./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.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_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/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_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/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_79c8ec12-7079-442d-91a4-7ece1417c999/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 184fccc72b69c7eb23b9d3b6c6b06a51b6f3ae888fa77cf8167b62023a6f2308 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:32:01,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:32:01,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:32:01,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:32:01,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:32:01,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:32:01,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:32:01,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:32:01,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:32:01,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:32:01,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:32:01,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:32:01,932 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:32:01,932 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:32:01,932 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:32:01,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:32:01,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:32:01,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:32:01,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:32:01,933 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:32:01,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:32:01,933 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:32:01,933 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:32:01,933 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:32:01,933 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:32:01,933 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:32:01,934 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:32:01,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:32:01,934 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:32:01,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:32:01,934 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:32:01,934 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:32:01,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:32:01,934 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_79c8ec12-7079-442d-91a4-7ece1417c999/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 -> 184fccc72b69c7eb23b9d3b6c6b06a51b6f3ae888fa77cf8167b62023a6f2308 [2024-12-06 02:32:02,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:32:02,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:32:02,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:32:02,177 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:32:02,178 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:32:02,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i [2024-12-06 02:32:04,964 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data/f4ec5c48c/bcccbe5c878f40cd87103d1c8f223ac5/FLAGbb4b160bb [2024-12-06 02:32:05,162 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:32:05,163 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i [2024-12-06 02:32:05,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data/f4ec5c48c/bcccbe5c878f40cd87103d1c8f223ac5/FLAGbb4b160bb [2024-12-06 02:32:05,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data/f4ec5c48c/bcccbe5c878f40cd87103d1c8f223ac5 [2024-12-06 02:32:05,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:32:05,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:32:05,522 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:32:05,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:32:05,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:32:05,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05, skipping insertion in model container [2024-12-06 02:32:05,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,543 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:32:05,692 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_79c8ec12-7079-442d-91a4-7ece1417c999/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i[915,928] [2024-12-06 02:32:05,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:32:05,739 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:32:05,748 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_79c8ec12-7079-442d-91a4-7ece1417c999/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i[915,928] [2024-12-06 02:32:05,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:32:05,778 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:32:05,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05 WrapperNode [2024-12-06 02:32:05,778 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:32:05,779 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:32:05,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:32:05,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:32:05,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,809 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 87 [2024-12-06 02:32:05,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:32:05,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:32:05,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:32:05,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:32:05,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,819 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,823 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,824 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,827 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,831 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:32:05,831 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:32:05,831 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:32:05,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:32:05,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:05" (1/1) ... [2024-12-06 02:32:05,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:32:05,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:32:05,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:32:05,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:32:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:32:05,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:32:05,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:32:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:32:05,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:32:05,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:32:05,978 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:32:05,981 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:32:06,186 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 02:32:06,186 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:32:06,291 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:32:06,291 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:32:06,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:32:06 BoogieIcfgContainer [2024-12-06 02:32:06,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:32:06,292 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:32:06,293 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:32:06,301 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:32:06,302 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:32:06" (1/1) ... [2024-12-06 02:32:06,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:32:06,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:06,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 02:32:06,357 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 02:32:06,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:06,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:06,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:32:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:32:06,507 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:32:06,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:32:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:32:06,658 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:32:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:32:06,723 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 02:32:06,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:32:06 ImpRootNode [2024-12-06 02:32:06,766 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:32:06,767 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:32:06,767 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:32:06,767 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:32:06,768 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:32:06" (3/4) ... [2024-12-06 02:32:06,771 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:32:06,772 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:32:06,773 INFO L158 Benchmark]: Toolchain (without parser) took 1252.27ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 59.0MB in the end (delta: 58.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 02:32:06,773 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:32:06,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.25ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 105.4MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:32:06,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.81ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:32:06,775 INFO L158 Benchmark]: Boogie Preprocessor took 21.04ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 102.9MB in the end (delta: 893.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:32:06,775 INFO L158 Benchmark]: RCFGBuilder took 460.35ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 82.4MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:32:06,776 INFO L158 Benchmark]: CodeCheck took 473.86ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 59.2MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:32:06,776 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 142.6MB. Free memory was 59.2MB in the beginning and 59.0MB in the end (delta: 215.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:32:06,779 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 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 someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 76. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -128; [L23] unsigned short int var_1_3 = 16; [L24] unsigned long int var_1_7 = 1000; [L25] signed char var_1_8 = -4; [L26] signed short int var_1_9 = 2; [L27] unsigned char var_1_10 = 1; [L28] unsigned char var_1_11 = 0; [L29] double var_1_12 = 0.95; [L30] double var_1_13 = 9.8; [L31] signed short int last_1_var_1_9 = 2; [L32] unsigned char last_1_var_1_10 = 1; [L87] isInitial = 1 [L88] FCALL initially() [L90] CALL updateLastVariables() [L79] last_1_var_1_9 = var_1_9 [L80] last_1_var_1_10 = var_1_10 [L90] RET updateLastVariables() [L91] CALL updateVariables() [L63] var_1_3 = __VERIFIER_nondet_ushort() [L64] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L65] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_7=1000, var_1_8=-4, var_1_9=2] [L66] var_1_7 = __VERIFIER_nondet_ulong() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L68] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=-4, var_1_9=2] [L69] var_1_8 = __VERIFIER_nondet_char() [L70] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L71] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L72] var_1_11 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L74] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_13=49/5, var_1_1=-128, var_1_8=0, var_1_9=2] [L75] var_1_13 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_1=-128, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=1, var_1_11=0, var_1_12=19/20, var_1_1=-128, var_1_8=0, var_1_9=2] [L91] RET updateVariables() [L92] CALL step() [L36] signed long int stepLocal_2 = last_1_var_1_9; [L37] unsigned char stepLocal_1 = (- var_1_7) <= last_1_var_1_9; [L38] unsigned char stepLocal_0 = last_1_var_1_10; [L39] COND TRUE stepLocal_0 || ((~ last_1_var_1_9) >= last_1_var_1_9) [L40] COND FALSE !(last_1_var_1_9 < stepLocal_2) [L49] var_1_1 = var_1_8 [L54] var_1_10 = var_1_11 [L55] var_1_12 = var_1_13 [L56] COND FALSE !(\read(var_1_10)) [L92] RET step() [L93] CALL, EXPR property() [L83-L84] return ((((last_1_var_1_10 || ((~ last_1_var_1_9) >= last_1_var_1_9)) ? ((last_1_var_1_9 < last_1_var_1_9) ? ((! last_1_var_1_10) ? (((last_1_var_1_9 > last_1_var_1_9) && ((- var_1_7) <= last_1_var_1_9)) ? (var_1_1 == ((signed char) var_1_8)) : (var_1_1 == ((signed char) var_1_8))) : 1) : (var_1_1 == ((signed char) var_1_8))) : (var_1_1 == ((signed char) var_1_8))) && (var_1_10 ? ((((4131182089u - var_1_3) - 200u) < var_1_1) ? (var_1_9 == ((signed short int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((double) var_1_13)) ; [L93] RET, EXPR property() [L93] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_1=0, var_1_3=0, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=1, last_1_var_1_9=2, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_1=0, var_1_3=0, var_1_8=0, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 71.