./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/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 d503c282d85243d142373f18b0a752b2216884ab0cd5bf171a1a20688d28f7ae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:12:32,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:12:32,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:12:32,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:12:32,388 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:12:32,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:12:32,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:12:32,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:12:32,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:12:32,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:12:32,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:12:32,408 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:12:32,409 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:12:32,409 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:12:32,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:12:32,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:12:32,409 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:12:32,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:32,409 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:12:32,409 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:12:32,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:12:32,410 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:12:32,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:12:32,410 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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/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 -> d503c282d85243d142373f18b0a752b2216884ab0cd5bf171a1a20688d28f7ae [2024-12-06 06:12:32,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:12:32,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:12:32,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:12:32,619 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:12:32,619 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:12:32,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i [2024-12-06 06:12:35,201 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data/4a9ec6b90/2958895e5455495b8d6921e13b18b0e5/FLAG5c7b48fb8 [2024-12-06 06:12:35,416 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:12:35,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i [2024-12-06 06:12:35,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data/4a9ec6b90/2958895e5455495b8d6921e13b18b0e5/FLAG5c7b48fb8 [2024-12-06 06:12:35,766 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data/4a9ec6b90/2958895e5455495b8d6921e13b18b0e5 [2024-12-06 06:12:35,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:12:35,770 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:12:35,771 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:35,771 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:12:35,774 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:12:35,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:35,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@603f6883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35, skipping insertion in model container [2024-12-06 06:12:35,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:35,790 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:12:35,889 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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i[917,930] [2024-12-06 06:12:35,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:35,934 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:12:35,941 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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i[917,930] [2024-12-06 06:12:35,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:35,965 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:12:35,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35 WrapperNode [2024-12-06 06:12:35,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:35,966 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:35,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:12:35,966 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:12:35,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:35,976 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:35,992 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-12-06 06:12:35,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:35,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:12:35,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:12:35,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:12:35,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:35,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:35,999 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:35,999 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:36,004 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:36,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:36,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:36,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:36,010 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:36,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:12:36,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:12:36,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:12:36,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:12:36,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:35" (1/1) ... [2024-12-06 06:12:36,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:36,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:12:36,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:12:36,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:12:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:12:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:12:36,056 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:12:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:12:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:12:36,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:12:36,109 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:12:36,110 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:12:36,283 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 06:12:36,283 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:12:36,368 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:12:36,368 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:12:36,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:36 BoogieIcfgContainer [2024-12-06 06:12:36,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:12:36,369 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:12:36,369 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:12:36,377 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:12:36,377 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:36" (1/1) ... [2024-12-06 06:12:36,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:12:36,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 40 states and 59 transitions. [2024-12-06 06:12:36,425 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 59 transitions. [2024-12-06 06:12:36,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 06:12:36,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:36,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:12:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:12:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:12:36,739 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:12:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:12:36,832 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 06:12:36,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 06:12:36 ImpRootNode [2024-12-06 06:12:36,882 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 06:12:36,883 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 06:12:36,883 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 06:12:36,883 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 06:12:36,884 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:36" (3/4) ... [2024-12-06 06:12:36,886 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 06:12:36,886 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 06:12:36,887 INFO L158 Benchmark]: Toolchain (without parser) took 1117.53ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 104.1MB in the end (delta: 15.2MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-12-06 06:12:36,888 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:12:36,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.61ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 106.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:12:36,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.25ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 104.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:12:36,889 INFO L158 Benchmark]: Boogie Preprocessor took 19.17ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.5MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:12:36,889 INFO L158 Benchmark]: RCFGBuilder took 356.10ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 81.2MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 06:12:36,890 INFO L158 Benchmark]: CodeCheck took 513.39ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 104.1MB in the end (delta: -22.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:12:36,890 INFO L158 Benchmark]: Witness Printer took 3.44ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 104.1MB in the end (delta: 13.