./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/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 21420ec07872ebdf13b6707327ac11dfce6dd5da26c087213f4c675ac808eb5c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:02:23,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:02:23,449 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:02:23,454 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:02:23,454 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:02:23,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:02:23,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:02:23,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:02:23,473 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:02:23,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:02:23,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:02:23,473 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:02:23,473 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:02:23,473 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:02:23,473 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:02:23,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:02:23,474 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:02:23,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:02:23,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:02:23,474 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:02:23,474 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:02:23,474 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:02:23,474 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:02:23,474 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:02:23,474 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:02:23,474 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:02:23,475 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:02:23,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:23,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:02:23,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:02:23,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:02:23,475 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:02:23,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:02:23,475 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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/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 -> 21420ec07872ebdf13b6707327ac11dfce6dd5da26c087213f4c675ac808eb5c [2024-12-06 04:02:23,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:02:23,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:02:23,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:02:23,728 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:02:23,728 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:02:23,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i [2024-12-06 04:02:26,343 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data/1e2382021/90e2cc7e61374a23953cbf9064e698c4/FLAG89789da08 [2024-12-06 04:02:26,549 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:02:26,550 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i [2024-12-06 04:02:26,555 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data/1e2382021/90e2cc7e61374a23953cbf9064e698c4/FLAG89789da08 [2024-12-06 04:02:26,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data/1e2382021/90e2cc7e61374a23953cbf9064e698c4 [2024-12-06 04:02:26,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:02:26,928 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:02:26,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:26,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:02:26,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:02:26,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:26" (1/1) ... [2024-12-06 04:02:26,933 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8e17a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:26, skipping insertion in model container [2024-12-06 04:02:26,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:26" (1/1) ... [2024-12-06 04:02:26,947 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:02:27,069 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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i[915,928] [2024-12-06 04:02:27,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:27,106 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:02:27,115 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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i[915,928] [2024-12-06 04:02:27,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:27,141 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:02:27,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27 WrapperNode [2024-12-06 04:02:27,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:27,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:27,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:02:27,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:02:27,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,171 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2024-12-06 04:02:27,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:27,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:02:27,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:02:27,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:02:27,179 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,181 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,185 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,190 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,192 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:02:27,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:02:27,193 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:02:27,193 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:02:27,194 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:27,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:02:27,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:02:27,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:02:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:02:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:02:27,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:02:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:02:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:02:27,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:02:27,297 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:02:27,299 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:02:27,439 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 04:02:27,439 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:02:27,514 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:02:27,514 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:02:27,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:27 BoogieIcfgContainer [2024-12-06 04:02:27,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:02:27,515 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:02:27,515 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:02:27,522 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:02:27,522 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:27" (1/1) ... [2024-12-06 04:02:27,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:02:27,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:27,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 04:02:27,568 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 04:02:27,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:27,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:27,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:02:27,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:02:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:27,770 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:02:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:27,842 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:02:27,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:02:27 ImpRootNode [2024-12-06 04:02:27,883 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:02:27,883 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:02:27,884 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:02:27,884 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:02:27,884 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:27" (3/4) ... [2024-12-06 04:02:27,887 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:02:27,888 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:02:27,889 INFO L158 Benchmark]: Toolchain (without parser) took 960.68ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 62.8MB in the end (delta: 55.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 04:02:27,889 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:27,889 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.62ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 106.0MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:02:27,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.05ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:27,890 INFO L158 Benchmark]: Boogie Preprocessor took 20.15ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.7MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:02:27,890 INFO L158 Benchmark]: RCFGBuilder took 321.87ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 84.6MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:02:27,891 INFO L158 Benchmark]: CodeCheck took 367.73ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 63.0MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:02:27,891 INFO L158 Benchmark]: Witness Printer took 4.26ms. Allocated memory is still 142.6MB. Free memory was 63.0MB in the beginning and 62.8MB in the end (delta: 190.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:27,893 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, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 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 70, overapproximation of someBinaryFLOATComparisonOperation at line 75. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.6; [L23] signed char var_1_2 = 5; [L24] signed char var_1_3 = -25; [L25] signed long int var_1_4 = -8; [L26] unsigned char var_1_5 = 1; [L27] signed long int var_1_6 = 256; [L28] unsigned char var_1_7 = 0; [L29] float var_1_8 = 4.6; [L79] isInitial = 1 [L80] FCALL initially() [L82] FCALL updateLastVariables() [L83] CALL updateVariables() [L50] var_1_2 = __VERIFIER_nondet_char() [L51] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=-25, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=-25, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L52] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=-25, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=-25, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L53] var_1_3 = __VERIFIER_nondet_char() [L54] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L55] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L56] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L57] var_1_4 = __VERIFIER_nondet_long() [L58] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L59] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L60] var_1_5 = __VERIFIER_nondet_uchar() [L61] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_6=256, var_1_7=0, var_1_8=23/5] [L62] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L63] var_1_6 = __VERIFIER_nondet_long() [L64] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L65] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L66] var_1_7 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=23/5] [L68] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=23/5] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=23/5] [L69] var_1_8 = __VERIFIER_nondet_float() [L70] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=18/5, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=1] [L83] RET updateVariables() [L84] CALL step() [L33] COND TRUE (var_1_2 / var_1_3) < var_1_4 [L34] COND TRUE \read(var_1_5) [L35] COND TRUE var_1_4 <= ((((var_1_3) < ((var_1_2 * var_1_6))) ? (var_1_3) : ((var_1_2 * var_1_6)))) [L36] COND TRUE \read(var_1_7) [L37] var_1_1 = var_1_8 [L84] RET step() [L85] CALL, EXPR property() [L75-L76] return ((var_1_2 / var_1_3) < var_1_4) ? (var_1_5 ? ((var_1_4 <= ((((var_1_3) < ((var_1_2 * var_1_6))) ? (var_1_3) : ((var_1_2 * var_1_6))))) ? (var_1_7 ? (var_1_1 == ((float) var_1_8)) : (var_1_1 == ((float) var_1_8))) : (var_1_1 == ((float) var_1_8))) : 1) : (var_1_1 == ((float) var_1_8)) ; [L85] RET, EXPR property() [L85] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=2, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=2] [L19] reach_error() VAL [isInitial=1, var_1_1=2, var_1_2=-1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 213.62ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 106.0MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.05ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.15ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.7MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 321.87ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 84.6MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 367.73ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 63.0MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.26ms. Allocated memory is still 142.6MB. Free memory was 63.0MB in the beginning and 62.8MB in the end (delta: 190.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:02:27,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/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 21420ec07872ebdf13b6707327ac11dfce6dd5da26c087213f4c675ac808eb5c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:02:29,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:02:29,921 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:02:29,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:02:29,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:02:29,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:02:29,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:02:29,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:02:29,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:02:29,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:02:29,946 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:02:29,946 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:02:29,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:02:29,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:02:29,947 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:02:29,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:02:29,947 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:02:29,947 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:02:29,947 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:02:29,947 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:02:29,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:02:29,947 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:02:29,947 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:02:29,948 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:02:29,948 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:02:29,948 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:02:29,948 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:29,948 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:02:29,948 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:02:29,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:29,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:02:29,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:02:29,949 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:02:29,949 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:02:29,949 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:29,949 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:02:29,949 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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/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 -> 21420ec07872ebdf13b6707327ac11dfce6dd5da26c087213f4c675ac808eb5c [2024-12-06 04:02:30,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:02:30,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:02:30,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:02:30,204 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:02:30,205 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:02:30,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i [2024-12-06 04:02:32,903 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data/769f99eb4/5bee46cb8fb841ed8d9e506ae5cded44/FLAG048a0ce11 [2024-12-06 04:02:33,084 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:02:33,084 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i [2024-12-06 04:02:33,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data/769f99eb4/5bee46cb8fb841ed8d9e506ae5cded44/FLAG048a0ce11 [2024-12-06 04:02:33,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/data/769f99eb4/5bee46cb8fb841ed8d9e506ae5cded44 [2024-12-06 04:02:33,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:02:33,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:02:33,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:33,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:02:33,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:02:33,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3822d07c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33, skipping insertion in model container [2024-12-06 04:02:33,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,473 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:02:33,571 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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i[915,928] [2024-12-06 04:02:33,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:33,607 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:02:33,615 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_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i[915,928] [2024-12-06 04:02:33,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:33,638 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:02:33,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33 WrapperNode [2024-12-06 04:02:33,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:33,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:33,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:02:33,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:02:33,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,667 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2024-12-06 04:02:33,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:33,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:02:33,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:02:33,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:02:33,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,682 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,686 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,687 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:02:33,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:02:33,689 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:02:33,689 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:02:33,690 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:33" (1/1) ... [2024-12-06 04:02:33,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:33,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:02:33,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:02:33,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:02:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:02:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:02:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:02:33,739 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:02:33,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:02:33,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:02:33,799 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:02:33,801 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:02:34,009 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 04:02:34,009 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:02:34,079 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:02:34,079 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:02:34,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:34 BoogieIcfgContainer [2024-12-06 04:02:34,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:02:34,081 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:02:34,081 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:02:34,089 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:02:34,089 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:34" (1/1) ... [2024-12-06 04:02:34,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:02:34,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:34,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 04:02:34,132 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 04:02:34,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:34,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:34,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:34,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:34,139 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:34,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:02:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:34,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:34,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:34,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:37,197 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:37,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:02:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:37,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-12-06 04:02:37,496 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-12-06 04:02:37,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:37,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:37,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:37,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:37,499 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:37,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:02:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:37,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:37,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:37,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:39,558 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:39,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:02:39,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:39,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-12-06 04:02:39,572 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-12-06 04:02:39,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:39,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:39,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:39,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:39,576 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:39,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:02:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:39,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:40,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:02:40,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:41,685 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:41,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:02:42,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:42,117 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:42,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:42,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:42,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:42,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:42,120 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:42,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:02:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:42,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:42,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:42,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:44,099 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:44,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:02:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:44,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:44,138 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:44,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:44,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:44,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:44,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:44,140 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:44,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:02:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:44,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:44,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:44,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:46,065 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:46,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:02:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:46,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:46,074 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:46,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:46,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:46,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:46,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:46,077 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:46,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:02:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:46,463 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:46,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:02:46,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:48,098 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:48,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:02:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:48,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:48,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:48,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:48,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:48,143 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:48,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:02:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:48,520 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:48,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:48,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:50,100 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:50,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:02:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:50,110 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:50,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:50,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:50,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:50,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:50,113 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:50,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:02:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:50,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:50,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:50,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:50,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:51,968 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:51,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:02:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:51,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:51,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:51,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:51,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:51,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:51,978 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:51,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:02:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:52,361 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:52,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:52,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:53,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:02:53,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:53,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:53,955 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:53,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:53,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:53,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:53,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:53,958 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:53,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:02:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:54,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:54,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:54,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:55,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:02:55,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:55,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:55,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:55,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:55,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:55,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:55,868 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:55,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:02:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:56,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:56,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:56,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:57,692 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:57,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:02:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:57,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:57,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:57,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:57,704 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:57,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:02:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:58,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:58,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:58,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:59,519 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:02:59,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 04:02:59,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:59,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:02:59,530 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:02:59,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:02:59,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:59,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:59,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:59,533 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:59,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:02:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:59,900 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:59,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:59,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:02:59,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:01,514 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:01,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 04:03:01,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:01,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:01,521 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:01,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:01,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:01,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:01,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:01,524 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:01,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:03:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:01,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:01,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:01,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:03,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 04:03:03,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:03,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:03,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:03,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:03,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:03,357 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:03,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:03:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:03,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:03,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:03,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:05,248 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:05,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 04:03:05,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:05,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:05,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:05,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:05,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:05,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:05,257 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:05,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 04:03:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:05,689 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:05,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:05,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:07,092 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:07,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 04:03:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:07,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:07,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:07,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:07,103 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:07,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 04:03:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:07,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:07,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:07,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:08,883 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:08,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 04:03:08,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:08,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:08,891 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:08,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:08,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:08,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:08,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:08,894 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:08,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 04:03:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:09,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:09,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:09,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:10,630 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:10,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 04:03:10,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:10,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:10,636 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:10,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:10,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:10,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:10,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:10,639 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:10,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 04:03:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:11,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:11,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:03:11,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:12,521 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:12,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 04:03:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:12,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:12,567 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:12,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:12,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:12,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:12,569 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:12,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 04:03:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:12,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:12,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:03:12,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:14,556 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:14,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 04:03:14,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:14,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:14,597 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:14,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:14,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:14,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:14,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:14,599 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:14,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 04:03:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:14,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:15,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:15,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:16,469 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:16,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 04:03:16,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:16,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:16,475 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:16,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:16,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:16,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:16,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:16,477 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:16,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 04:03:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:16,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:16,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:16,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:18,283 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:18,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 04:03:18,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:18,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:18,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:18,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:18,296 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:18,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 04:03:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:18,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:18,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:18,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:20,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 04:03:20,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:20,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:20,414 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:20,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:20,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:20,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:20,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:20,416 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:20,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 04:03:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:20,779 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:20,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:20,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:22,291 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:22,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 04:03:22,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:22,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:22,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:22,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:22,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:22,300 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:22,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 04:03:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:22,669 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:22,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:03:22,705 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:24,341 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:24,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 04:03:24,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:24,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:24,382 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:24,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:24,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:24,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:24,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:24,384 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:24,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 04:03:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:24,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:24,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:24,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:26,129 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:26,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 04:03:26,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:26,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:26,136 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:26,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:26,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:26,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:26,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:26,138 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:26,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 04:03:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:26,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:26,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:26,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:28,156 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:28,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 04:03:28,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:28,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:28,163 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:28,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:28,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:28,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:28,164 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:28,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 04:03:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:28,531 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:28,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:28,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:29,964 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:29,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 04:03:29,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:29,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:29,970 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:29,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:29,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:29,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:29,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:29,972 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:29,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 04:03:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:30,435 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:30,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:30,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:30,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:31,860 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:31,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 04:03:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:31,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:31,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:31,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:31,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:31,868 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:31,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 04:03:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:32,227 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:32,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:32,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:33,544 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:33,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 04:03:33,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:33,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:33,550 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:33,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:33,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:33,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:33,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:33,552 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:33,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 04:03:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:33,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:33,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:33,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:03:33,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:35,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 04:03:35,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:35,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:35,445 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:35,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:35,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:35,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:35,446 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:35,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 04:03:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:35,807 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:35,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:35,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:37,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 04:03:37,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:37,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:37,361 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:37,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:37,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:37,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:37,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:37,363 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:37,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 04:03:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:37,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:37,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:37,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:03:37,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:39,383 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:39,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 04:03:39,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:39,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:39,429 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:39,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:39,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:39,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:39,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:39,431 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:39,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 04:03:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:39,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:39,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:39,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:41,280 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:41,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 04:03:41,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:41,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:41,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:41,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:41,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:41,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:41,289 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:41,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 04:03:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:41,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:41,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:41,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:43,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 04:03:43,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:43,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:43,081 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:43,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:43,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:43,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:43,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:43,085 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:43,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 04:03:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:43,452 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:43,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:43,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:44,906 