./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/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 6a0c9b70a7c594a87830ac5b654e0b63f6a113b2d10fec796a2f1b49d4b55982 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:25:50,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:25:50,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:25:50,802 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:25:50,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:25:50,824 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:25:50,825 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:25:50,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:25:50,825 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:25:50,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:25:50,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:25:50,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:25:50,826 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:25:50,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:25:50,826 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:25:50,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:25:50,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:25:50,826 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:25:50,826 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:25:50,826 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:25:50,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:25:50,827 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:25:50,827 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:25:50,827 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:25:50,827 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:25:50,827 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:25:50,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:25:50,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:25:50,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:25:50,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:25:50,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:25:50,828 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:25:50,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:25:50,828 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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/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 -> 6a0c9b70a7c594a87830ac5b654e0b63f6a113b2d10fec796a2f1b49d4b55982 [2024-12-05 22:25:51,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:25:51,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:25:51,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:25:51,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:25:51,083 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:25:51,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i [2024-12-05 22:25:53,799 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data/5fdeacde3/eee13ecccff14685bf96696ec3e85cd2/FLAGe2efcb644 [2024-12-05 22:25:53,981 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:25:53,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i [2024-12-05 22:25:53,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data/5fdeacde3/eee13ecccff14685bf96696ec3e85cd2/FLAGe2efcb644 [2024-12-05 22:25:54,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data/5fdeacde3/eee13ecccff14685bf96696ec3e85cd2 [2024-12-05 22:25:54,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:25:54,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:25:54,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:25:54,355 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:25:54,359 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:25:54,360 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,361 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2854a2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54, skipping insertion in model container [2024-12-05 22:25:54,361 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,375 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:25:54,470 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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i[913,926] [2024-12-05 22:25:54,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:25:54,521 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:25:54,530 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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i[913,926] [2024-12-05 22:25:54,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:25:54,565 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:25:54,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54 WrapperNode [2024-12-05 22:25:54,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:25:54,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:25:54,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:25:54,567 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:25:54,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,612 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-12-05 22:25:54,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:25:54,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:25:54,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:25:54,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:25:54,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,626 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,633 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:25:54,645 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:25:54,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:25:54,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:25:54,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:25:54" (1/1) ... [2024-12-05 22:25:54,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:25:54,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:25:54,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:25:54,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:25:54,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:25:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:25:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:25:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:25:54,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:25:54,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:25:54,784 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:25:54,786 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:25:55,049 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-05 22:25:55,049 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:25:55,145 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:25:55,145 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:25:55,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:25:55 BoogieIcfgContainer [2024-12-05 22:25:55,145 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:25:55,146 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:25:55,146 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:25:55,157 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:25:55,157 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:25:55" (1/1) ... [2024-12-05 22:25:55,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:25:55,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:25:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2024-12-05 22:25:55,217 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2024-12-05 22:25:55,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:25:55,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:25:55,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:25:55,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:25:55,500 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:25:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:25:55,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:25:55,703 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:25:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:25:55,794 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:25:55,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:25:55 ImpRootNode [2024-12-05 22:25:55,849 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:25:55,849 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:25:55,849 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:25:55,849 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:25:55,850 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:25:55" (3/4) ... [2024-12-05 22:25:55,852 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:25:55,853 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:25:55,854 INFO L158 Benchmark]: Toolchain (without parser) took 1500.61ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 54.2MB in the end (delta: 38.0MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-12-05 22:25:55,855 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:25:55,855 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.85ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 79.1MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:25:55,856 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.42ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 76.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:25:55,856 INFO L158 Benchmark]: Boogie Preprocessor took 30.47ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 75.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:25:55,856 INFO L158 Benchmark]: RCFGBuilder took 500.90ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 49.1MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:25:55,857 INFO L158 Benchmark]: CodeCheck took 702.48ms. Allocated memory is still 117.4MB. Free memory was 48.9MB in the beginning and 54.8MB in the end (delta: -5.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:25:55,857 INFO L158 Benchmark]: Witness Printer took 4.35ms. Allocated memory is still 117.4MB. Free memory was 54.8MB in the beginning and 54.2MB in the end (delta: 586.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:25:55,860 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, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 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 45, overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 73. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 32.8; [L23] float var_1_2 = 255.675; [L24] float var_1_3 = 5.5; [L25] float var_1_4 = 128.75; [L26] float var_1_5 = 4.5; [L27] float var_1_6 = 9.25; [L28] unsigned char var_1_7 = 5; [L29] unsigned char var_1_11 = 200; [L30] unsigned char var_1_12 = 8; [L31] unsigned char var_1_13 = 4; [L32] unsigned char var_1_14 = 100; [L33] unsigned char var_1_15 = 64; [L34] unsigned char var_1_16 = 1; [L35] unsigned char var_1_17 = 200; [L36] unsigned char var_1_18 = 2; [L37] unsigned char var_1_19 = 0; [L38] unsigned long int var_1_20 = 1; [L39] signed long int var_1_21 = 64; [L40] unsigned char var_1_22 = 100; [L41] unsigned char last_1_var_1_7 = 5; [L115] isInitial = 1 [L116] FCALL initially() [L118] CALL updateLastVariables() [L108] last_1_var_1_7 = var_1_7 [L118] RET updateLastVariables() [L119] CALL updateVariables() [L72] var_1_2 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L74] var_1_3 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L76] var_1_4 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_5=9/2, var_1_6=37/4, var_1_7=5] [L78] var_1_5 = __VERIFIER_nondet_float() [L79] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_6=37/4, var_1_7=5] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_6=37/4, var_1_7=5] [L80] var_1_6 = __VERIFIER_nondet_float() [L81] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=200, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L82] var_1_11 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_11 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_11 >= 190) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L84] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=8, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L85] var_1_12 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L87] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=4, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L88] var_1_13 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L90] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=100, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L91] var_1_14 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_14 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_14 >= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L93] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=64, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L94] var_1_15 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_15 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_15 >= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L96] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=200, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L97] var_1_17 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_17 >= 191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_17 >= 191) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L99] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=2, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L100] var_1_18 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L102] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L103] var_1_19 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L105] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=1, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=164/5, var_1_20=1, var_1_21=64, var_1_22=100, var_1_7=5] [L119] RET updateVariables() [L120] CALL step() [L45] COND TRUE var_1_2 <= var_1_3 [L46] COND TRUE var_1_3 < ((var_1_4 - var_1_5) + 1.395f) [L47] var_1_1 = var_1_6 [L54] var_1_20 = var_1_14 [L55] var_1_21 = var_1_17 [L56] var_1_22 = 4 [L57] signed long int stepLocal_0 = var_1_21; [L58] COND FALSE !