./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.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_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/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_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/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_800bd562-e446-4e09-a8bc-9a966066c402/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 dcce0cb200f0b6b82254c63bdf1faa4faeaaad1e486287e1ff6c761f60d02606 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:03:19,217 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:03:19,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:03:19,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:03:19,280 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:03:19,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:03:19,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:03:19,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:03:19,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:03:19,300 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:03:19,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:03:19,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:03:19,301 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:03:19,301 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:03:19,301 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:03:19,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:03:19,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:03:19,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:03:19,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:03:19,301 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:03:19,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:03:19,302 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:03:19,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:03:19,302 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:03:19,302 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:03:19,302 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:03:19,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:03:19,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:03:19,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:03:19,302 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:03:19,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:03:19,303 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:03:19,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:03:19,303 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_800bd562-e446-4e09-a8bc-9a966066c402/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 -> dcce0cb200f0b6b82254c63bdf1faa4faeaaad1e486287e1ff6c761f60d02606 [2024-12-06 01:03:19,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:03:19,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:03:19,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:03:19,549 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:03:19,549 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:03:19,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i [2024-12-06 01:03:22,161 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data/8a3f88b7f/06c5f4678442447eaefd0fdde6f6db1e/FLAG107fc4df3 [2024-12-06 01:03:22,367 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:03:22,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i [2024-12-06 01:03:22,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data/8a3f88b7f/06c5f4678442447eaefd0fdde6f6db1e/FLAG107fc4df3 [2024-12-06 01:03:22,751 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data/8a3f88b7f/06c5f4678442447eaefd0fdde6f6db1e [2024-12-06 01:03:22,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:03:22,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:03:22,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:03:22,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:03:22,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:03:22,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:22,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7348c63a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22, skipping insertion in model container [2024-12-06 01:03:22,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:22,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:03:22,878 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_800bd562-e446-4e09-a8bc-9a966066c402/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i[913,926] [2024-12-06 01:03:22,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:03:22,923 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:03:22,931 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_800bd562-e446-4e09-a8bc-9a966066c402/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i[913,926] [2024-12-06 01:03:22,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:03:22,963 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:03:22,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22 WrapperNode [2024-12-06 01:03:22,964 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:03:22,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:03:22,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:03:22,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:03:22,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:22,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:22,995 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-12-06 01:03:22,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:03:22,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:03:22,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:03:22,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:03:23,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,008 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:03:23,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:03:23,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:03:23,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:03:23,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:22" (1/1) ... [2024-12-06 01:03:23,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:03:23,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:03:23,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:03:23,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:03:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:03:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:03:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:03:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:03:23,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:03:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:03:23,132 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:03:23,134 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:03:23,294 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 01:03:23,294 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:03:23,373 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:03:23,373 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:03:23,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:03:23 BoogieIcfgContainer [2024-12-06 01:03:23,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:03:23,374 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:03:23,374 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:03:23,382 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:03:23,383 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:03:23" (1/1) ... [2024-12-06 01:03:23,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:03:23,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:03:23,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 40 states and 59 transitions. [2024-12-06 01:03:23,435 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 59 transitions. [2024-12-06 01:03:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 01:03:23,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:03:23,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:03:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:03:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:03:23,728 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:03:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:03:23,830 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:03:23,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:03:23 ImpRootNode [2024-12-06 01:03:23,880 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:03:23,880 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:03:23,880 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:03:23,881 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:03:23,881 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:03:23" (3/4) ... [2024-12-06 01:03:23,883 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:03:23,884 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:03:23,885 INFO L158 Benchmark]: Toolchain (without parser) took 1127.98ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 110.0MB in the end (delta: 6.