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:44,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 04:03:44,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:44,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:44,913 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:44,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:44,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:44,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:44,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:44,915 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:44,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 04:03:45,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:45,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:45,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:45,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:46,812 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:46,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 04:03:46,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:46,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:46,819 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:46,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:46,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:46,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:46,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:46,821 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:46,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 04:03:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:47,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:47,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:03:47,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:48,757 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:48,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 04:03:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:48,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:48,803 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:48,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:48,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:48,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:48,805 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:48,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 04:03:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:49,172 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:49,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:49,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:50,696 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:50,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 04:03:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:50,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:50,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:50,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:50,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:50,705 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:50,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 04:03:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:51,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:51,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:51,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:52,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 04:03:52,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:52,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:52,524 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:52,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:52,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:52,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:52,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:52,526 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:52,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 04:03:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:52,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:52,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:52,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:54,379 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:54,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 04:03:54,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:54,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:54,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:54,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:54,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:54,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:54,387 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:54,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 04:03:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:54,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:54,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:03:54,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:56,341 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:56,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 04:03:56,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:56,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:56,388 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:56,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:56,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:56,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:56,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:56,390 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:56,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 04:03:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:56,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:56,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:03:56,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:58,267 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:03:58,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 04:03:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:58,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:03:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:03:58,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:03:58,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:58,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:58,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:58,313 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:58,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 04:03:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:58,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:58,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:03:58,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:00,207 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:00,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-12-06 04:04:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:00,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:00,215 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:00,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:00,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:00,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:00,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:00,217 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:00,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 04:04:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:00,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:00,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:00,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:01,937 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:01,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 04:04:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:01,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:01,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:01,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:01,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:01,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:01,945 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:01,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 04:04:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:02,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:02,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:02,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:03,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 04:04:03,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:03,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:03,799 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:03,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:03,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:03,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:03,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:03,801 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:03,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 04:04:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:04,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:04,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:04,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:05,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 04:04:05,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:05,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:05,657 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:05,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:05,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:05,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:05,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:05,659 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:05,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 04:04:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:06,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:06,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:06,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:07,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 04:04:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:07,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:07,593 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:07,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:07,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:07,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:07,595 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:07,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 04:04:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:07,967 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:08,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:08,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:09,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 04:04:09,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:09,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:09,435 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:09,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:09,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:09,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:09,437 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:09,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 04:04:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:09,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:09,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:09,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:11,396 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:11,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 04:04:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:11,402 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:11,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:11,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:11,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:11,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:11,404 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:11,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 04:04:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:11,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:11,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:11,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:13,341 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:13,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 04:04:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:13,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:13,347 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:13,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:13,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:13,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:13,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:13,349 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:13,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 04:04:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:13,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:13,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:13,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:15,202 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:15,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 04:04:15,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:15,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:15,209 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:15,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:15,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:15,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:15,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:15,211 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:15,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 04:04:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:15,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:15,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:15,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:17,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 04:04:17,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:17,033 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:17,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:17,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:17,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:17,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:17,035 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:17,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 04:04:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:17,400 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:17,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:17,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:18,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 04:04:18,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:18,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:18,853 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:18,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:18,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:18,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:18,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:18,855 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:18,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 04:04:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:19,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:19,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:04:19,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:20,870 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:20,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 04:04:20,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:20,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:20,919 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:20,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:20,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:20,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:20,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:20,921 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:20,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 04:04:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:21,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:21,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:04:21,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:22,839 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:22,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 04:04:22,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:22,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:22,883 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:22,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:22,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:22,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:22,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:22,885 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:22,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 04:04:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:23,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:23,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:23,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:24,891 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:24,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 04:04:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:24,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:24,897 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:24,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:24,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:24,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:24,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:24,899 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:24,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 04:04:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:25,256 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:25,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:25,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:26,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 04:04:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:26,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:26,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:26,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:26,739 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:26,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 04:04:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:27,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:27,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:27,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:28,520 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:28,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 04:04:28,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:28,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:28,526 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:28,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:28,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:28,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:28,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:28,528 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:28,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 04:04:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:28,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:28,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:04:28,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:30,327 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:30,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 04:04:30,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:30,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:30,375 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:30,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:30,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:30,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:30,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:30,376 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:30,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 04:04:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:30,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:30,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:30,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:32,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 04:04:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:32,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:32,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:32,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:32,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:32,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:32,245 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:32,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 04:04:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:32,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:32,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:32,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:34,072 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:34,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 04:04:34,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:34,078 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:34,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:34,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:34,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:34,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:34,080 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:34,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 04:04:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:34,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:34,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:34,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:35,889 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:35,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 04:04:35,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:35,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:35,895 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:35,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:35,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:35,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:35,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:35,897 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:35,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 04:04:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:36,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:36,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:04:36,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:37,813 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:37,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 04:04:37,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:37,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:37,858 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:37,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:37,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:37,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:37,860 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:37,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 04:04:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:38,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:38,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:38,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:39,745 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:39,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-12-06 04:04:39,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:39,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:39,751 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:39,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:39,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:39,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:39,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:39,753 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:39,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 04:04:40,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:40,126 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:40,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:40,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:41,689 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:41,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-06 04:04:41,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:41,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:41,695 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:41,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:41,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:41,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:41,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:41,697 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:41,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 04:04:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:42,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:42,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:42,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:43,575 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:43,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 04:04:43,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:43,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:43,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:43,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:43,583 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:43,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 04:04:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:43,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:43,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:04:43,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:45,479 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:45,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 04:04:45,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:45,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:45,523 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:45,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:45,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:45,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:45,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:45,524 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:45,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 04:04:45,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:45,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:45,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:45,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:47,300 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:47,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 04:04:47,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:47,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:47,306 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:47,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:47,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:47,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:47,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:47,308 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:47,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 04:04:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:47,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:47,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:47,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:49,054 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:49,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 04:04:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:49,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:49,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:49,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:49,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:49,062 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:49,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 04:04:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:49,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:49,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:49,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:50,833 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:50,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 04:04:50,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:50,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:50,839 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:50,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:50,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:50,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:50,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:50,841 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:50,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 04:04:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:51,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:51,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:51,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:52,812 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:52,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 04:04:52,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:52,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:52,818 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:52,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:52,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:52,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:52,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:52,820 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:52,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 04:04:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:53,264 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:53,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:53,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:54,978 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:54,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 04:04:54,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:54,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:54,984 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:54,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:54,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:54,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:54,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:54,986 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:54,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 04:04:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:55,394 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:55,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:55,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:56,936 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:56,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 04:04:56,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:56,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:56,942 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:56,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:56,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:56,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:56,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:56,944 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:56,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 04:04:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:57,305 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:57,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:57,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:04:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:04:58,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 04:04:58,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:04:58,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:04:58,749 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:04:58,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:04:58,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:04:58,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:04:58,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:04:58,751 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:04:58,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 04:04:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:59,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:04:59,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:04:59,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:04:59,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:00,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 04:05:00,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:00,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:00,646 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:00,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:00,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:00,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:00,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:00,647 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:00,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 04:05:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:01,014 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:01,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:01,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:02,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Forceful destruction successful, exit code 0 [2024-12-06 04:05:02,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:02,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:02,499 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:02,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:02,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:02,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:02,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:02,501 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:02,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 04:05:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:02,905 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:02,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:02,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:04,349 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:04,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 04:05:04,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:04,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:04,356 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:04,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:04,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:04,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:04,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:04,357 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:04,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 04:05:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:04,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:04,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:04,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:06,276 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:06,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 04:05:06,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:06,284 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:06,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:06,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:06,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:06,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:06,286 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:06,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 04:05:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:06,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:06,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:05:06,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:08,213 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:08,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 04:05:08,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:08,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:08,256 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:08,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:08,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:08,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:08,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:08,258 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:08,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 04:05:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:08,617 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:08,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:08,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:10,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 04:05:10,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:10,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:10,043 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:10,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:10,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:10,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:10,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:10,045 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:10,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 04:05:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:10,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:10,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:05:10,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:11,929 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:11,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 04:05:11,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:11,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:11,974 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:11,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:11,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:11,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:11,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:11,975 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:11,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 04:05:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:12,344 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:12,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:12,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:13,708 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:13,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 04:05:13,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:13,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:13,714 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:13,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:13,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:13,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:13,716 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:13,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 04:05:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:14,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:14,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:05:14,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:15,683 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:15,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 04:05:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:15,724 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:15,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:15,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:15,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:15,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:15,726 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:15,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 04:05:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:16,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:16,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:16,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:17,482 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:17,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 04:05:17,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:17,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:17,488 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:17,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:17,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:17,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:17,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:17,490 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:17,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 04:05:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:17,857 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:17,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:17,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:19,502 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:19,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 04:05:19,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:19,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:19,508 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:19,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:19,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:19,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:19,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:19,510 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:19,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 04:05:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:19,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:19,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:19,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:21,481 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:21,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-06 04:05:21,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:21,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:21,487 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:21,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:21,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:21,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:21,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:21,489 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:21,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 04:05:21,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:21,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:21,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:21,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:21,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:23,448 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:23,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 04:05:23,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:23,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:23,454 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:23,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:23,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:23,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:23,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:23,456 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:23,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 04:05:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:23,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:23,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:23,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:25,258 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:25,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-06 04:05:25,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:25,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:25,266 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:25,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:25,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:25,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:25,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:25,268 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:25,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 04:05:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:25,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:25,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:25,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:27,093 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:27,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 04:05:27,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:27,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:27,099 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:27,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:27,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:27,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:27,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:27,101 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:27,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 04:05:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:27,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:27,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:27,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:29,012 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:29,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 04:05:29,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:29,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:29,018 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:29,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:29,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:29,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:29,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:29,020 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:29,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 04:05:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:29,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:29,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:29,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:30,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 04:05:30,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:30,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:30,918 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:30,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:30,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:30,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:30,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:30,920 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:30,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 04:05:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:31,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:31,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:31,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:32,775 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:32,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 04:05:32,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:32,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:32,781 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:32,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:32,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:32,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:32,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:32,783 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:32,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 04:05:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:33,151 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:33,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:33,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:34,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 04:05:34,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:34,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:34,464 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:34,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:34,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:34,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:34,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:34,466 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:34,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 04:05:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:34,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:34,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:34,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:36,362 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:36,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 04:05:36,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:36,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:36,368 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:36,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:36,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:36,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:36,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:36,370 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:36,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 04:05:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:36,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:36,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:36,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:38,213 