(((var_1_17 - var_1_12) - (8 + var_1_18)) > stepLocal_0) [L61] var_1_16 = var_1_19 [L63] COND FALSE !(\read(var_1_16)) [L120] RET step() [L121] CALL, EXPR property() [L111-L112] return ((((((var_1_2 <= var_1_3) ? ((var_1_3 < ((var_1_4 - var_1_5) + 1.395f)) ? (var_1_1 == ((float) var_1_6)) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (var_1_16 ? ((last_1_var_1_7 != last_1_var_1_7) ? (var_1_7 == ((unsigned char) ((var_1_11 - var_1_12) - var_1_13))) : (var_1_7 == ((unsigned char) (var_1_11 - (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_12))))) : 1)) && ((((var_1_17 - var_1_12) - (8 + var_1_18)) > var_1_21) ? (var_1_16 == ((unsigned char) (! var_1_19))) : (var_1_16 == ((unsigned char) var_1_19)))) && (var_1_20 == ((unsigned long int) var_1_14))) && (var_1_21 == ((signed long int) var_1_17))) && (var_1_22 == ((unsigned char) 4)) ; [L121] RET, EXPR property() [L121] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=0, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=191, var_1_22=4, var_1_6=2, var_1_7=5] [L19] reach_error() VAL [isInitial=1, last_1_var_1_7=5, var_1_11=-66, var_1_12=0, var_1_13=0, var_1_14=63, var_1_15=63, var_1_16=0, var_1_17=191, var_1_18=0, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=191, var_1_22=4, var_1_6=2, var_1_7=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.85ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 79.1MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.42ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 76.3MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.47ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 75.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 500.90ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 49.1MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 702.48ms. Allocated memory is still 117.4MB. Free memory was 48.9MB in the beginning and 54.8MB in the end (delta: -5.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.35ms. Allocated memory is still 117.4MB. Free memory was 54.8MB in the beginning and 54.2MB in the end (delta: 586.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:25:55,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/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 6a0c9b70a7c594a87830ac5b654e0b63f6a113b2d10fec796a2f1b49d4b55982 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:25:57,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:25:57,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:25:57,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:25:57,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:25:57,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:25:57,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:25:57,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:25:57,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:25:57,960 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:25:57,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:25:57,961 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:25:57,961 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:25:57,961 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:25:57,961 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:25:57,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:25:57,961 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:25:57,961 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:25:57,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:25:57,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:25:57,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:25:57,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:25:57,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:25:57,962 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:25:57,962 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:25:57,962 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:25:57,962 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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/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 -> 6a0c9b70a7c594a87830ac5b654e0b63f6a113b2d10fec796a2f1b49d4b55982 [2024-12-05 22:25:58,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:25:58,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:25:58,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:25:58,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:25:58,203 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:25:58,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i [2024-12-05 22:26:00,962 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data/45a28a228/66223a83773248cc838b1455664bea67/FLAGfac8ec90e [2024-12-05 22:26:01,168 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:26:01,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i [2024-12-05 22:26:01,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data/45a28a228/66223a83773248cc838b1455664bea67/FLAGfac8ec90e [2024-12-05 22:26:01,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/data/45a28a228/66223a83773248cc838b1455664bea67 [2024-12-05 22:26:01,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:26:01,516 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:26:01,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:26:01,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:26:01,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:26:01,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3565b98b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01, skipping insertion in model container [2024-12-05 22:26:01,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,535 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:26:01,637 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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i[913,926] [2024-12-05 22:26:01,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:26:01,690 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:26:01,698 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_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-48.i[913,926] [2024-12-05 22:26:01,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:26:01,733 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:26:01,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01 WrapperNode [2024-12-05 22:26:01,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:26:01,734 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:26:01,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:26:01,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:26:01,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,768 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-12-05 22:26:01,768 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:26:01,768 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:26:01,768 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:26:01,769 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:26:01,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,777 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,784 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:26:01,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:26:01,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:26:01,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:26:01,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:26:01" (1/1) ... [2024-12-05 22:26:01,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:26:01,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:26:01,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:26:01,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:26:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:26:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:26:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:26:01,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:26:01,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:26:01,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:26:01,914 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:26:01,916 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:26:02,544 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-05 22:26:02,545 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:26:02,634 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:26:02,634 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:26:02,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:26:02 BoogieIcfgContainer [2024-12-05 22:26:02,634 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:26:02,635 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:26:02,635 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:26:02,646 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:26:02,646 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:26:02" (1/1) ... [2024-12-05 22:26:02,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:26:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:02,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2024-12-05 22:26:02,700 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2024-12-05 22:26:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:26:02,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:02,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:26:02,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:26:02,709 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:26:02,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:26:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:03,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:26:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:03,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:26:03,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:26:22,114 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:26:22,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:26:23,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:23,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 68 states and 106 transitions. [2024-12-05 22:26:23,435 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2024-12-05 22:26:23,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:26:23,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:23,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:26:23,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:26:23,438 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:26:23,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:26:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:24,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:26:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:24,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:26:24,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:26:40,208 