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.25ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 105.4MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.81ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.04ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 102.9MB in the end (delta: 893.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 460.35ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 82.4MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 473.86ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 59.2MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 142.6MB. Free memory was 59.2MB in the beginning and 59.0MB in the end (delta: 215.0kB). 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 02:32:06,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/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_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/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_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/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_79c8ec12-7079-442d-91a4-7ece1417c999/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 184fccc72b69c7eb23b9d3b6c6b06a51b6f3ae888fa77cf8167b62023a6f2308 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:32:09,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:32:09,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:32:09,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:32:09,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:32:09,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:32:09,223 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:32:09,223 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:32:09,224 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:32:09,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:32:09,224 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:32:09,224 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:32:09,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:32:09,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:32:09,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:32:09,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:32:09,225 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:32:09,225 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:32:09,225 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:32:09,225 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:32:09,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:32:09,225 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:32:09,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:32:09,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:32:09,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:32:09,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:32:09,226 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:09,226 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:32:09,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:32:09,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:32:09,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:32:09,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:32:09,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:32:09,226 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:32:09,226 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:09,227 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:32:09,227 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_79c8ec12-7079-442d-91a4-7ece1417c999/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 -> 184fccc72b69c7eb23b9d3b6c6b06a51b6f3ae888fa77cf8167b62023a6f2308 [2024-12-06 02:32:09,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:32:09,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:32:09,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:32:09,532 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:32:09,533 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:32:09,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i [2024-12-06 02:32:12,462 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data/ed8640255/3a8a6524dc924dfc9758e656b6f4a81d/FLAG975c4ac68 [2024-12-06 02:32:12,675 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:32:12,675 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i [2024-12-06 02:32:12,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data/ed8640255/3a8a6524dc924dfc9758e656b6f4a81d/FLAG975c4ac68 [2024-12-06 02:32:13,024 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/data/ed8640255/3a8a6524dc924dfc9758e656b6f4a81d [2024-12-06 02:32:13,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:32:13,027 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:32:13,029 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:32:13,029 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:32:13,033 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:32:13,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,034 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a32c73c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13, skipping insertion in model container [2024-12-06 02:32:13,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,049 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:32:13,170 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_79c8ec12-7079-442d-91a4-7ece1417c999/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i[915,928] [2024-12-06 02:32:13,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:32:13,220 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:32:13,231 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_79c8ec12-7079-442d-91a4-7ece1417c999/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-15.i[915,928] [2024-12-06 02:32:13,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:32:13,267 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:32:13,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13 WrapperNode [2024-12-06 02:32:13,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:32:13,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:32:13,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:32:13,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:32:13,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,283 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,303 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 86 [2024-12-06 02:32:13,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:32:13,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:32:13,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:32:13,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:32:13,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,324 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,325 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:32:13,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:32:13,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:32:13,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:32:13,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:32:13,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:32:13,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:32:13,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:32:13,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:32:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:32:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:32:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:32:13,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:32:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:32:13,460 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:32:13,462 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:32:13,679 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 02:32:13,679 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:32:13,792 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:32:13,793 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:32:13,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:32:13 BoogieIcfgContainer [2024-12-06 02:32:13,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:32:13,794 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:32:13,794 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:32:13,806 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:32:13,806 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:32:13" (1/1) ... [2024-12-06 02:32:13,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:32:13,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:13,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 02:32:13,859 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 02:32:13,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:13,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:13,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:13,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:13,868 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:13,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:32:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:14,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:14,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:14,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:19,076 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:19,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:32:20,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:20,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-12-06 02:32:20,410 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-12-06 02:32:20,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:20,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:20,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:20,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:20,414 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:20,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:32:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:20,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:20,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:20,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:22,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:32:22,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:22,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-12-06 02:32:22,662 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-12-06 02:32:22,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:22,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:22,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:22,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:22,665 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:22,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:32:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:23,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:23,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:23,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:23,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:24,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:32:24,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:24,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-12-06 02:32:24,881 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-12-06 02:32:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:24,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:24,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:24,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:24,884 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:24,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:32:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:25,237 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:25,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:25,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:26,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:32:26,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:26,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-12-06 02:32:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-12-06 02:32:26,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:26,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:26,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:26,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:26,977 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:26,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:32:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:27,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:27,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:32:27,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:33,004 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:33,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:32:35,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:35,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-12-06 