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:38,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 04:05:38,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:38,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:38,219 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:38,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:38,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:38,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:38,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:38,221 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:38,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 04:05:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:38,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:38,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:38,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:40,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 04:05:40,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:40,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:40,365 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:40,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:40,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:40,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:40,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:40,367 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:40,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 04:05:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:40,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:40,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:05:40,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:42,301 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:42,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 04:05:42,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:42,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:42,344 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:42,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:42,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:42,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:42,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:42,345 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:42,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 04:05:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:42,714 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:42,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:42,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:44,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-06 04:05:44,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:44,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:44,229 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:44,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:44,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:44,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:44,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:44,231 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:44,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 04:05:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:44,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:44,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:44,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:46,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Forceful destruction successful, exit code 0 [2024-12-06 04:05:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:46,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:46,095 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:46,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:46,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:46,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:46,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:46,097 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:46,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 04:05:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:46,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:46,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:46,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:05:46,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:47,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 04:05:47,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:47,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:47,980 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:47,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:47,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:47,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:47,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:47,982 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:47,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 04:05:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:48,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:48,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:48,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:49,873 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:49,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-06 04:05:49,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:49,880 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:49,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:49,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:49,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:49,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:49,881 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:49,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 04:05:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:50,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:50,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:50,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:51,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-06 04:05:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:51,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:51,848 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:51,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:51,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:51,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:51,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:51,850 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:51,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 04:05:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:52,272 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:52,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:05:52,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:53,838 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:53,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 04:05:53,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:53,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:53,878 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:53,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:53,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:53,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:53,880 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:53,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 04:05:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:54,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:54,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:05:54,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:55,839 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:55,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-12-06 04:05:55,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:55,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:55,883 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:55,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:55,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:55,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:55,885 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:55,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 04:05:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:56,349 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:56,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:56,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:57,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 04:05:57,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:57,653 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:57,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:57,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:57,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:57,655 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:57,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 04:05:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:58,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:58,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:58,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:05:59,560 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:05:59,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 04:05:59,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:05:59,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:05:59,566 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:05:59,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:05:59,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:05:59,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:05:59,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:05:59,567 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:05:59,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 04:05:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:59,928 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:05:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:05:59,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:05:59,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:01,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-06 04:06:01,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:01,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:01,443 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:01,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:01,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:01,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:01,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:01,445 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:01,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 04:06:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:01,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:01,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:01,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:03,333 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:03,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 04:06:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:03,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:03,340 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:03,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:03,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:03,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:03,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:03,341 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:03,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 04:06:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:03,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:03,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:03,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:05,110 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:05,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-06 04:06:05,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:05,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:05,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:05,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:05,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:05,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:05,118 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:05,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-06 04:06:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:05,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:05,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:05,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:06,885 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:06,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-06 04:06:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:06,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:06,892 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:06,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:06,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:06,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:06,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:06,894 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:06,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-06 04:06:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:07,251 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:07,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:07,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:08,768 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:08,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-06 04:06:08,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:08,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:08,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:08,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:08,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:08,776 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:08,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-06 04:06:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:09,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:09,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:09,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:10,626 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:10,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-06 04:06:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:10,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:10,632 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:10,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:10,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:10,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:10,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:10,634 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:10,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-06 04:06:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:11,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:11,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:11,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:12,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-06 04:06:12,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:12,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:12,604 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:12,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:12,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:12,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:12,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:12,606 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:12,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-06 04:06:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:12,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:13,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:13,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:14,306 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:14,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-06 04:06:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:14,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:14,312 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:14,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:14,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:14,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:14,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:14,313 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:14,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-06 04:06:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:14,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:14,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:14,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:16,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-06 04:06:16,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:16,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:16,198 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:16,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:16,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:16,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:16,199 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:16,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-06 04:06:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:16,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:16,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:06:16,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:18,296 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:18,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-06 04:06:18,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:18,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:18,339 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:18,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:18,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:18,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:18,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:18,341 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:18,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-06 04:06:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:18,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:18,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:06:18,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:20,315 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:20,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-06 04:06:20,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:20,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:20,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:20,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:20,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:20,365 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:20,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-06 04:06:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:20,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:20,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:20,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:22,146 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:22,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-06 04:06:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:22,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:22,153 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:22,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:22,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:22,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:22,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:22,155 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:22,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-06 04:06:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:22,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:22,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:22,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:24,037 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:24,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-06 04:06:24,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:24,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:24,044 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:24,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:24,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:24,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:24,046 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:24,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-06 04:06:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:24,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:24,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:24,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:25,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-06 04:06:25,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:25,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:25,962 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:25,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:25,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:25,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:25,964 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:25,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-06 04:06:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:26,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:26,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:26,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:27,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-06 04:06:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:27,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:27,811 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:27,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:27,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:27,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:27,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:27,813 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:27,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-06 04:06:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:28,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:28,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:28,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:06:28,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:29,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-06 04:06:29,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:29,852 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:29,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:29,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:29,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:29,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:29,854 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:29,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-06 04:06:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:30,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:30,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:30,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:31,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-06 04:06:31,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:31,618 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:31,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:31,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:31,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:31,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:31,620 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:31,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-06 04:06:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:31,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:32,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:32,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:33,385 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:33,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-06 04:06:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:33,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:33,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:33,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:33,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:33,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:33,393 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:33,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-06 04:06:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:33,756 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:33,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:33,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:35,203 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:35,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-06 04:06:35,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:35,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:35,209 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:35,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:35,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:35,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:35,211 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:35,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-06 04:06:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:35,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:35,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:35,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:36,977 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:36,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-06 04:06:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:36,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:36,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:36,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:36,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:36,986 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:36,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-06 04:06:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:37,348 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:37,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:37,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:38,780 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:38,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-06 04:06:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:38,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:38,788 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:38,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:38,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:38,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:38,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:38,790 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:38,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-06 04:06:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:39,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:39,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:39,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:40,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-06 04:06:40,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:40,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:40,657 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:40,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:40,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:40,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:40,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:40,659 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:40,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-06 04:06:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:41,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:41,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:41,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:42,502 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:42,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-06 04:06:42,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:42,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:42,508 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:42,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:42,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:42,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:42,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:42,509 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:42,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-06 04:06:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:42,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:42,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:42,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:44,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-06 04:06:44,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:44,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:44,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:44,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:44,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:44,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:44,298 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:44,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-06 04:06:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:44,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:44,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:44,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:46,141 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:46,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-06 04:06:46,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:46,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:46,147 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:46,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:46,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:46,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:46,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:46,149 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:46,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-06 04:06:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:46,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:46,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:46,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:48,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-06 04:06:48,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:48,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:48,114 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:48,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:48,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:48,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:48,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:48,116 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:48,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-06 04:06:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:48,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:48,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:06:48,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:50,123 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:50,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-06 04:06:50,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:50,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:50,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:50,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:50,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:50,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:50,167 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:50,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-06 04:06:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:50,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:50,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:50,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:51,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-06 04:06:51,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:51,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:51,978 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:51,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:51,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:51,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:51,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:51,980 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:51,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-06 04:06:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:52,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:52,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:52,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:53,836 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:53,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-06 04:06:53,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:53,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:53,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:53,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:53,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:53,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:53,844 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:53,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-06 04:06:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:54,218 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:54,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:54,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:55,794 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:55,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-06 04:06:55,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:55,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:55,800 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:55,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:55,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:55,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:55,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:55,802 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:55,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-06 04:06:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:56,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:56,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:56,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:57,636 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:57,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-06 04:06:57,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:57,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:57,642 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:57,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:57,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:57,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:57,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:57,644 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:57,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-06 04:06:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:58,008 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:58,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:58,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:06:59,401 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:06:59,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Forceful destruction successful, exit code 0 [2024-12-06 04:06:59,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:06:59,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:06:59,408 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:06:59,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:06:59,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:06:59,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:06:59,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:06:59,409 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:06:59,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-06 04:06:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:59,774 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:06:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:06:59,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:06:59,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:01,358 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:01,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-06 04:07:01,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:01,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:01,364 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:01,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:01,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:01,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:01,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:01,366 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:01,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-06 04:07:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:01,729 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:01,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:07:01,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:03,297 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:03,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-06 04:07:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:03,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:03,338 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:03,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:03,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:03,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:03,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:03,339 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:03,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-06 04:07:03,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:03,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:03,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:03,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:05,069 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:05,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-06 04:07:05,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:05,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:05,075 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:05,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:05,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:05,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:05,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:05,077 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:05,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-06 04:07:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:05,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:05,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:05,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:07:05,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:06,901 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:06,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-06 04:07:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:06,944 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:06,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:06,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:06,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:06,945 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:06,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-06 04:07:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:07,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:07,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:07:07,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:08,799 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:08,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-06 04:07:08,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:08,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:08,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:08,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:08,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:08,843 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:08,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-06 04:07:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:09,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:09,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:09,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:10,675 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:10,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-06 04:07:10,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:10,680 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:10,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:10,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:10,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:10,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:10,683 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:10,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-06 04:07:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:11,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:11,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:11,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:11,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:12,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-06 04:07:12,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:12,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:12,558 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:12,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:12,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:12,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:12,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:12,559 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:12,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-06 04:07:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:12,930 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:12,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:12,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:14,368 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:14,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-06 04:07:14,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:14,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:14,375 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:14,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:14,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:14,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:14,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:14,376 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:14,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-06 04:07:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:14,737 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:14,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:14,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:16,193 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:16,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-06 04:07:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:16,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:16,199 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:16,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:16,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:16,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:16,201 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:16,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-06 04:07:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:16,568 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:16,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:16,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:18,057 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:18,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-06 04:07:18,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:18,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:18,063 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:18,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:18,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:18,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:18,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:18,065 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:18,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-06 04:07:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:18,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:18,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:18,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:19,895 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:19,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-06 04:07:19,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:19,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:19,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:19,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:19,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:19,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:19,903 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:19,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-06 04:07:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:20,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:20,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:07:20,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:21,940 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:21,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-06 04:07:21,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:21,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:21,982 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:21,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:21,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:21,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:21,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:21,983 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:21,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-06 04:07:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:22,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:22,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:22,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:23,711 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:23,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-06 04:07:23,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:23,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:23,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:23,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:23,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:23,719 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:23,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-06 04:07:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:24,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:24,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:24,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:25,585 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:25,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-06 04:07:25,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:25,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:25,591 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:25,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:25,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:25,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:25,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:25,592 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:25,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-06 04:07:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:25,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:26,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:26,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:27,626 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:27,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-06 04:07:27,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:27,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:27,632 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:27,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:27,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:27,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:27,634 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:27,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-06 04:07:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:28,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:28,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:28,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:29,447 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:29,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-06 04:07:29,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:29,453 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:29,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:29,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:29,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:29,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:29,454 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:29,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-06 04:07:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:29,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:29,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:29,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:29,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:31,265 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:31,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-06 04:07:31,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:31,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:31,271 