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:26:40,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:26:40,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 68 states and 106 transitions. [2024-12-05 22:26:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2024-12-05 22:26:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:26:40,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:40,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:26:40,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:26:40,227 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:26:40,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:26:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:40,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:26:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:41,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:26:41,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:26:56,307 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:26:56,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:26:56,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:26:56,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 68 states and 106 transitions. [2024-12-05 22:26:56,325 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2024-12-05 22:26:56,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:26:56,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:26:56,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:26:56,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:26:56,329 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:26:56,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:26:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:56,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:26:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:26:57,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:26:57,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:27:11,396 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:27:11,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:27:11,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:27:11,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 68 states and 106 transitions. [2024-12-05 22:27:11,408 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2024-12-05 22:27:11,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:27:11,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:27:11,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:27:11,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:27:11,411 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:27:11,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 22:27:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:11,930 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:27:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:11,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:27:11,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:27:25,650 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:27:25,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-12-05 22:27:26,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:27:26,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:27:26,528 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:27:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:27:26,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:27:26,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:27:26,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:27:26,532 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:27:26,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 22:27:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:27,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:27:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:27,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:27:27,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:27:40,117 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:27:40,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 22:27:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:27:40,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:27:40,259 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:27:40,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:27:40,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:27:40,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:27:40,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:27:40,261 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:27:40,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 22:27:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:40,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:27:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:41,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:27:41,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:27:55,073 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:27:55,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 22:27:55,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:27:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:27:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:27:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:27:55,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:27:55,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:27:55,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:27:55,092 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:27:55,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 22:27:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:55,592 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:27:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:27:55,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:27:55,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:28:11,024 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:28:11,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 22:28:11,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:11,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:28:11,041 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:28:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:28:11,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:11,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:28:11,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:28:11,045 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:28:11,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 22:28:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:11,610 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:28:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:12,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:28:12,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:28:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:28:27,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 22:28:27,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:27,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:28:27,730 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:28:27,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:28:27,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:27,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:28:27,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:28:27,734 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:28:27,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 22:28:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:28,281 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:28:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:28,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:28:28,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:28:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:28:42,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 22:28:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:42,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:28:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:28:42,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:28:42,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:42,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:28:42,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:28:42,362 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:28:42,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 22:28:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:42,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:28:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:43,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:28:43,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:28:57,755 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:28:57,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 22:28:57,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:57,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:28:57,769 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:28:57,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:28:57,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:57,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:28:57,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:28:57,772 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:28:57,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 22:28:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:58,316 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:28:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:58,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:28:58,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:12,439 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:29:12,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 22:29:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:12,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:29:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:29:12,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:29:12,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:12,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:12,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:12,457 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:12,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 22:29:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:12,998 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:13,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:13,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:29:13,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:27,305 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:29:27,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 22:29:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:28,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:29:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:29:28,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:29:28,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:28,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:28,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:28,153 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:28,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 22:29:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:28,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:29,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:29:29,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:42,106 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:29:42,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 22:29:42,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:29:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:29:42,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:29:42,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:42,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:42,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:42,141 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:42,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 