./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.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_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/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_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/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_65b4da90-5870-4d66-b41f-63ad00195eae/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 b88bda8e1a4209131fc4a459b5a961cf1cc3c7f6d9206d86670129fed231a369 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:33:17,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:33:17,711 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:33:17,716 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:33:17,716 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:33:17,739 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:33:17,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:33:17,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:33:17,740 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:33:17,740 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:33:17,741 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:33:17,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:33:17,742 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:33:17,742 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:33:17,742 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:33:17,742 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:33:17,742 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:33:17,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:33:17,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:33:17,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:33:17,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:33:17,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:33:17,742 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:33:17,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:33:17,743 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_65b4da90-5870-4d66-b41f-63ad00195eae/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 -> b88bda8e1a4209131fc4a459b5a961cf1cc3c7f6d9206d86670129fed231a369 [2024-12-05 22:33:18,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:33:18,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:33:18,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:33:18,032 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:33:18,033 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:33:18,034 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i [2024-12-05 22:33:20,996 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data/eb2a19410/2cc0acedc5274f608f3f7a4ad14a9556/FLAG8244c203f [2024-12-05 22:33:21,233 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:33:21,234 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i [2024-12-05 22:33:21,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data/eb2a19410/2cc0acedc5274f608f3f7a4ad14a9556/FLAG8244c203f [2024-12-05 22:33:21,554 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data/eb2a19410/2cc0acedc5274f608f3f7a4ad14a9556 [2024-12-05 22:33:21,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:33:21,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:33:21,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:33:21,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:33:21,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:33:21,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745f5d47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21, skipping insertion in model container [2024-12-05 22:33:21,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,590 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:33:21,750 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_65b4da90-5870-4d66-b41f-63ad00195eae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i[915,928] [2024-12-05 22:33:21,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:33:21,809 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:33:21,823 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_65b4da90-5870-4d66-b41f-63ad00195eae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i[915,928] [2024-12-05 22:33:21,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:33:21,862 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:33:21,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21 WrapperNode [2024-12-05 22:33:21,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:33:21,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:33:21,864 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:33:21,864 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:33:21,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,877 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,900 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 115 [2024-12-05 22:33:21,900 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:33:21,901 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:33:21,901 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:33:21,901 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:33:21,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,916 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,927 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:33:21,928 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:33:21,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:33:21,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:33:21,929 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:21" (1/1) ... [2024-12-05 22:33:21,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:33:21,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:33:21,963 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:33:21,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:33:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:33:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:33:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:33:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:33:21,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:33:21,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:33:22,062 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:33:22,064 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:33:22,293 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-05 22:33:22,293 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:33:22,404 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:33:22,404 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:33:22,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:33:22 BoogieIcfgContainer [2024-12-05 22:33:22,405 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:33:22,405 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:33:22,406 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:33:22,417 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:33:22,417 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:33:22" (1/1) ... [2024-12-05 22:33:22,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:33:22,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2024-12-05 22:33:22,485 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2024-12-05 22:33:22,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-05 22:33:22,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:22,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:33:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:33:22,687 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:33:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:33:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:33:22,925 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:33:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:33:23,011 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:33:23,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:33:23 ImpRootNode [2024-12-05 22:33:23,067 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:33:23,067 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:33:23,067 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:33:23,068 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:33:23,068 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:33:22" (3/4) ... [2024-12-05 22:33:23,071 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:33:23,072 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:33:23,073 INFO L158 Benchmark]: Toolchain (without parser) took 1513.26ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 97.4MB in the end (delta: 21.