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:31,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:31,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:31,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:31,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:31,273 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:31,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-06 04:07:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:31,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:31,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:31,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:07:31,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:33,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-06 04:07:33,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:33,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:33,156 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:33,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:33,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:33,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:33,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:33,158 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:33,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-06 04:07:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:33,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:33,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:33,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:34,874 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:34,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-06 04:07:34,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:34,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:34,880 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:34,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:34,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:34,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:34,882 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:34,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-06 04:07:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:35,249 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:35,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:35,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:36,748 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:36,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-06 04:07:36,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:36,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:36,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:36,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:36,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:36,757 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:36,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-06 04:07:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:37,114 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:37,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:37,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:38,571 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:38,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-06 04:07:38,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:38,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:38,578 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:38,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:38,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:38,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:38,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:38,579 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:38,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-06 04:07:38,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:38,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:38,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:38,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:40,413 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:40,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-06 04:07:40,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:40,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:40,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:40,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:40,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:40,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:40,423 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:40,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-06 04:07:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:40,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:40,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:40,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:42,199 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:42,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-06 04:07:42,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:42,205 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:42,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:42,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:42,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:42,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:42,207 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:42,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-06 04:07:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:42,563 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:42,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:42,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:44,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-06 04:07:44,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:44,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:44,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:44,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:44,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:44,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:44,073 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:44,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-06 04:07:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:44,437 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:44,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:44,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:45,881 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:45,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Forceful destruction successful, exit code 0 [2024-12-06 04:07:45,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:45,887 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:45,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:45,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:45,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:45,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:45,889 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:45,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-06 04:07:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:46,256 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:46,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:46,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:47,781 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:47,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-06 04:07:47,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:47,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:47,787 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:47,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:47,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:47,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:47,789 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:47,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-06 04:07:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:48,155 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:48,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:48,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:49,622 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:49,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-06 04:07:49,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:49,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:49,628 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:49,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:49,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:49,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:49,630 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:49,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-06 04:07:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:49,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:50,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:07:50,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:51,458 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:51,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-06 04:07:51,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:51,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:51,504 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:51,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:51,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:51,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:51,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:51,505 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:51,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-06 04:07:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:51,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:51,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:07:51,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:53,358 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:53,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-06 04:07:53,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:53,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:53,397 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:53,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:53,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:53,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:53,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:53,399 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:53,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-06 04:07:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:53,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:53,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:07:53,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:55,291 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:55,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-06 04:07:55,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:55,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:55,335 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:55,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:55,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:55,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:55,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:55,337 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:55,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-06 04:07:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:55,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:55,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:55,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:57,109 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:57,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-06 04:07:57,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:57,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:57,120 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:57,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:57,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:57,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:57,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:57,122 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:57,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-06 04:07:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:57,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:57,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:07:57,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:07:59,057 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:07:59,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-06 04:07:59,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:07:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:07:59,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:07:59,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:59,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:07:59,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:07:59,101 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:07:59,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-06 04:07:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:59,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:07:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:59,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:07:59,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:00,866 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:00,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Forceful destruction successful, exit code 0 [2024-12-06 04:08:00,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:00,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:00,872 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:00,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:00,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:00,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:00,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:00,874 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:00,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-06 04:08:01,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:01,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:01,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:08:01,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:02,697 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:02,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Forceful destruction successful, exit code 0 [2024-12-06 04:08:02,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:02,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:02,739 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:02,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:02,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:02,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:02,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:02,740 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:02,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-06 04:08:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:03,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:03,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:03,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:04,522 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:04,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-06 04:08:04,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:04,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:04,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:04,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:04,530 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:04,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-06 04:08:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:04,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:04,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:04,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:06,463 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:06,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-06 04:08:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:06,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:06,469 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:06,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:06,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:06,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:06,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:06,471 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:06,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-06 04:08:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:06,835 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:06,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:06,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:08,321 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:08,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-06 04:08:08,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:08,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:08,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:08,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:08,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:08,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:08,329 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:08,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-06 04:08:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:08,691 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:08,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:08,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:08,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:10,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-06 04:08:10,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:10,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:10,140 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:10,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:10,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:10,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:10,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:10,141 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:10,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-06 04:08:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:10,498 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:10,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:10,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:12,046 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:12,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Forceful destruction successful, exit code 0 [2024-12-06 04:08:12,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:12,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:12,052 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:12,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:12,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:12,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:12,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:12,054 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:12,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-06 04:08:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:12,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:12,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:12,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:13,851 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:13,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-06 04:08:13,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:13,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:13,857 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:13,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:13,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:13,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:13,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:13,858 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:13,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-06 04:08:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:14,218 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:14,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:14,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:14,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:15,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-06 04:08:15,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:15,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:15,776 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:15,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:15,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:15,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:15,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:15,778 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:15,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-06 04:08:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:16,148 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:16,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:16,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:17,696 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:17,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Forceful destruction successful, exit code 0 [2024-12-06 04:08:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:17,702 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:17,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:17,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:17,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:17,703 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:17,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-06 04:08:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:18,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:18,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:18,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:18,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:19,602 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:19,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Forceful destruction successful, exit code 0 [2024-12-06 04:08:19,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:19,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:19,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:19,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:19,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:19,610 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:19,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-06 04:08:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:19,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:20,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:08:20,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:21,554 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:21,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-06 04:08:21,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:21,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:21,597 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:21,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:21,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:21,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:21,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:21,599 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:21,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-06 04:08:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:21,969 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:22,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:22,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:23,353 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:23,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-06 04:08:23,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:23,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:23,360 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:23,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:23,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:23,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:23,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:23,361 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:23,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-06 04:08:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:23,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:23,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:08:23,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:25,193 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:25,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-06 04:08:25,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:25,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:25,237 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:25,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:25,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:25,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:25,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:25,239 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:25,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-06 04:08:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:25,607 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:25,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:08:25,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:27,162 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:27,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-06 04:08:27,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:27,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:27,207 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:27,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:27,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:27,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:27,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:27,208 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:27,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-06 04:08:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:27,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:27,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:27,597 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:28,957 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:28,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-06 04:08:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:28,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:28,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:28,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:28,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:28,966 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:28,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-06 04:08:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:29,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:29,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:29,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:30,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-06 04:08:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:30,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:30,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:30,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:30,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:30,828 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:30,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-06 04:08:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:31,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:31,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:31,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:32,570 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:32,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-06 04:08:32,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:32,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:32,576 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:32,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:32,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:32,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:32,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:32,578 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:32,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-06 04:08:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:32,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:32,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:32,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:34,510 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:34,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-06 04:08:34,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:34,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:34,516 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:34,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:34,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:34,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:34,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:34,518 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:34,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-06 04:08:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:34,908 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:34,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:34,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:36,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-06 04:08:36,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:36,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:36,407 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:36,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:36,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:36,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:36,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:36,409 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:36,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-06 04:08:36,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:36,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:36,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:08:36,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:38,343 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:38,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-06 04:08:38,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:38,386 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:38,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:38,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:38,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:38,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:38,387 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:38,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-06 04:08:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:38,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:38,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:08:38,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:40,289 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:40,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-06 04:08:40,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:40,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:40,330 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:40,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:40,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:40,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:40,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:40,331 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:40,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-06 04:08:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:40,687 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:40,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:40,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:42,313 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:42,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-06 04:08:42,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:42,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:42,319 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:42,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:42,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:42,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:42,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:42,321 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:42,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-06 04:08:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:42,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:42,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:42,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:44,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-06 04:08:44,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:44,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:44,241 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:44,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:44,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:44,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:44,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:44,242 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:44,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-06 04:08:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:44,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:44,638 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:44,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:46,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-06 04:08:46,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:46,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:46,104 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:46,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:46,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:46,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:46,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:46,106 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:46,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-06 04:08:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:46,473 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:46,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:46,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:47,985 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:47,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-06 04:08:47,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:47,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:47,991 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:47,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:47,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:47,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:47,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:47,992 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:47,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-06 04:08:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:48,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:48,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:48,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:49,728 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:49,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-06 04:08:49,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:49,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:49,734 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:49,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:49,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:49,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:49,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:49,736 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:49,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-06 04:08:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:50,098 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:50,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:50,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:51,575 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:51,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-06 04:08:51,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:51,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:51,581 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:51,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:51,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:51,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:51,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:51,583 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:51,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-06 04:08:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:51,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:52,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:52,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:53,412 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:53,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-06 04:08:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:53,418 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:53,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:53,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:53,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:53,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:53,420 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:53,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-06 04:08:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:53,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:53,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:53,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:53,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:55,262 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:55,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-06 04:08:55,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:55,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:55,268 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:55,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:55,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:55,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:55,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:55,270 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:55,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-06 04:08:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:55,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:55,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:55,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:57,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-06 04:08:57,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:57,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:57,221 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:57,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:57,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:57,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:57,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:57,223 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:57,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-06 04:08:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:57,587 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:57,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:57,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:58,996 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:08:58,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-06 04:08:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:59,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:08:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:08:59,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:08:59,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:59,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:59,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:59,003 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:59,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-06 04:08:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:59,362 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:59,410 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:59,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:00,765 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:00,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-06 04:09:00,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:00,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:00,771 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:00,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:00,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:00,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:00,773 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:00,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-06 04:09:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:01,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:01,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:01,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:02,716 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:02,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-06 04:09:02,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:02,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:02,722 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:02,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:02,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:02,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:02,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:02,724 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:02,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-06 04:09:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:03,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:03,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:09:03,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:04,609 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:04,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-06 04:09:04,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:04,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:04,651 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:04,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:04,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:04,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:04,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:04,653 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:04,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-06 04:09:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:05,022 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:05,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:05,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:06,505 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:06,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-06 04:09:06,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:06,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:06,511 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:06,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:06,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:06,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:06,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:06,513 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:06,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-06 04:09:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:06,878 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:06,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:06,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:08,297 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:08,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-06 04:09:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:08,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:08,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:08,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:08,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:08,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:08,305 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:08,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-06 04:09:08,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:08,669 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:08,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:08,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:10,181 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:10,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-06 04:09:10,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:10,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:10,187 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:10,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:10,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:10,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:10,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:10,189 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:10,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-06 04:09:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:10,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:10,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:10,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:12,010 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:12,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-06 04:09:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:12,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:12,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:12,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:12,018 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:12,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-06 04:09:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:12,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:12,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:12,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:13,840 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:13,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-06 04:09:13,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:13,847 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:13,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:13,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:13,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:13,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:13,849 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:13,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-06 04:09:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:14,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:14,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:14,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:15,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-06 04:09:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:15,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:15,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:15,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:15,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:15,662 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:15,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-06 04:09:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:16,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:16,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:16,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:17,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-06 04:09:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:17,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:17,560 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:17,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:17,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:17,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:17,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:17,562 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:17,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-06 04:09:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:17,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:17,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:17,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:19,417 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:19,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-06 04:09:19,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:19,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:19,424 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:19,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:19,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:19,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:19,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:19,425 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:19,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-06 04:09:19,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:19,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:19,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:19,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:21,341 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:21,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-06 04:09:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:21,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:21,347 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:21,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:21,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:21,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:21,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:21,348 