02:32:35,395 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-12-06 02:32:35,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:35,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:35,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:35,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:35,397 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:35,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:32:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:35,720 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:35,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:35,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:37,245 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:37,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:32:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-12-06 02:32:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-12-06 02:32:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:37,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:37,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:37,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:37,261 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:37,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:32:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:37,567 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:37,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:37,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:39,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:32:39,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:39,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-12-06 02:32:39,173 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-12-06 02:32:39,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:39,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:39,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:39,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:39,176 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:39,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:32:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:39,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:39,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:39,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:40,920 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:40,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:32:40,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:40,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-12-06 02:32:40,934 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-12-06 02:32:40,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:40,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:40,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:40,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:40,937 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:40,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:32:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:41,210 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:41,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:32:41,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:45,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:32:45,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:45,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-12-06 02:32:45,858 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-12-06 02:32:45,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:45,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:45,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:45,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:45,861 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:45,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:32:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:46,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:46,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:46,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:47,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:32:47,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:47,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-12-06 02:32:47,617 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-12-06 02:32:47,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:47,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:47,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:47,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:47,619 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:47,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:32:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:47,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:47,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:47,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:49,344 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:49,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:32:49,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:49,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-12-06 02:32:49,357 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-12-06 02:32:49,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:49,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:49,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:49,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:49,360 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:49,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:32:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:49,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:49,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:49,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:51,165 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:51,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:32:51,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-12-06 02:32:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-12-06 02:32:51,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:51,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:51,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:51,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:51,178 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:51,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:32:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:51,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:51,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:32:51,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:55,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:32:56,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:56,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:32:56,843 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:32:56,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:56,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:56,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:56,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:56,845 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:56,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:32:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:57,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:57,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:32:57,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:58,606 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:32:58,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:32:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:32:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:32:58,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:32:58,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:58,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:58,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:58,624 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:58,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:32:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:58,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:58,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:32:58,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:03,523 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:03,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:33:03,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:03,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:03,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:03,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:03,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:03,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:03,534 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:03,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:33:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:03,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:03,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:33:03,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:05,213 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:05,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:33:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:05,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:05,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:05,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:05,226 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:05,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:33:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:05,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:05,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:33:05,611 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:10,287 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:10,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:33:10,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:10,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:10,298 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:10,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:10,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:10,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:10,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:10,300 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:10,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:33:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:10,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:10,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:33:10,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:15,139 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:15,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:33:15,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:15,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:15,152 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:15,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:15,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:15,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:15,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:15,154 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:15,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:33:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:15,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:15,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:33:15,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:17,140 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:17,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:33:17,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:17,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:17,156 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:17,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:17,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:17,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:17,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:17,159 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:17,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:33:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:17,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:17,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:33:17,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:22,125 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:22,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:33:22,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:22,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:22,134 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:22,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:22,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:22,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:22,136 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:22,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:33:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:22,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:22,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:33:22,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:27,060 