22:29:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:42,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:42,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:29:42,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:29:57,585 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:29:57,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 22:29:57,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:57,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:29:57,598 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:29:57,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:29:57,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:57,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:29:57,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:29:57,601 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:29:57,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 22:29:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:58,148 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:29:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:58,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:29:58,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:30:13,821 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:30:13,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 22:30:13,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:13,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 80 states and 188 transitions. [2024-12-05 22:30:13,835 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 188 transitions. [2024-12-05 22:30:13,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:30:13,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:13,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:30:13,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:30:13,837 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:30:13,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 22:30:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:14,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:30:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:15,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 22:30:15,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:30:30,752 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 143 proven. 43 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-12-05 22:30:30,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 22:30:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:30:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 193 transitions. [2024-12-05 22:30:31,823 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 193 transitions. [2024-12-05 22:30:31,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:30:31,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:30:31,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:30:31,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:30:31,826 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:30:31,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 22:30:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:32,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:30:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:30:32,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:30:32,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:30:58,280 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 322 proven. 33 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-12-05 22:30:58,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 22:31:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 193 transitions. [2024-12-05 22:31:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 193 transitions. [2024-12-05 22:31:00,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:31:00,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:00,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:00,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:00,983 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:00,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 22:31:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:01,540 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:01,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:31:01,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:15,600 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:31:15,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 22:31:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:31:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:31:16,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:31:16,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:16,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:16,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:16,930 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:16,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 22:31:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:17,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:17,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:31:17,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:32,473 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:31:32,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 22:31:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:32,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:31:32,487 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:31:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:31:32,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:32,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:32,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:32,490 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:32,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 22:31:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:33,031 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:33,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:31:33,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:31:47,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 22:31:47,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:47,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:31:47,984 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:31:47,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:31:47,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:47,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:47,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:47,986 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:47,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 22:31:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:48,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:48,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:31:48,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:04,027 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:32:04,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 22:32:04,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:04,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:32:04,040 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:32:04,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:32:04,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:04,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:04,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:04,042 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:04,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 22:32:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:04,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:04,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:32:04,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:32:18,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 22:32:18,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:18,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:32:18,922 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:32:18,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:32:18,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:18,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:18,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:18,924 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:18,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 22:32:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:19,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:19,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:32:19,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:32:33,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 22:32:33,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:33,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:32:33,137 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:32:33,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:32:33,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:33,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:33,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:33,140 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:33,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 22:32:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:33,709 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:34,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:32:34,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:49,549 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:32:49,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 22:32:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:32:49,564 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:32:49,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:32:49,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:49,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:49,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:49,566 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:49,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 22:32:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:50,121 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:50,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:32:50,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:33:05,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 22:33:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:05,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:33:05,062 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:33:05,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:33:05,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:05,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:05,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:05,064 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:05,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 22:33:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:05,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:05,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:33:05,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:33:20,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 22:33:20,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:33:20,753 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:33:20,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:33:20,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:20,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:20,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:20,755 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:20,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 22:33:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:21,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:21,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:33:21,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:36,396 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:33:36,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 22:33:36,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:36,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:33:36,424 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:33:36,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:33:36,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:36,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:36,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:36,427 