hoare annotation is: true [2024-12-06 00:36:56,411 INFO L77 FloydHoareUtils]: At program point L72-1(line 72) the Hoare annotation is: true [2024-12-06 00:36:56,411 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-12-06 00:36:56,411 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-12-06 00:36:56,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:36:56 ImpRootNode [2024-12-06 00:36:56,421 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:36:56,422 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:36:56,422 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:36:56,422 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:36:56,422 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:14" (3/4) ... [2024-12-06 00:36:56,425 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 00:36:56,427 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 00:36:56,431 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-12-06 00:36:56,431 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-12-06 00:36:56,431 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 00:36:56,431 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 00:36:56,491 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 00:36:56,491 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 00:36:56,491 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:36:56,492 INFO L158 Benchmark]: Toolchain (without parser) took 162705.32ms. Allocated memory was 92.3MB in the beginning and 645.9MB in the end (delta: 553.6MB). Free memory was 69.9MB in the beginning and 462.8MB in the end (delta: -392.9MB). Peak memory consumption was 159.6MB. Max. memory is 16.1GB. [2024-12-06 00:36:56,492 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:36:56,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.18ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 56.5MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:36:56,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.45ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 54.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:36:56,493 INFO L158 Benchmark]: Boogie Preprocessor took 26.30ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 53.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:36:56,494 INFO L158 Benchmark]: RCFGBuilder took 401.37ms. Allocated memory is still 92.3MB. Free memory was 53.4MB in the beginning and 58.3MB in the end (delta: -4.9MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-12-06 00:36:56,494 INFO L158 Benchmark]: CodeCheck took 161926.75ms. Allocated memory was 92.3MB in the beginning and 645.9MB in the end (delta: 553.6MB). Free memory was 58.3MB in the beginning and 468.2MB in the end (delta: -409.9MB). Peak memory consumption was 139.4MB. Max. memory is 16.1GB. [2024-12-06 00:36:56,494 INFO L158 Benchmark]: Witness Printer took 69.52ms. Allocated memory is still 645.9MB. Free memory was 468.2MB in the beginning and 462.8MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:36:56,496 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 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 161.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 120 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 47 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 378 GetRequests, 374 SyntacticMatches, 0 SemanticMatches, 4 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, 161.3s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 14 NumberOfNonLiveVariables, 134 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 290/306 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 - PositiveResult [Line: 19]: 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 - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_2 == \old(var_1_2))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.18ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 56.5MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.45ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 54.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.30ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 53.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 401.37ms. Allocated memory is still 92.3MB. Free memory was 53.4MB in the beginning and 58.3MB in the end (delta: -4.9MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * CodeCheck took 161926.75ms. Allocated memory was 92.3MB in the beginning and 645.9MB in the end (delta: 553.6MB). Free memory was 58.3MB in the beginning and 468.2MB in the end (delta: -409.9MB). Peak memory consumption was 139.4MB. Max. memory is 16.1GB. * Witness Printer took 69.52ms. Allocated memory is still 645.9MB. Free memory was 468.2MB in the beginning and 462.8MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 00:36:56,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd4e691b-fdca-46c0-a642-d8bb532e5991/bin/ukojak-verify-CZk0znPC7b/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: TRUE