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-12-05 22:33:23,073 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:33:23,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.10ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 106.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:33:23,074 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.37ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:33:23,074 INFO L158 Benchmark]: Boogie Preprocessor took 26.40ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:33:23,075 INFO L158 Benchmark]: RCFGBuilder took 476.88ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 80.4MB in the end (delta: 22.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:33:23,075 INFO L158 Benchmark]: CodeCheck took 661.13ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 98.0MB in the end (delta: -17.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:33:23,076 INFO L158 Benchmark]: Witness Printer took 4.31ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 97.4MB in the end (delta: 13.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:33:23,078 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, 66 NumberOfCodeBlocks, 66 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 someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someUnaryFLOAToperation at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 1000000000.1; [L23] float var_1_2 = 256.75; [L24] unsigned char var_1_3 = 1; [L25] float var_1_4 = 8.2; [L26] signed long int var_1_5 = -32; [L27] signed long int var_1_6 = 4; [L28] signed char var_1_7 = 5; [L29] signed char var_1_8 = 64; [L30] signed char var_1_9 = 16; [L31] signed char var_1_10 = 64; [L32] signed char var_1_11 = -64; [L33] double var_1_12 = 15.9; [L34] double var_1_13 = 1.5; [L35] double var_1_14 = 10000000000.375; [L36] unsigned char var_1_15 = 1; [L99] isInitial = 1 [L100] FCALL initially() [L102] FCALL updateLastVariables() [L103] CALL updateVariables() [L63] var_1_2 = __VERIFIER_nondet_float() [L64] 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=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) [L64] 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=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=1, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L65] var_1_3 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L67] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_4=41/5, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L68] var_1_4 = __VERIFIER_nondet_float() [L69] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=4, var_1_7=5, var_1_8=64, var_1_9=16] [L70] var_1_6 = __VERIFIER_nondet_long() [L71] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L72] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=64, var_1_9=16] [L73] var_1_8 = __VERIFIER_nondet_char() [L74] CALL assume_abort_if_not(var_1_8 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_8 >= 63) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L75] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=16] [L76] var_1_9 = __VERIFIER_nondet_char() [L77] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L78] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=64, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L79] var_1_10 = __VERIFIER_nondet_char() [L80] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L81] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=159/10, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L82] var_1_12 = __VERIFIER_nondet_double() [L83] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_13=3/2, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L84] var_1_13 = __VERIFIER_nondet_double() [L85] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427387900e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427387900e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_14=80000000003/8, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L86] var_1_14 = __VERIFIER_nondet_double() [L87] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427387900e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427387900e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_15=1, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L88] var_1_15 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L90] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_15=-255, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_15=-255, var_1_1=10000000001/10, var_1_3=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L103] RET updateVariables() [L104] CALL step() [L40] COND TRUE 0.625f > var_1_2 [L41] COND FALSE !(\read(var_1_3)) [L47] COND FALSE !(\read(var_1_3)) [L50] signed long int stepLocal_0 = var_1_6; [L51] COND FALSE !(((64 - 25) - (var_1_8 - var_1_9)) >= stepLocal_0) [L54] COND TRUE (var_1_12 - (var_1_13 + var_1_14)) <= var_1_1 [L55] COND FALSE !(var_1_3 && var_1_15) [L58] var_1_11 = var_1_9 [L104] RET step() [L105] CALL, EXPR property() [L95-L96] return ((((0.625f > var_1_2) ? (var_1_3 ? (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : 1) : (var_1_1 == ((float) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) && (var_1_3 ? (var_1_5 == ((signed long int) ((10 + var_1_6) - 2))) : 1)) && ((((64 - 25) - (var_1_8 - var_1_9)) >= var_1_6) ? (var_1_7 == ((signed char) (((((var_1_9 - 32)) > (var_1_10)) ? ((var_1_9 - 32)) : (var_1_10))))) : 1)) && (((var_1_12 - (var_1_13 + var_1_14)) <= var_1_1) ? ((var_1_3 && var_1_15) ? (var_1_11 == ((signed char) var_1_10)) : (var_1_11 == ((signed char) var_1_9))) : 1) ; [L105] RET, EXPR property() [L105] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_15=-255, var_1_1=10000000001/10, var_1_3=0, var_1_4=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_15=-255, var_1_1=10000000001/10, var_1_3=0, var_1_4=0, var_1_5=-32, var_1_6=0, var_1_7=5, var_1_8=63, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.10ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 106.2MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.37ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.40ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 476.88ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 80.4MB in the end (delta: 22.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 661.13ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 98.0MB in the end (delta: -17.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.31ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 97.4MB in the end (delta: 13.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:33:23,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/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_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/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_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/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_65b4da90-5870-4d66-b41f-63ad00195eae/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 b88bda8e1a4209131fc4a459b5a961cf1cc3c7f6d9206d86670129fed231a369 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:33:25,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:33:25,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:33:25,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:33:25,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:33:25,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:33:25,426 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:33:25,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:33:25,426 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:33:25,426 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:33:25,426 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:33:25,427 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:33:25,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:33:25,427 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:33:25,427 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:33:25,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:33:25,427 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:33:25,427 