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:21,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-06 04:09:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:21,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:21,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:21,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:23,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-06 04:09:23,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:23,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:23,057 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:23,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:23,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:23,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:23,059 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:23,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-06 04:09:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:23,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:23,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:23,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:24,902 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:24,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-06 04:09:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:24,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:24,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:24,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:24,910 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:24,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-06 04:09:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:25,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:25,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:25,321 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:26,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-06 04:09:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:26,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:26,710 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:26,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:26,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:26,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:26,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:26,711 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:26,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-06 04:09:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:27,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:27,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:27,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:28,699 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:28,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-06 04:09:28,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:28,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:28,705 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:28,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:28,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:28,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:28,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:28,707 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:28,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-06 04:09:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:29,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:29,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:29,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:30,496 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:30,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-06 04:09:30,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:30,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:30,502 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:30,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:30,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:30,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:30,504 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:30,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-06 04:09:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:30,884 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:30,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:30,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:30,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:32,413 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:32,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-06 04:09:32,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:32,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:32,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:32,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:32,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:32,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:32,421 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:32,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-06 04:09:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:32,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:32,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:32,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:34,510 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:34,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-06 04:09:34,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:34,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:34,516 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:34,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:34,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:34,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:34,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:34,517 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:34,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-06 04:09:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:34,865 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:34,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:34,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:36,192 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:36,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-06 04:09:36,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:36,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:36,199 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:36,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:36,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:36,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:36,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:36,201 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:36,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-06 04:09:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:36,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:36,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:36,678 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:38,400 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:38,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Forceful destruction successful, exit code 0 [2024-12-06 04:09:38,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:38,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:38,406 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:38,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:38,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:38,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:38,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:38,408 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:38,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-06 04:09:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:38,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:38,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:38,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:40,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-06 04:09:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:40,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:40,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:40,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:40,333 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:40,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-06 04:09:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:40,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:40,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:40,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:42,535 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:42,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-06 04:09:42,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:42,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:42,541 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:42,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:42,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:42,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:42,543 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:42,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-06 04:09:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:42,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:42,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:42,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:44,304 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:44,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-06 04:09:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:44,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:44,309 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:44,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:44,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:44,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:44,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:44,311 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:44,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-06 04:09:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:44,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:44,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:44,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:46,509 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:46,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-06 04:09:46,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:46,516 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:46,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:46,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:46,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:46,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:46,517 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:46,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-06 04:09:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:46,930 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:46,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:46,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:48,671 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:48,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-06 04:09:48,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:48,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:48,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:48,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:48,679 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:48,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-06 04:09:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:49,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:49,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:49,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:50,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-06 04:09:50,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:50,623 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:50,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:50,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:50,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:50,624 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:50,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-06 04:09:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:50,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:51,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:51,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:52,623 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:52,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-06 04:09:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:52,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:52,629 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:52,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:52,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:52,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:52,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:52,631 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:52,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-06 04:09:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:52,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:53,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:53,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:54,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-06 04:09:54,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:54,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:54,392 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:54,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:54,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:54,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:54,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:54,393 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:54,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-06 04:09:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:54,760 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:54,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:54,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:56,282 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:56,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Forceful destruction successful, exit code 0 [2024-12-06 04:09:56,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:56,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:56,288 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:56,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:56,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:56,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:56,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:56,290 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:56,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-06 04:09:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:56,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:56,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:56,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:58,099 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:09:58,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-06 04:09:58,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:09:58,105 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:09:58,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:09:58,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:58,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:58,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:58,107 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:58,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-06 04:09:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:58,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:58,518 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:58,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:00,046 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:00,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-06 04:10:00,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:00,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:00,054 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:00,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:00,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:00,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:00,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:00,056 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:00,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-06 04:10:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:00,458 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:00,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:00,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:02,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-06 04:10:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:02,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:02,073 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:02,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:02,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:02,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:02,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:02,075 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:02,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-06 04:10:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:02,463 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:02,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:10:02,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:04,468 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:04,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-06 04:10:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:04,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:04,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:04,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:04,523 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:04,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-06 04:10:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:04,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:05,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:05,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:06,404 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:06,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-06 04:10:06,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:06,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:06,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:06,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:06,411 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:06,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-06 04:10:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:06,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:06,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:06,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:08,537 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:08,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-06 04:10:08,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:08,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:08,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:08,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:08,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:08,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:08,546 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:08,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-06 04:10:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:08,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:09,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:09,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:10,949 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:10,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-06 04:10:10,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:10,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:10,957 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:10,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:10,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:10,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:10,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:10,959 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:10,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-06 04:10:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:11,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:11,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:11,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:13,431 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:13,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-06 04:10:13,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:13,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:13,439 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:13,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:13,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:13,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:13,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:13,441 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:13,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-06 04:10:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:13,922 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:13,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:13,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:15,878 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:15,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-06 04:10:15,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:15,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:15,886 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:15,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:15,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:15,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:15,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:15,888 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:15,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-06 04:10:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:16,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:16,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:16,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:18,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-06 04:10:18,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:18,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:18,284 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:18,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:18,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:18,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:18,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:18,286 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:18,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-06 04:10:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:18,752 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:18,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:18,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:20,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-06 04:10:20,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:20,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:20,777 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:20,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:20,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:20,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:20,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:20,779 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:20,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-06 04:10:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:21,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:21,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:21,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:23,160 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:23,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Forceful destruction successful, exit code 0 [2024-12-06 04:10:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:23,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:23,168 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:23,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:23,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:23,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:23,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:23,170 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:23,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-06 04:10:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:23,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:23,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:23,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:25,443 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:25,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-06 04:10:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:25,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:25,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:25,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:25,452 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:25,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-06 04:10:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:25,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:25,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:25,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:27,923 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:27,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-06 04:10:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:27,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:27,931 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:27,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:27,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:27,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:27,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:27,933 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:27,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-06 04:10:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:28,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:28,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:28,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:30,243 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:30,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-06 04:10:30,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:30,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:30,251 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:30,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:30,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:30,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:30,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:30,253 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:30,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-06 04:10:30,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:30,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:30,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:30,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:32,585 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:32,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-06 04:10:32,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:32,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:32,592 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:32,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:32,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:32,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:32,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:32,594 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:32,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-06 04:10:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:33,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:33,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:33,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:34,841 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:34,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-06 04:10:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:34,848 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:34,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:34,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:34,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:34,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:34,849 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:34,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-06 04:10:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:35,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:35,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:35,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:36,940 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:36,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-06 04:10:36,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:36,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:36,947 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:36,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:36,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:36,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:36,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:36,949 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:36,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-06 04:10:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:37,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:37,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:37,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:39,230 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:39,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-06 04:10:39,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:39,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:39,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:39,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:39,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:39,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:39,239 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:39,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-06 04:10:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:39,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:39,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:39,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:41,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-06 04:10:41,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:41,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:41,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:41,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:41,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:41,682 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:41,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-06 04:10:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:42,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:42,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:42,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:44,394 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:44,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-06 04:10:44,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:44,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:44,404 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:44,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:44,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:44,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:44,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:44,407 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:44,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-06 04:10:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:44,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:45,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:10:45,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:47,506 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:47,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-06 04:10:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:47,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:47,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:47,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:47,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:47,575 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:47,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-06 04:10:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:48,121 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:48,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:10:48,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:50,690 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:50,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-06 04:10:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:50,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:50,756 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:50,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:50,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:50,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:50,759 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:50,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-06 04:10:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:51,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:51,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:10:51,333 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:53,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Forceful destruction successful, exit code 0 [2024-12-06 04:10:53,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:53,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:53,757 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:53,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:53,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:53,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:53,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:53,760 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:53,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-06 04:10:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:54,291 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:54,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:54,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:56,660 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:56,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-06 04:10:56,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:56,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:56,674 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:56,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:56,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:56,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:56,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:56,676 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:56,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-06 04:10:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:57,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:57,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:10:57,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:59,482 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:10:59,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Forceful destruction successful, exit code 0 [2024-12-06 04:10:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:59,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:10:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:10:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:10:59,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:59,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:59,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:59,493 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:59,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-06 04:11:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:00,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:00,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:00,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:02,215 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:02,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-06 04:11:02,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:02,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:02,223 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:02,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:02,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:02,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:02,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:02,225 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:02,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-06 04:11:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:02,758 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:02,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:11:02,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:05,209 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:05,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-06 04:11:05,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:05,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:05,271 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:05,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:05,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:05,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:05,273 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:05,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-06 04:11:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:05,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:05,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:05,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:07,951 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:07,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-06 04:11:07,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:07,959 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:07,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:07,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:07,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:07,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:07,961 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:07,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-06 04:11:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:08,467 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:08,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:08,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:10,574 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:10,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-06 04:11:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:10,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:10,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:10,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:10,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:10,584 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:10,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-06 04:11:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:11,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:11,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:11,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:13,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-06 04:11:13,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:13,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:13,234 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:13,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:13,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:13,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:13,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:13,236 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:13,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-06 04:11:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:13,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:13,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:13,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:15,840 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:15,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-06 04:11:15,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:15,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:15,848 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:15,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:15,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:15,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:15,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:15,850 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:15,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-06 04:11:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:16,356 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:16,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:11:16,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:18,557 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:18,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-06 04:11:18,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:18,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:18,614 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:18,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:18,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:18,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:18,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:18,616 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:18,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-06 04:11:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:19,112 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:19,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:19,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:21,184 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:21,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Forceful destruction successful, exit code 0 [2024-12-06 04:11:21,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:21,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:21,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:21,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:21,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:21,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:21,194 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:21,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-06 04:11:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:21,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:21,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:21,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:23,788 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:23,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-06 04:11:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:23,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:23,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:23,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:23,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:23,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:23,798 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:23,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-06 04:11:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:24,300 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:24,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:24,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:26,284 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:26,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-06 04:11:26,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:26,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:26,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:26,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:26,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:26,295 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:26,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-06 04:11:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:26,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:26,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:26,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:28,900 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:28,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Forceful destruction successful, exit code 0 [2024-12-06 04:11:28,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:28,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:28,907 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:28,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:28,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:28,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:28,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:28,910 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:28,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-06 04:11:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:29,419 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:29,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:29,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:31,642 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:31,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-06 04:11:31,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:31,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:31,650 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:31,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:31,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:31,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:31,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:31,652 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:31,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-06 04:11:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:32,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:32,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:11:32,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:34,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-06 04:11:34,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:34,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:34,388 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:34,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:34,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:34,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:34,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:34,390 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:34,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-06 04:11:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:34,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:34,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:11:34,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:37,139 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:37,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-06 04:11:37,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:37,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:37,198 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:37,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:37,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:37,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:37,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:37,200 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:37,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-06 04:11:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:37,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:37,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:37,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:39,767 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:39,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-06 04:11:39,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:39,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:39,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:39,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:39,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:39,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:39,777 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:39,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-06 04:11:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:40,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:40,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:40,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:41,639 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:41,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-06 04:11:41,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:41,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:41,645 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:41,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:41,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:41,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:41,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:41,647 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:41,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-06 04:11:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:42,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:42,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:42,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:43,557 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:43,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-06 04:11:43,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:43,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:43,565 