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:36,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 22:33:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:36,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:37,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:37,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:33:37,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:52,821 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:33:52,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 22:33:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:52,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:33:52,835 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:33:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:33:52,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:52,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:52,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:52,838 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:52,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 22:33:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:53,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:53,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:33:53,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:07,799 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:34:07,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 22:34:07,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:07,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:34:07,813 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:34:07,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:34:07,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:07,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:07,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:07,815 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:07,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 22:34:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:08,392 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:08,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:34:08,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:34:23,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 22:34:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:23,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:34:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:34:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:34:23,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:23,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:23,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:23,692 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:23,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 22:34:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:24,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:24,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:34:24,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:34:49,303 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 322 proven. 33 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-12-05 22:34:49,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 22:34:49,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:34:49,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:34:49,318 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:34:49,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:34:49,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:34:49,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:34:49,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:34:49,320 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:34:49,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 22:34:49,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:49,865 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:34:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:34:49,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:34:49,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:06,288 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:35:06,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 22:35:06,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:06,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:35:06,304 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:35:06,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:35:06,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:06,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:06,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:06,306 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:06,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 22:35:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:06,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:07,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:35:07,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:22,596 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:35:22,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 22:35:22,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:22,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:35:22,611 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:35:22,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:35:22,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:22,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:22,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:22,613 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:22,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 22:35:23,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:23,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:23,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:35:23,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:37,230 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:35:37,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 22:35:38,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:35:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:35:38,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:35:38,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:38,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:38,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:38,043 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:38,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 22:35:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:38,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:38,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:35:38,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:35:53,868 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:35:53,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 22:35:54,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:54,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:35:54,654 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:35:54,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:35:54,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:54,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:54,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:54,656 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:54,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 22:35:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:55,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:55,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:35:55,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:10,743 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:36:10,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-12-05 22:36:10,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:10,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:36:10,757 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:36:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:36:10,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:10,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:10,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:10,759 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:10,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 22:36:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:11,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:11,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:36:11,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:27,032 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:36:27,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 22:36:27,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:27,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:36:27,046 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:36:27,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:36:27,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:27,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:27,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:27,048 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:27,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 22:36:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:27,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:27,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:36:27,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:42,655 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:36:42,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 22:36:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:36:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:36:42,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:36:42,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:42,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:42,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:42,671 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:42,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 22:36:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:43,224 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:43,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:36:43,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:36:57,946 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:36:57,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 22:36:57,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:36:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:36:57,960 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:36:57,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:36:57,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:36:57,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:36:57,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:36:57,962 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:36:57,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 22:36:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:58,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:36:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:36:58,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:36:58,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:12,926 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:37:12,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 22:37:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:12,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:37:12,940 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:37:12,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:37:12,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:12,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:12,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:12,942 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:12,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 22:37:13,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:13,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:13,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:37:13,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:37:28,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 22:37:28,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:37:28,422 