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:12:36,892 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 73, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 71, overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someBinaryFLOATComparisonOperation at line 78, 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 = 2000000000.6; [L25] float var_1_5 = 500.5; [L26] float var_1_6 = 999999999.5; [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=10000000003/5, var_1_5=1001/2, var_1_6=1999999999/2, 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=10000000003/5, var_1_5=1001/2, var_1_6=1999999999/2, 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=10000000003/5, var_1_5=1001/2, var_1_6=1999999999/2, 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=10000000003/5, var_1_5=1001/2, var_1_6=1999999999/2, 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=1999999999/2, 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=1999999999/2, 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=1999999999/2, 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=1999999999/2, 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 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.61ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 106.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.25ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 104.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.17ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.5MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 356.10ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 81.2MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 513.39ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 104.1MB in the end (delta: -22.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.44ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 104.1MB 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 [2024-12-06 06:12:36,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/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 d503c282d85243d142373f18b0a752b2216884ab0cd5bf171a1a20688d28f7ae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:12:38,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:12:38,866 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 06:12:38,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:12:38,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:12:38,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:12:38,890 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:12:38,890 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:12:38,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:12:38,891 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:12:38,892 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:12:38,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:12:38,892 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:12:38,892 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:12:38,892 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:12:38,892 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:12:38,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:12:38,892 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:38,892 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:12:38,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:12:38,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:38,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:12:38,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:12:38,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:12:38,893 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:12:38,893 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:38,893 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:12:38,893 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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/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 -> d503c282d85243d142373f18b0a752b2216884ab0cd5bf171a1a20688d28f7ae [2024-12-06 06:12:39,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:12:39,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:12:39,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:12:39,129 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:12:39,130 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:12:39,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i [2024-12-06 06:12:41,816 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data/91dede3cf/67112e64bd7d4b9b823af94c6b24b4eb/FLAG4a79584bb [2024-12-06 06:12:42,016 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:12:42,016 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i [2024-12-06 06:12:42,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data/91dede3cf/67112e64bd7d4b9b823af94c6b24b4eb/FLAG4a79584bb [2024-12-06 06:12:42,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/data/91dede3cf/67112e64bd7d4b9b823af94c6b24b4eb [2024-12-06 06:12:42,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:12:42,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:12:42,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:42,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:12:42,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:12:42,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570ca123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42, skipping insertion in model container [2024-12-06 06:12:42,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,401 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:12:42,500 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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i[917,930] [2024-12-06 06:12:42,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:42,546 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:12:42,553 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_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-99.i[917,930] [2024-12-06 06:12:42,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:12:42,581 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:12:42,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42 WrapperNode [2024-12-06 06:12:42,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:12:42,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:42,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:12:42,583 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:12:42,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,612 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2024-12-06 06:12:42,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:12:42,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:12:42,613 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:12:42,613 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:12:42,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,623 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,629 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,630 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,637 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,639 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:12:42,640 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:12:42,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:12:42,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:12:42,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:12:42" (1/1) ... [2024-12-06 06:12:42,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:12:42,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:12:42,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:12:42,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:12:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:12:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:12:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 06:12:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 06:12:42,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:12:42,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:12:42,753 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:12:42,754 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:12:43,594 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 06:12:43,594 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:12:43,676 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:12:43,676 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:12:43,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:43 BoogieIcfgContainer [2024-12-06 06:12:43,676 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:12:43,677 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:12:43,677 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:12:43,685 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:12:43,685 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:12:43" (1/1) ... [2024-12-06 06:12:43,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:12:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:12:43,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 40 states and 59 transitions. [2024-12-06 06:12:43,729 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 59 transitions. [2024-12-06 06:12:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 06:12:43,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:12:43,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:12:43,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:12:43,736 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:12:43,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cb6d377-500c-4146-b6b7-dc7f6e2033ac/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:12:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:44,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:12:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:12:46,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 06:12:46,228 INFO L279 TraceCheckSpWp]: Computing forward predicates...