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:43,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:43,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:43,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:43,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:43,567 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:43,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-06 04:11:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:43,960 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:43,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:11:43,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:45,468 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:45,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-06 04:11:45,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:45,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:45,521 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:45,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:45,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:45,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:45,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:45,523 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:45,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-06 04:11:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:45,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:45,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:11:45,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:47,495 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:47,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Forceful destruction successful, exit code 0 [2024-12-06 04:11:47,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:47,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:47,536 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:47,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:47,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:47,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:47,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:47,537 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:47,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-06 04:11:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:47,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:47,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:47,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:49,517 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:49,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-06 04:11:49,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:49,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:49,523 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:49,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:49,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:49,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:49,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:49,524 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:49,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-06 04:11:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:49,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:49,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:49,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:51,374 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:51,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-06 04:11:51,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:51,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:51,380 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:51,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:51,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:51,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:51,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:51,382 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:51,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-06 04:11:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:51,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:51,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:51,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:53,328 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:53,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-06 04:11:53,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:53,334 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:53,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:53,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:53,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:53,336 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:53,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-06 04:11:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:53,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:53,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:53,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:55,220 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:55,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Forceful destruction successful, exit code 0 [2024-12-06 04:11:55,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:55,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:55,226 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:55,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:55,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:55,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:55,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:55,227 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:55,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-06 04:11:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:55,607 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:55,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:55,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:57,131 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:57,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-06 04:11:57,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:57,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:57,137 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:57,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:57,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:57,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:57,139 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:57,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-06 04:11:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:57,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:57,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:57,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:11:59,047 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:11:59,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-06 04:11:59,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:11:59,054 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:11:59,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:11:59,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:59,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:59,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:59,055 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:59,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-06 04:11:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:59,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:11:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:11:59,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:11:59,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:00,957 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:00,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Forceful destruction successful, exit code 0 [2024-12-06 04:12:00,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:00,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:00,963 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:00,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:00,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:00,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:00,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:00,965 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:00,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-06 04:12:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:01,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:01,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:01,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:02,798 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:02,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-06 04:12:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:02,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:02,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:02,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:02,806 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:02,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-06 04:12:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:03,151 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:03,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:03,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:04,673 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:04,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-06 04:12:04,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:04,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:04,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:04,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:04,681 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:04,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-06 04:12:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:05,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:05,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:12:05,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:06,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Forceful destruction successful, exit code 0 [2024-12-06 04:12:06,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:06,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:06,713 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:06,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:06,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:06,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:06,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:06,715 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:06,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-06 04:12:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:07,067 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:07,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:07,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:08,747 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:08,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Forceful destruction successful, exit code 0 [2024-12-06 04:12:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:08,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:08,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:08,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:08,755 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:08,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-06 04:12:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:09,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:09,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:09,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:10,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-06 04:12:10,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:10,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:10,722 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:10,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:10,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:10,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:10,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:10,724 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:10,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-06 04:12:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:11,143 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:11,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:11,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:12,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-06 04:12:12,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:12,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:12,515 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:12,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:12,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:12,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:12,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:12,516 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:12,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-06 04:12:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:12,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:12,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:12,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:14,278 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:14,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-06 04:12:14,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:14,284 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:14,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:14,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:14,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:14,286 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:14,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-06 04:12:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:14,650 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:14,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:12:14,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:16,296 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:16,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-06 04:12:16,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:16,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:16,339 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:16,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:16,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:16,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:16,341 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:16,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-06 04:12:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:16,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:16,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:16,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:18,252 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:18,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-06 04:12:18,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:18,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:18,257 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:18,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:18,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:18,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:18,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:18,259 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:18,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-06 04:12:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:18,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:18,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:18,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:20,316 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:20,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Forceful destruction successful, exit code 0 [2024-12-06 04:12:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:20,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:20,322 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:20,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:20,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:20,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:20,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:20,324 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:20,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-06 04:12:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:20,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:20,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:20,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:22,194 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:22,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Forceful destruction successful, exit code 0 [2024-12-06 04:12:22,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:22,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:22,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:22,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:22,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:22,202 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:22,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-06 04:12:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:22,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:22,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:22,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:24,129 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:24,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-06 04:12:24,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:24,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:24,137 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:24,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:24,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:24,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:24,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:24,139 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:24,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-06 04:12:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:24,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:24,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:24,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:26,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-06 04:12:26,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:26,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:26,091 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:26,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:26,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:26,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:26,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:26,092 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:26,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-06 04:12:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:26,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:26,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:26,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:28,077 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:28,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-06 04:12:28,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:28,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:28,083 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:28,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:28,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:28,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:28,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:28,085 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:28,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-06 04:12:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:28,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:28,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:28,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:30,271 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:30,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-06 04:12:30,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:30,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:30,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:30,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:30,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:30,279 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:30,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-06 04:12:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:30,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:30,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:30,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:32,049 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:32,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-06 04:12:32,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:32,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:32,054 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:32,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:32,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:32,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:32,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:32,056 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:32,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-06 04:12:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:32,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:32,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:32,449 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:33,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-12-06 04:12:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:33,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:33,899 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:33,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:33,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:33,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:33,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:33,900 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:33,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-06 04:12:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:34,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:34,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:34,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:35,688 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:35,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-06 04:12:35,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:35,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:35,694 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:35,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:35,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:35,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:35,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:35,696 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:35,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-06 04:12:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:36,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:36,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:36,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:37,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-06 04:12:37,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:37,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:37,636 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:37,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:37,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:37,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:37,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:37,638 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:37,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-06 04:12:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:38,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:38,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:38,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:39,700 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:39,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-06 04:12:39,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:39,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:39,706 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:39,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:39,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:39,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:39,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:39,708 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:39,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-06 04:12:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:40,082 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:40,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:40,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:41,587 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:41,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-06 04:12:41,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:41,593 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:41,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:41,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:41,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:41,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:41,595 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:41,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-06 04:12:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:42,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:42,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:42,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:43,583 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:43,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-12-06 04:12:43,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:43,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:43,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:43,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:43,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:43,591 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:43,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-06 04:12:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:44,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:44,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:44,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:45,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-06 04:12:45,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:45,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:45,854 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:45,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:45,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:45,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:45,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:45,856 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:45,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-06 04:12:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:46,243 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:46,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:46,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:47,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-06 04:12:47,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:47,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:47,977 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:47,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:47,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:47,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:47,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:47,978 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:47,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-06 04:12:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:48,354 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:48,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:48,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:49,991 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:49,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-06 04:12:49,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:49,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:49,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:49,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:49,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:49,999 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:50,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-06 04:12:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:50,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:50,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:50,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:51,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-06 04:12:51,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:51,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:51,878 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:51,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:51,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:51,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:51,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:51,879 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:51,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-06 04:12:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:52,326 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:52,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:52,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:54,002 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:54,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-06 04:12:54,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:54,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:54,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:54,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:54,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:54,011 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:54,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-06 04:12:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:54,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:54,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:54,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:56,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Forceful destruction successful, exit code 0 [2024-12-06 04:12:56,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:56,025 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:56,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:56,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:56,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:56,027 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:56,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-06 04:12:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:56,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:56,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:56,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:12:58,168 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:12:58,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-06 04:12:58,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:12:58,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:12:58,173 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:12:58,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:12:58,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:12:58,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:12:58,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:12:58,175 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:12:58,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-06 04:12:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:58,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:12:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:12:58,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:12:58,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:00,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-06 04:13:00,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:00,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:00,150 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:00,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:00,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:00,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:00,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:00,151 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:00,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-06 04:13:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:00,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:00,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:00,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:02,152 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:02,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Forceful destruction successful, exit code 0 [2024-12-06 04:13:02,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:02,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:02,158 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:02,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:02,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:02,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:02,160 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:02,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-06 04:13:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:02,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:02,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:02,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:04,215 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:04,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-06 04:13:04,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:04,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:04,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:04,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:04,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:04,223 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:04,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-06 04:13:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:04,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:04,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:04,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:06,218 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:06,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-12-06 04:13:06,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:06,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:06,223 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:06,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:06,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:06,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:06,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:06,224 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:06,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-06 04:13:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:06,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:06,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:06,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:08,277 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:08,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-06 04:13:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:08,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:08,284 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:08,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:08,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:08,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:08,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:08,286 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:08,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-06 04:13:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:08,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:08,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:13:08,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:10,602 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:10,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-06 04:13:10,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:10,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:10,643 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:10,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:10,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:10,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:10,644 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:10,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-06 04:13:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:10,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:11,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:13:11,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:12,499 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:12,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-06 04:13:12,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:12,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:12,540 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:12,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:12,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:12,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:12,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:12,541 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:12,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-06 04:13:12,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:12,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:12,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:12,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:14,453 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:14,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-06 04:13:14,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:14,459 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:14,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:14,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:14,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:14,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:14,461 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:14,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-06 04:13:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:14,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:14,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:14,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:16,460 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:16,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Forceful destruction successful, exit code 0 [2024-12-06 04:13:16,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:16,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:16,466 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:16,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:16,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:16,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:16,468 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:16,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-06 04:13:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:16,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:16,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:16,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:18,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-12-06 04:13:18,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:18,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:18,464 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:18,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:18,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:18,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:18,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:18,466 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:18,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-06 04:13:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:18,838 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:18,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:13:18,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:20,678 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:20,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-06 04:13:20,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:20,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:20,727 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:20,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:20,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:20,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:20,729 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:20,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-06 04:13:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:21,088 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:21,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:21,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:22,810 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:22,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-06 04:13:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:22,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:22,816 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:22,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:22,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:22,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:22,818 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:22,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-06 04:13:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:23,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:23,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:23,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:23,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:24,860 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:24,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-06 04:13:24,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:24,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:24,866 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:24,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:24,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:24,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:24,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:24,868 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:24,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-06 04:13:25,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:25,224 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:25,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:25,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:26,820 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:26,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-06 04:13:26,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:26,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:26,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:26,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:26,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:26,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:26,827 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:26,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-06 04:13:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:27,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:27,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:13:27,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:28,767 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:28,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-06 04:13:28,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:28,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:28,805 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:28,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:28,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:28,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:28,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:28,806 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:28,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-06 04:13:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:29,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:29,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:29,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:30,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-12-06 04:13:30,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:30,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:30,930 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:30,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:30,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:30,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:30,931 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:30,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-06 04:13:31,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:31,294 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:31,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:31,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:32,908 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:32,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Forceful destruction successful, exit code 0 [2024-12-06 04:13:32,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:32,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:32,915 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:32,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:32,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:32,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:32,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:32,917 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:32,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-06 04:13:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:33,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:33,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:33,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:13:33,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:35,379 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:35,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-06 04:13:35,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:35,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:35,428 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:35,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:35,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:35,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:35,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:35,430 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:35,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-06 04:13:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:35,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:35,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:13:35,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:37,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-06 04:13:37,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:37,679 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:37,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:37,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:37,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:37,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:37,681 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:37,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-06 04:13:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:38,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:38,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:38,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:39,806 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:39,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Forceful destruction successful, exit code 0 [2024-12-06 04:13:39,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:39,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:39,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:39,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:39,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:39,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:39,814 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:39,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-06 04:13:40,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:40,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:40,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:13:40,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:42,046 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:42,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-06 04:13:42,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:42,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:42,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:42,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:42,093 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:42,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-06 04:13:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:42,526 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:42,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:42,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:13:42,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:44,623 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:44,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-06 04:13:44,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:44,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:44,668 