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2024-12-06 01:03:23,885 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:03:23,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.19ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 103.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:03:23,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.09ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:03:23,886 INFO L158 Benchmark]: Boogie Preprocessor took 20.28ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 101.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:03:23,887 INFO L158 Benchmark]: RCFGBuilder took 356.90ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 78.7MB in the end (delta: 22.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:03:23,887 INFO L158 Benchmark]: CodeCheck took 505.36ms. Allocated memory is still 142.6MB. Free memory was 78.7MB in the beginning and 110.0MB in the end (delta: -31.3MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2024-12-06 01:03:23,887 INFO L158 Benchmark]: Witness Printer took 3.80ms. Allocated memory is still 142.6MB. Free memory was 110.0MB in the beginning and 110.0MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:03:23,889 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, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 73 NumberOfCodeBlocks, 73 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 71, overapproximation of someBinaryFLOATComparisonOperation at line 78, overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryArithmeticFLOAToperation at line 42. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 255.5; [L23] unsigned char var_1_2 = 16; [L24] float var_1_4 = 1000000000000000.6; [L25] float var_1_5 = 500.5; [L26] float var_1_6 = 99999999999.5; [L27] unsigned char var_1_7 = 1; [L28] float var_1_8 = 127.25; [L29] float var_1_9 = 4.8; [L30] float var_1_10 = 0.4; [L31] signed long int var_1_11 = 0; [L32] signed long int var_1_12 = 256; [L33] signed long int var_1_13 = 25; [L34] signed long int var_1_14 = -5; [L35] signed short int var_1_15 = 2; [L36] signed long int var_1_16 = -50; [L104] isInitial = 1 [L105] FCALL initially() [L107] FCALL updateLastVariables() [L108] CALL updateVariables() [L65] var_1_2 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_4=5000000000000003/5, var_1_5=1001/2, var_1_6=199999999999/2, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_4=5000000000000003/5, var_1_5=1001/2, var_1_6=199999999999/2, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L67] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_4=5000000000000003/5, var_1_5=1001/2, var_1_6=199999999999/2, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_4=5000000000000003/5, var_1_5=1001/2, var_1_6=199999999999/2, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L68] var_1_4 = __VERIFIER_nondet_float() [L69] CALL assume_abort_if_not((var_1_4 >= 0.0F && 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=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_5=1001/2, var_1_6=199999999999/2, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_5=1001/2, var_1_6=199999999999/2, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L70] var_1_5 = __VERIFIER_nondet_float() [L71] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_6=199999999999/2, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_6=199999999999/2, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L72] var_1_6 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=1, var_1_8=509/4, var_1_9=24/5] [L74] var_1_7 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_8=509/4, var_1_9=24/5] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_8=509/4, var_1_9=24/5] [L76] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0, var_1_8=509/4, var_1_9=24/5] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0, var_1_8=509/4, var_1_9=24/5] [L77] var_1_8 = __VERIFIER_nondet_float() [L78] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0, var_1_9=24/5] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0, var_1_9=24/5] [L79] var_1_9 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L81] var_1_10 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=0, var_1_12=256, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L83] var_1_12 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_12 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=121, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_12 >= -1) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L85] CALL assume_abort_if_not(var_1_12 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=121, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_12 <= 2147483646) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=25, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L86] var_1_13 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L88] CALL assume_abort_if_not(var_1_13 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_13 <= 2147483646) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=2, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L89] var_1_15 = __VERIFIER_nondet_short() [L90] CALL assume_abort_if_not(var_1_15 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_15 >= -32768) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L91] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L92] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=-50, var_1_1=511/2, var_1_2=120, var_1_7=0] [L93] var_1_16 = __VERIFIER_nondet_long() [L94] CALL assume_abort_if_not(var_1_16 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=0, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_16 >= -1073741823) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=0, var_1_1=511/2, var_1_2=120, var_1_7=0] [L95] CALL assume_abort_if_not(var_1_16 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=0, var_1_1=511/2, var_1_2=120, var_1_7=0] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_16 <= 1073741823) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=-5, var_1_15=1, var_1_16=0, var_1_1=511/2, var_1_2=120, var_1_7=0] [L108] RET updateVariables() [L109] CALL step() [L40] signed long int stepLocal_0 = (((8) < 0 ) ? -(8) : (8)); [L41] COND FALSE !((((((200) < (128)) ? (200) : (128))) - var_1_2) > stepLocal_0) [L44] COND FALSE !(\read(var_1_7)) [L48] COND FALSE !((var_1_5 + var_1_6) == var_1_1) [L51] var_1_11 = var_1_13 [L53] signed long int stepLocal_1 = var_1_12 % var_1_15; [L54] COND FALSE !(var_1_9 == var_1_4) [L57] COND FALSE !(stepLocal_1 != var_1_13) [L60] var_1_14 = var_1_16 [L109] RET step() [L110] CALL, EXPR property() [L100-L101] return ((((((((200) < (128)) ? (200) : (128))) - var_1_2) > ((((8) < 0 ) ? -(8) : (8)))) ? (var_1_1 == ((float) (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))) - var_1_6))) : (var_1_7 ? (var_1_1 == ((float) (((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))) + var_1_10))) : 1)) && (((var_1_5 + var_1_6) == var_1_1) ? (var_1_11 == ((signed long int) (((((var_1_2) < (var_1_12)) ? (var_1_2) : (var_1_12))) - var_1_13))) : (var_1_11 == ((signed long int) var_1_13)))) && ((var_1_9 == var_1_4) ? (var_1_14 == ((signed long int) var_1_13)) : (((var_1_12 % var_1_15) != var_1_13) ? (var_1_14 == ((signed long int) ((((((var_1_15 + var_1_2) + var_1_16)) > (var_1_13)) ? (((var_1_15 + var_1_2) + var_1_16)) : (var_1_13))))) : (var_1_14 == ((signed long int) var_1_16)))) ; [L110] RET, EXPR property() [L110] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_1=511/2, var_1_2=120, var_1_7=0] [L19] reach_error() VAL [isInitial=1, var_1_11=0, var_1_12=121, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_1=511/2, var_1_2=120, var_1_7=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.19ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 103.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.09ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.1MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.28ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 101.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 356.90ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 78.7MB in the end (delta: 22.