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:33:25,427 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:33:25,427 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:33:25,428 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:33:25,428 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:33:25,428 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:33:25,428 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:33:25,428 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:33:25,428 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:33:25,428 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:25,428 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:33:25,428 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:33:25,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:33:25,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:33:25,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:33:25,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:33:25,429 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:33:25,429 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:25,429 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:33:25,429 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_65b4da90-5870-4d66-b41f-63ad00195eae/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 -> b88bda8e1a4209131fc4a459b5a961cf1cc3c7f6d9206d86670129fed231a369 [2024-12-05 22:33:25,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:33:25,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:33:25,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:33:25,734 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:33:25,735 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:33:25,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i [2024-12-05 22:33:28,795 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data/4b1e90eb4/941b0d2e1afe4584938e2699b1961372/FLAG6ab6b97e0 [2024-12-05 22:33:28,987 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:33:28,988 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i [2024-12-05 22:33:28,996 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data/4b1e90eb4/941b0d2e1afe4584938e2699b1961372/FLAG6ab6b97e0 [2024-12-05 22:33:29,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/data/4b1e90eb4/941b0d2e1afe4584938e2699b1961372 [2024-12-05 22:33:29,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:33:29,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:33:29,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:33:29,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:33:29,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:33:29,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d37eaf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29, skipping insertion in model container [2024-12-05 22:33:29,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:33:29,189 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_65b4da90-5870-4d66-b41f-63ad00195eae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i[915,928] [2024-12-05 22:33:29,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:33:29,252 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:33:29,263 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_65b4da90-5870-4d66-b41f-63ad00195eae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-65.i[915,928] [2024-12-05 22:33:29,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:33:29,304 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:33:29,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29 WrapperNode [2024-12-05 22:33:29,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:33:29,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:33:29,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:33:29,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:33:29,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,325 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,348 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2024-12-05 22:33:29,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:33:29,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:33:29,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:33:29,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:33:29,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,368 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:33:29,380 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:33:29,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:33:29,381 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:33:29,382 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:33:29" (1/1) ... [2024-12-05 22:33:29,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:33:29,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:33:29,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:33:29,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:33:29,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:33:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:33:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:33:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:33:29,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:33:29,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:33:29,512 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:33:29,514 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:33:34,891 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-05 22:33:34,891 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:33:34,993 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:33:34,993 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:33:34,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:33:34 BoogieIcfgContainer [2024-12-05 22:33:34,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:33:34,995 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:33:34,995 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:33:35,007 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:33:35,007 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:33:34" (1/1) ... [2024-12-05 22:33:35,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:33:35,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2024-12-05 22:33:35,065 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2024-12-05 22:33:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-05 22:33:35,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:35,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:35,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:35,074 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:35,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:33:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:36,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:36,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:33:36,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:39,259 WARN L286 SmtUtils]: Spent 5.34s on a formula simplification. DAG size of input: 342 DAG size of output: 345 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:46:11,203 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 159 proven. 33 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-12-05 22:46:11,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:46:13,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:46:15,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:46:16,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:46:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 68 states and 130 transitions. [2024-12-05 22:46:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 130 transitions. [2024-12-05 22:46:17,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-05 22:46:17,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:17,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:17,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:17,283 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:17,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65b4da90-5870-4d66-b41f-63ad00195eae/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:46:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:18,010 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:18,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:46:18,801 INFO L279 TraceCheckSpWp]: Computing forward predicates...