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:44,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:44,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:44,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:44,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:44,670 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:44,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-06 04:13:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:45,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:45,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:13:45,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:46,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Forceful destruction successful, exit code 0 [2024-12-06 04:13:46,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:46,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:46,867 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:46,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:46,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:46,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:46,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:46,868 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:46,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-06 04:13:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:47,253 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:47,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:47,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:48,953 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:48,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-06 04:13:48,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:48,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:48,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:48,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:48,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:48,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:48,960 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:48,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-06 04:13:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:49,362 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:49,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:49,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:50,902 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:50,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-06 04:13:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:50,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:50,908 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:50,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:50,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:50,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:50,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:50,909 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:50,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-06 04:13:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:51,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:51,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:51,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:52,897 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:52,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-06 04:13:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:52,903 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:52,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:52,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:52,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:52,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:52,905 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:52,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-06 04:13:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:53,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:53,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:53,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:55,113 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:55,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-06 04:13:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:55,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:55,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:55,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:55,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:55,122 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:55,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-06 04:13:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:55,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:55,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:55,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:57,124 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:57,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-06 04:13:57,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:57,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:57,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:57,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:57,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:57,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:57,133 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:57,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-06 04:13:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:57,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:57,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:57,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:13:59,030 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:13:59,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-06 04:13:59,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:13:59,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:13:59,036 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:13:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:13:59,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:13:59,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:13:59,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:13:59,038 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:13:59,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-06 04:13:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:59,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:13:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:13:59,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:13:59,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:01,231 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:01,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:01,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:01,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:01,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:01,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:01,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:01,239 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:01,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-06 04:14:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:01,662 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:01,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:01,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:03,312 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:03,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-12-06 04:14:03,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:03,318 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:03,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:03,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:03,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:03,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:03,320 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:03,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-06 04:14:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:03,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:03,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:03,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:05,376 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:05,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-12-06 04:14:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:05,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:05,384 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:05,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:05,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:05,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:05,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:05,386 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:05,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-06 04:14:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:05,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:05,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:05,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:07,131 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:07,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:07,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:07,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:07,136 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:07,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:07,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:07,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:07,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:07,138 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:07,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-06 04:14:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:07,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:07,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:07,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:08,917 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:08,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:08,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:08,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:08,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:08,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:08,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:08,924 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:08,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-06 04:14:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:09,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:09,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:09,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:10,880 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:10,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:10,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:10,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:10,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:10,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:10,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:10,887 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:10,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-06 04:14:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:11,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:11,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:11,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:12,729 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:12,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-12-06 04:14:12,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:12,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:12,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:12,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:12,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:12,736 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:12,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-06 04:14:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:13,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:13,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:13,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:14,478 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:14,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-12-06 04:14:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:14,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:14,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:14,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:14,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:14,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:14,485 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:14,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-06 04:14:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:14,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:14,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:14,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:16,477 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:16,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-12-06 04:14:16,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:16,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:16,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:16,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:16,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:16,484 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:16,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-06 04:14:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:16,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:16,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:16,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:18,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:18,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:18,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:18,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:18,484 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:18,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-06 04:14:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:18,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:18,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:14:18,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:20,718 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:20,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-12-06 04:14:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:20,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:20,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:20,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:20,777 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:20,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-06 04:14:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:21,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:21,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:21,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:22,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-12-06 04:14:22,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:22,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:22,697 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:22,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:22,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:22,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:22,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:22,699 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:22,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-06 04:14:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:23,068 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:23,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:23,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:24,850 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:24,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-06 04:14:24,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:24,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:24,856 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:24,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:24,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:24,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:24,857 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:24,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-06 04:14:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:25,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:25,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:25,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:26,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-06 04:14:26,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:26,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:26,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:26,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:26,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:26,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:26,875 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:26,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-06 04:14:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:27,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:27,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:27,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:28,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-06 04:14:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:28,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:28,690 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:28,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:28,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:28,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:28,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:28,692 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:28,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-06 04:14:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:29,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:29,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:29,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:30,593 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:30,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-12-06 04:14:30,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:30,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:30,600 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:30,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:30,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:30,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:30,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:30,602 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:30,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-06 04:14:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:30,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:31,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:31,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:32,682 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:32,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:32,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:32,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:32,689 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:32,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:32,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:32,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:32,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:32,691 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:32,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-06 04:14:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:33,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:33,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:14:33,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:35,131 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:35,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:35,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:35,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:35,183 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:35,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:35,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:35,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:35,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:35,185 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:35,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-06 04:14:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:35,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:35,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:14:35,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:37,363 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:37,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-12-06 04:14:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:37,408 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:37,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:37,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:37,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:37,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:37,410 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:37,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-06 04:14:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:37,815 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:37,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:37,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:39,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-12-06 04:14:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:39,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:39,446 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:39,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:39,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:39,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:39,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:39,448 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:39,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-06 04:14:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:39,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:39,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:39,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:41,486 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:41,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-12-06 04:14:41,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:41,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:41,492 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:41,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:41,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:41,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:41,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:41,494 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:41,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-06 04:14:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:41,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:41,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:41,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:43,512 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:43,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-12-06 04:14:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:43,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:43,518 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:43,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:43,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:43,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:43,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:43,519 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:43,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-06 04:14:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:43,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:43,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:14:43,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:45,650 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:45,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-06 04:14:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:45,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:45,697 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:45,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:45,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:45,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:45,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:45,699 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:45,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-06 04:14:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:46,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:46,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:14:46,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:47,850 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:47,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-12-06 04:14:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:47,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:47,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:47,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:47,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:47,892 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:47,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-06 04:14:48,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:48,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:48,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:14:48,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:49,879 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:49,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:49,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:49,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:49,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:49,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:49,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:49,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:49,925 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:49,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-06 04:14:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:50,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:50,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:50,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:51,774 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:51,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-06 04:14:51,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:51,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:51,781 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:51,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:51,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:51,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:51,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:51,782 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:51,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-06 04:14:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:52,149 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:52,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:52,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:53,730 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:53,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-06 04:14:53,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:53,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:53,736 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:53,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:53,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:53,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:53,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:53,737 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:53,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-06 04:14:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:54,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:54,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:54,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:55,794 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:55,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Forceful destruction successful, exit code 0 [2024-12-06 04:14:55,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:55,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:55,800 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:55,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:55,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:55,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:55,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:55,802 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:55,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-06 04:14:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:56,228 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:56,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:14:56,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:14:58,049 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:14:58,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-06 04:14:58,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:14:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:14:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:14:58,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:14:58,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:14:58,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:14:58,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:14:58,058 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:14:58,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-06 04:14:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:58,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:14:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:14:58,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:14:58,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:00,406 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:00,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Forceful destruction successful, exit code 0 [2024-12-06 04:15:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:00,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:00,460 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:00,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:00,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:00,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:00,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:00,461 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:00,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-12-06 04:15:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:00,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:00,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:00,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:02,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-12-06 04:15:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:02,638 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:02,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:02,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:02,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:02,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:02,639 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:02,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-12-06 04:15:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:03,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:03,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:03,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:05,019 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:05,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Ended with exit code 0 [2024-12-06 04:15:05,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:05,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:05,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:05,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:05,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:05,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:05,069 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:05,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-12-06 04:15:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:05,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:05,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:05,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:07,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-12-06 04:15:07,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:07,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:07,256 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:07,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:07,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:07,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:07,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:07,257 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:07,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-12-06 04:15:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:07,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:07,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:07,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:09,457 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:09,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Forceful destruction successful, exit code 0 [2024-12-06 04:15:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:09,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:09,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:09,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:09,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:09,514 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:09,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-12-06 04:15:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:09,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:09,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:09,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:11,522 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:11,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Ended with exit code 0 [2024-12-06 04:15:11,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:11,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:11,529 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:11,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:11,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:11,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:11,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:11,531 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:11,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-12-06 04:15:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:11,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:11,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:11,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:13,494 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:13,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-12-06 04:15:13,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:13,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:13,500 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:13,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:13,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:13,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:13,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:13,501 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:13,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-12-06 04:15:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:13,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:13,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:13,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:15,443 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:15,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Ended with exit code 0 [2024-12-06 04:15:15,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:15,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:15,449 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:15,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:15,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:15,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:15,451 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:15,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-12-06 04:15:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:15,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:15,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:15,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:17,452 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:17,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-12-06 04:15:17,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:17,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:17,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:17,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:17,460 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:17,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-12-06 04:15:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:17,826 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:17,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:17,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:19,420 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:19,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Ended with exit code 0 [2024-12-06 04:15:19,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:19,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:19,426 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:19,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:19,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:19,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:19,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:19,428 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:19,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-12-06 04:15:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:19,817 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:19,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:19,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:21,726 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:21,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Ended with exit code 0 [2024-12-06 04:15:21,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:21,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:21,769 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:21,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:21,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:21,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:21,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:21,771 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:21,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Waiting until timeout for monitored process [2024-12-06 04:15:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:22,137 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:22,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:22,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:23,738 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:23,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Ended with exit code 0 [2024-12-06 04:15:23,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:23,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:23,746 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:23,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:23,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:23,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:23,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:23,748 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:23,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Waiting until timeout for monitored process [2024-12-06 04:15:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:24,126 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:24,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:24,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:25,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Ended with exit code 0 [2024-12-06 04:15:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:26,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:26,010 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:26,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:26,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:26,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:26,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:26,012 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:26,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Waiting until timeout for monitored process [2024-12-06 04:15:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:26,481 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:26,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:26,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:28,347 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:28,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Ended with exit code 0 [2024-12-06 04:15:28,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:28,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:28,394 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:28,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:28,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:28,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:28,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:28,396 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:28,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Waiting until timeout for monitored process [2024-12-06 04:15:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:28,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:28,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:28,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:30,573 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:30,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Ended with exit code 0 [2024-12-06 04:15:30,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:30,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:30,610 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:30,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:30,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:30,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:30,612 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:30,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Waiting until timeout for monitored process [2024-12-06 04:15:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:30,973 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:31,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:31,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:32,586 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:32,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Ended with exit code 0 [2024-12-06 04:15:32,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:32,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:32,625 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:32,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:32,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:32,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:32,627 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:32,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Waiting until timeout for monitored process [2024-12-06 04:15:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:33,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:33,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:33,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:34,603 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:34,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Ended with exit code 0 [2024-12-06 04:15:34,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:34,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:34,609 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:34,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:34,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:34,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:34,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:34,611 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:34,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Waiting until timeout for monitored process [2024-12-06 04:15:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:34,978 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:35,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:35,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:36,507 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:36,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Ended with exit code 0 [2024-12-06 04:15:36,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:36,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:36,513 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:36,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:36,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:36,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:36,515 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:36,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Waiting until timeout for monitored process [2024-12-06 04:15:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:36,868 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:36,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:36,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:38,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Ended with exit code 0 [2024-12-06 04:15:38,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:38,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:38,744 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:38,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:38,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:38,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:38,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:38,746 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:38,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Waiting until timeout for monitored process [2024-12-06 04:15:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:39,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:39,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:39,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:40,859 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:40,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Ended with exit code 0 [2024-12-06 04:15:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:40,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:40,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:40,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:40,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:40,867 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:40,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Waiting until timeout for monitored process [2024-12-06 04:15:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:41,246 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:41,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:41,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:42,980 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:42,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Ended with exit code 0 [2024-12-06 04:15:42,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:42,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:42,986 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:42,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:42,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:42,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:42,988 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:42,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Waiting until timeout for monitored process [2024-12-06 04:15:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:43,480 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:43,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:43,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:43,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:45,005 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:45,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Ended with exit code 0 [2024-12-06 04:15:45,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:45,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:45,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:45,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:45,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:45,012 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:45,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Waiting until timeout for monitored process [2024-12-06 04:15:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:45,374 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:45,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:45,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:47,034 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:47,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Ended with exit code 0 [2024-12-06 04:15:47,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:47,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:47,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:47,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:47,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:47,042 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:47,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Waiting until timeout for monitored