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 505.36ms. Allocated memory is still 142.6MB. Free memory was 78.7MB in the beginning and 110.0MB in the end (delta: -31.3MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Witness Printer took 3.80ms. Allocated memory is still 142.6MB. Free memory was 110.0MB in the beginning and 110.0MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:03:23,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/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_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/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_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/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_800bd562-e446-4e09-a8bc-9a966066c402/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 dcce0cb200f0b6b82254c63bdf1faa4faeaaad1e486287e1ff6c761f60d02606 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:03:25,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:03:25,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:03:25,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:03:25,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:03:25,916 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:03:25,916 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:03:25,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:03:25,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:03:25,917 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:03:25,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:03:25,918 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:03:25,918 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:03:25,918 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:03:25,918 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:03:25,918 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:03:25,918 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:03:25,918 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:03:25,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:03:25,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:03:25,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:03:25,919 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:03:25,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:03:25,919 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:03:25,919 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:03:25,919 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:03:25,919 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_800bd562-e446-4e09-a8bc-9a966066c402/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 -> dcce0cb200f0b6b82254c63bdf1faa4faeaaad1e486287e1ff6c761f60d02606 [2024-12-06 01:03:26,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:03:26,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:03:26,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:03:26,158 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:03:26,158 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:03:26,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i [2024-12-06 01:03:28,846 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data/c011ecb12/61ffe95edcf248cebc96f14c5e9decd4/FLAG94795ee94 [2024-12-06 01:03:29,012 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:03:29,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i [2024-12-06 01:03:29,021 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data/c011ecb12/61ffe95edcf248cebc96f14c5e9decd4/FLAG94795ee94 [2024-12-06 01:03:29,032 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/data/c011ecb12/61ffe95edcf248cebc96f14c5e9decd4 [2024-12-06 01:03:29,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:03:29,035 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:03:29,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:03:29,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:03:29,040 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:03:29,041 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2750634d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29, skipping insertion in model container [2024-12-06 01:03:29,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:03:29,181 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_800bd562-e446-4e09-a8bc-9a966066c402/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i[913,926] [2024-12-06 01:03:29,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:03:29,237 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:03:29,248 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_800bd562-e446-4e09-a8bc-9a966066c402/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-99.i[913,926] [2024-12-06 01:03:29,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:03:29,280 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:03:29,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29 WrapperNode [2024-12-06 01:03:29,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:03:29,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:03:29,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:03:29,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:03:29,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,317 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2024-12-06 01:03:29,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:03:29,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:03:29,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:03:29,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:03:29,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,328 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,328 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,335 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,336 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,339 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,341 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,342 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:03:29,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:03:29,346 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:03:29,346 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:03:29,347 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:03:29" (1/1) ... [2024-12-06 01:03:29,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:03:29,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:03:29,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:03:29,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:03:29,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:03:29,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:03:29,399 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:03:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:03:29,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:03:29,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:03:29,457 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:03:29,459 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:03:30,787 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 01:03:30,788 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:03:30,873 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:03:30,873 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:03:30,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:03:30 BoogieIcfgContainer [2024-12-06 01:03:30,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:03:30,874 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:03:30,874 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:03:30,882 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:03:30,882 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:03:30" (1/1) ... [2024-12-06 01:03:30,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:03:30,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:03:30,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 40 states and 59 transitions. [2024-12-06 01:03:30,930 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 59 transitions. [2024-12-06 01:03:30,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 01:03:30,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:03:30,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:03:30,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:03:30,937 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:03:30,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_800bd562-e446-4e09-a8bc-9a966066c402/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:03:32,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:03:32,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:03:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:03:33,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 01:03:33,611 INFO L279 TraceCheckSpWp]: Computing forward predicates...