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:37:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:37:28,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:28,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:28,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:28,424 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:28,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 22:37:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:29,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:29,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:37:29,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:43,217 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:37:43,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 22:37:43,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:43,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:37:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:37:43,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:37:43,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:43,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:43,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:43,233 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:43,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 22:37:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:43,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:43,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:37:43,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:37:58,946 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:37:58,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 22:37:58,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:37:58,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:37:58,960 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:37:58,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:37:58,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:37:58,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:37:58,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:37:58,962 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:37:58,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 22:37:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:59,494 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:37:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:37:59,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:37:59,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:38:15,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 22:38:15,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:15,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:38:15,611 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:38:15,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:38:15,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:15,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:15,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:15,613 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:15,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 22:38:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:16,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:16,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:38:16,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:31,280 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:38:31,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 22:38:31,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:31,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:38:31,295 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:38:31,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:38:31,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:31,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:31,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:31,297 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:31,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 22:38:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:31,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:31,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:38:31,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:45,914 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:38:45,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-05 22:38:45,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:45,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:38:45,928 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:38:45,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:38:45,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:45,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:45,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:45,930 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:45,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 22:38:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:46,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:46,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:38:46,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:39:01,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 22:39:01,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:01,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:39:01,452 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:39:01,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:39:01,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:01,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:01,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:01,454 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:01,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-05 22:39:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:01,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:02,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:39:02,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:16,612 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:39:16,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-05 22:39:16,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:16,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:39:16,625 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:39:16,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:39:16,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:16,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:16,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:16,627 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:16,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-05 22:39:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:17,158 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:17,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:39:17,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:32,041 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:39:32,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-12-05 22:39:32,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:39:32,055 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:39:32,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:39:32,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:32,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:32,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:32,057 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:32,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-05 22:39:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:32,597 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:32,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:39:32,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:48,344 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:39:48,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-12-05 22:39:48,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:48,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:39:48,358 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:39:48,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:39:48,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:48,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:48,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:48,360 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:48,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-05 22:39:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:48,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:49,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:39:49,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:04,575 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:40:04,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-05 22:40:04,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:04,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:40:04,588 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:40:04,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:40:04,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:04,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:04,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:04,590 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:04,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-05 22:40:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:05,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:05,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:40:05,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:20,036 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:40:20,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-05 22:40:20,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:20,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:40:20,049 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:40:20,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:40:20,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:20,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:20,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:20,051 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:20,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-05 22:40:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:20,598 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:20,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:40:20,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:34,910 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:40:34,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-12-05 22:40:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:34,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:40:34,924 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:40:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:40:34,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:34,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:34,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:34,926 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:34,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-05 22:40:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:35,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:35,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:40:35,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:50,666 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 151 proven. 28 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2024-12-05 22:40:50,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-05 22:40:50,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:50,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 203 transitions. [2024-12-05 22:40:50,679 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 203 transitions. [2024-12-05 22:40:50,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:40:50,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:50,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:50,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:50,681 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:50,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49fdf1c6-5f61-4c59-b293-9e9887b01fc0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-05 22:40:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:51,172 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:51,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:40:51,230 INFO L279 TraceCheckSpWp]: Computing forward predicates...