process [2024-12-06 04:15:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:47,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:47,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:47,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:49,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Ended with exit code 0 [2024-12-06 04:15:49,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:49,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:49,415 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:49,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:49,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:49,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:49,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:49,417 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:49,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Waiting until timeout for monitored process [2024-12-06 04:15:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:49,823 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:49,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:49,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:51,532 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:51,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Ended with exit code 0 [2024-12-06 04:15:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:51,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:51,572 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:51,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:51,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:51,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:51,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:51,574 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:51,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Waiting until timeout for monitored process [2024-12-06 04:15:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:51,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:51,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:51,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:53,688 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:53,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Ended with exit code 0 [2024-12-06 04:15:53,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:53,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:53,734 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:53,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:53,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:53,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:53,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:53,736 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:53,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Waiting until timeout for monitored process [2024-12-06 04:15:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:54,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:54,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:54,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:55,707 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:55,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Ended with exit code 0 [2024-12-06 04:15:55,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:55,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:55,712 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:55,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:55,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:55,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:55,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:55,714 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:55,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Waiting until timeout for monitored process [2024-12-06 04:15:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:56,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:56,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:15:56,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:57,798 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:57,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Ended with exit code 0 [2024-12-06 04:15:57,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:57,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:57,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:57,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:57,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:57,805 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:57,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Waiting until timeout for monitored process [2024-12-06 04:15:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:58,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:15:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:15:58,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:15:58,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:15:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:15:59,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Forceful destruction successful, exit code 0 [2024-12-06 04:15:59,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:15:59,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:15:59,986 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:15:59,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:15:59,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:15:59,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:15:59,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:15:59,988 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:15:59,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Waiting until timeout for monitored process [2024-12-06 04:16:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:00,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:00,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:16:00,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:02,113 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:02,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Forceful destruction successful, exit code 0 [2024-12-06 04:16:02,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:02,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:02,157 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:02,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:02,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:02,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:02,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:02,158 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:02,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Waiting until timeout for monitored process [2024-12-06 04:16:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:02,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:02,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:02,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:04,057 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:04,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Ended with exit code 0 [2024-12-06 04:16:04,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:04,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:04,063 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:04,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:04,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:04,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:04,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:04,065 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:04,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Waiting until timeout for monitored process [2024-12-06 04:16:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:04,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:04,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:04,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:04,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:05,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Ended with exit code 0 [2024-12-06 04:16:05,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:05,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:05,980 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:05,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:05,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:05,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:05,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:05,982 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:05,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Waiting until timeout for monitored process [2024-12-06 04:16:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:06,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:06,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:06,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:06,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:07,884 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:07,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Ended with exit code 0 [2024-12-06 04:16:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:07,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:07,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:07,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:07,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:07,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:07,892 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:07,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Waiting until timeout for monitored process [2024-12-06 04:16:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:08,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:08,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:08,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:09,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Ended with exit code 0 [2024-12-06 04:16:09,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:09,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:09,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:09,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:09,827 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:09,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Waiting until timeout for monitored process [2024-12-06 04:16:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:10,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:10,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:10,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:10,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:11,663 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:11,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Ended with exit code 0 [2024-12-06 04:16:11,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:11,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:11,669 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:11,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:11,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:11,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:11,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:11,671 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:11,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Waiting until timeout for monitored process [2024-12-06 04:16:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:12,030 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:12,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:12,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:13,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Ended with exit code 0 [2024-12-06 04:16:13,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:13,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:13,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:13,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:13,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:13,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:13,589 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:13,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Waiting until timeout for monitored process [2024-12-06 04:16:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:13,969 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:14,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:16:14,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:15,748 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:15,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Ended with exit code 0 [2024-12-06 04:16:15,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:15,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:15,798 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:15,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:15,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:15,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:15,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:15,800 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:15,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Waiting until timeout for monitored process [2024-12-06 04:16:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:16,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:16,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:16,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:17,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Ended with exit code 0 [2024-12-06 04:16:17,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:17,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:17,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:17,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:17,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:17,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:17,775 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:17,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Waiting until timeout for monitored process [2024-12-06 04:16:18,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:18,133 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:18,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:18,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:18,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:19,701 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:19,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Ended with exit code 0 [2024-12-06 04:16:19,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:19,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:19,706 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:19,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:19,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:19,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:19,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:19,708 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:19,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Waiting until timeout for monitored process [2024-12-06 04:16:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:20,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:20,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:20,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:21,744 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:21,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Ended with exit code 0 [2024-12-06 04:16:21,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:21,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:21,751 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:21,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:21,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:21,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:21,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:21,752 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:21,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Waiting until timeout for monitored process [2024-12-06 04:16:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:22,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:22,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:22,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:22,150 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:23,730 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:23,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Ended with exit code 0 [2024-12-06 04:16:23,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:23,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:23,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:23,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:23,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:23,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:23,738 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:23,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Waiting until timeout for monitored process [2024-12-06 04:16:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:24,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:24,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:24,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:25,679 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:25,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Ended with exit code 0 [2024-12-06 04:16:25,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:25,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:25,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:25,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:25,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:25,687 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:25,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Waiting until timeout for monitored process [2024-12-06 04:16:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:26,067 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:26,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:26,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:27,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Ended with exit code 0 [2024-12-06 04:16:27,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:27,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:27,634 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:27,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:27,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:27,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:27,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:27,636 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:27,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Waiting until timeout for monitored process [2024-12-06 04:16:28,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:28,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:28,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:28,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:29,603 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:29,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Ended with exit code 0 [2024-12-06 04:16:29,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:29,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:29,608 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:29,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:29,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:29,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:29,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:29,610 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:29,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Waiting until timeout for monitored process [2024-12-06 04:16:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:29,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:30,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:30,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:31,521 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:31,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Ended with exit code 0 [2024-12-06 04:16:31,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:31,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:31,528 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:31,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:31,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:31,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:31,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:31,530 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:31,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Waiting until timeout for monitored process [2024-12-06 04:16:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:31,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:31,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:31,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:33,584 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:33,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Ended with exit code 0 [2024-12-06 04:16:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:33,591 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:33,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:33,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:33,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:33,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:33,593 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:33,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Waiting until timeout for monitored process [2024-12-06 04:16:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:34,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:34,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:34,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:35,701 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:35,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Forceful destruction successful, exit code 0 [2024-12-06 04:16:35,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:35,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:35,708 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:35,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:35,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:35,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:35,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:35,710 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:35,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Waiting until timeout for monitored process [2024-12-06 04:16:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:36,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:36,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:36,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:37,893 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:37,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Ended with exit code 0 [2024-12-06 04:16:37,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:37,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:37,900 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:37,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:37,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:37,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:37,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:37,902 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:37,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Waiting until timeout for monitored process [2024-12-06 04:16:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:38,302 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:38,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:38,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:40,008 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:40,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Ended with exit code 0 [2024-12-06 04:16:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:40,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:40,015 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:40,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:40,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:40,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:40,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:40,016 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:40,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Waiting until timeout for monitored process [2024-12-06 04:16:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:40,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:40,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:40,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:42,280 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:42,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Ended with exit code 0 [2024-12-06 04:16:42,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:42,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:42,286 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:42,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:42,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:42,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:42,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:42,287 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:42,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Waiting until timeout for monitored process [2024-12-06 04:16:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:42,666 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:42,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:42,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:44,167 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:44,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Ended with exit code 0 [2024-12-06 04:16:44,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:44,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:44,173 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:44,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:44,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:44,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:44,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:44,174 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:44,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Waiting until timeout for monitored process [2024-12-06 04:16:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:44,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:44,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:16:44,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:46,021 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:46,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Ended with exit code 0 [2024-12-06 04:16:46,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:46,063 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:46,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:46,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:46,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:46,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:46,064 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:46,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Waiting until timeout for monitored process [2024-12-06 04:16:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:46,402 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:46,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:46,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:47,752 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:47,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Ended with exit code 0 [2024-12-06 04:16:47,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:47,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:47,758 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:47,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:47,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:47,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:47,759 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:47,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Waiting until timeout for monitored process [2024-12-06 04:16:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:48,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:48,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:48,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:49,487 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:49,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Forceful destruction successful, exit code 0 [2024-12-06 04:16:49,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:49,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:49,493 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:49,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:49,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:49,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:49,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:49,494 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:49,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Waiting until timeout for monitored process [2024-12-06 04:16:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:49,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:49,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:49,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:51,299 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:51,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Forceful destruction successful, exit code 0 [2024-12-06 04:16:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:51,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:51,305 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:51,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:51,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:51,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:51,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:51,306 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:51,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Waiting until timeout for monitored process [2024-12-06 04:16:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:51,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:51,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:51,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:53,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Ended with exit code 0 [2024-12-06 04:16:53,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:53,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:53,012 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:53,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:53,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:53,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:53,013 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:53,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Waiting until timeout for monitored process [2024-12-06 04:16:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:53,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:53,394 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:53,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:54,770 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:54,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Ended with exit code 0 [2024-12-06 04:16:54,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:54,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:54,775 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:54,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:54,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:54,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:54,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:54,777 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:54,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Waiting until timeout for monitored process [2024-12-06 04:16:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:55,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:55,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:55,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:56,575 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:56,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Ended with exit code 0 [2024-12-06 04:16:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:56,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:56,580 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:56,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:56,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:56,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:56,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:56,582 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:56,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Waiting until timeout for monitored process [2024-12-06 04:16:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:56,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:56,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:16:56,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:16:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:16:58,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Ended with exit code 0 [2024-12-06 04:16:58,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:16:58,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:16:58,453 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:16:58,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:16:58,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:16:58,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:16:58,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:16:58,454 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:16:58,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Waiting until timeout for monitored process [2024-12-06 04:16:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:58,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:16:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:16:58,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:16:58,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:00,099 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:00,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Ended with exit code 0 [2024-12-06 04:17:00,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:00,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:00,105 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:00,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:00,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:00,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:00,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:00,106 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:00,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Waiting until timeout for monitored process [2024-12-06 04:17:00,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:00,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:00,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:00,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:01,816 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:01,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Ended with exit code 0 [2024-12-06 04:17:01,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:01,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:01,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:01,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:01,823 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:01,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Waiting until timeout for monitored process [2024-12-06 04:17:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:02,167 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:02,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:02,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:03,545 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:03,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Ended with exit code 0 [2024-12-06 04:17:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:03,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:03,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:03,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:03,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:03,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:03,551 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:03,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Waiting until timeout for monitored process [2024-12-06 04:17:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:03,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:03,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:03,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:05,515 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:05,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Ended with exit code 0 [2024-12-06 04:17:05,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:05,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:05,521 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:05,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:05,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:05,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:05,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:05,523 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:05,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Waiting until timeout for monitored process [2024-12-06 04:17:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:05,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:05,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:05,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:07,518 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:07,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Ended with exit code 0 [2024-12-06 04:17:07,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:07,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:07,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:07,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:07,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:07,527 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:07,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Waiting until timeout for monitored process [2024-12-06 04:17:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:07,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:07,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:07,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:09,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Ended with exit code 0 [2024-12-06 04:17:09,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:09,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:09,536 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:09,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:09,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:09,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:09,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:09,538 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:09,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Waiting until timeout for monitored process [2024-12-06 04:17:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:09,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:09,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:09,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:11,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Ended with exit code 0 [2024-12-06 04:17:11,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:11,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:11,574 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:11,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:11,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:11,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:11,576 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:11,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Waiting until timeout for monitored process [2024-12-06 04:17:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:11,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:11,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:11,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:13,484 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:13,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Ended with exit code 0 [2024-12-06 04:17:13,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:13,490 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:13,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:13,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:13,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:13,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:13,492 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:13,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Waiting until timeout for monitored process [2024-12-06 04:17:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:13,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:13,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:13,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:15,398 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:15,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Ended with exit code 0 [2024-12-06 04:17:15,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:15,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:15,405 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:15,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:15,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:15,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:15,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:15,406 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:15,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Waiting until timeout for monitored process [2024-12-06 04:17:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:15,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:15,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:17:15,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:17,469 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:17,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Ended with exit code 0 [2024-12-06 04:17:17,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:17,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:17,515 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:17,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:17,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:17,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:17,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:17,517 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:17,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Waiting until timeout for monitored process [2024-12-06 04:17:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:17,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:17,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:17,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:19,457 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:19,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Ended with exit code 0 [2024-12-06 04:17:19,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:19,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:19,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:19,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:19,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:19,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:19,465 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:19,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Waiting until timeout for monitored process [2024-12-06 04:17:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:19,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:19,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:19,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:21,227 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:21,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Ended with exit code 0 [2024-12-06 04:17:21,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:21,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:21,233 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:21,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:21,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:21,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:21,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:21,234 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:21,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Waiting until timeout for monitored process [2024-12-06 04:17:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:21,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:21,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:21,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:22,998 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:23,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Ended with exit code 0 [2024-12-06 04:17:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:23,005 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:23,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:23,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:23,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:23,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:23,007 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:23,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Waiting until timeout for monitored process [2024-12-06 04:17:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:23,349 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:23,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:23,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:24,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Ended with exit code 0 [2024-12-06 04:17:24,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:24,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:24,805 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:24,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:24,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:24,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:24,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:24,807 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:24,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Waiting until timeout for monitored process [2024-12-06 04:17:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:25,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:25,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:17:25,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:26,726 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:26,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Ended with exit code 0 [2024-12-06 04:17:26,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:26,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:26,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:26,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:26,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:26,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:26,770 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:26,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Waiting until timeout for monitored process [2024-12-06 04:17:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:27,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:27,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:27,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:28,476 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:28,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Ended with exit code 0 [2024-12-06 04:17:28,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:28,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:28,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:28,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:28,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:28,484 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:28,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Waiting until timeout for monitored process [2024-12-06 04:17:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:28,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:28,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:28,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:30,442 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:30,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Ended with exit code 0 [2024-12-06 04:17:30,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:30,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:30,449 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:30,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:30,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:30,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:30,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:30,451 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:30,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Waiting until timeout for monitored process [2024-12-06 04:17:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:30,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:17:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:17:30,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:17:30,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:17:32,829 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-06 04:17:32,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Ended with exit code 0 [2024-12-06 04:17:32,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:32,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-12-06 04:17:32,836 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-12-06 04:17:32,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:17:32,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:32,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:32,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:32,837 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:32,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_312fbaeb-0f64-42f4-8fb1-ba837d0e3027/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Waiting until timeout for monitored process