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:27,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:33:27,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:27,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:27,071 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:27,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:27,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:27,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:27,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:27,074 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:27,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:33:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:27,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:27,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:33:27,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:28,820 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:28,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:33:28,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:28,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:28,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:28,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:28,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:28,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:28,836 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:28,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:33:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:29,136 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:29,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:33:29,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:33,728 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:33,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:33:33,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:33,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:33,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:33,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:33,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:33,739 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:33,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:33:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:34,022 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:34,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:33:34,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:35,450 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:35,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:33:35,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:35,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:35,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:35,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:35,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:35,462 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:35,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:33:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:35,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:35,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:33:35,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:37,160 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:37,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:33:37,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:37,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:37,170 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:37,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:37,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:37,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:37,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:37,172 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:37,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:33:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:37,461 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:37,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:33:37,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:42,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:33:42,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:42,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:42,075 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:42,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:42,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:42,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:42,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:42,078 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:42,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 02:33:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:42,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:42,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:33:42,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:46,996 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:46,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 02:33:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:47,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:47,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:47,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:47,007 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:47,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 02:33:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:47,336 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:47,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:33:47,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:48,742 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:48,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 02:33:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:48,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:48,753 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:48,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:48,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:48,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:48,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:48,755 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:48,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 02:33:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:49,036 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:49,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:33:49,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:53,832 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:53,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 02:33:53,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:53,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:53,840 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:53,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:53,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:53,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:53,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:53,842 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:53,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 02:33:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:54,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:54,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:33:54,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:33:55,578 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:33:55,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 02:33:55,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:33:55,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:33:55,589 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:33:55,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:33:55,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:33:55,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:33:55,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:33:55,591 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:33:55,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 02:33:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:55,867 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:33:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:33:55,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:33:55,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:00,540 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:00,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 02:34:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:00,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:00,549 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:00,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:00,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:00,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:00,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:00,551 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:00,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 02:34:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:00,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:00,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:34:00,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:02,248 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:02,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 02:34:02,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:02,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:02,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:02,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:02,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:02,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:02,262 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:02,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 02:34:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:02,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:02,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:02,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:07,134 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:07,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 02:34:07,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:07,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:07,143 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:07,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:07,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:07,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:07,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:07,145 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:07,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 02:34:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:07,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:07,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:07,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:12,235 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:12,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 02:34:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:12,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:12,244 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:12,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:12,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:12,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:12,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:12,246 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:12,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 02:34:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:12,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:12,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:12,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:17,215 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:17,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 02:34:17,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:17,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:17,223 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:17,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:17,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:17,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:17,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:17,225 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:17,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 02:34:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:17,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:17,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:17,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:22,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 02:34:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:22,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:22,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:22,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:22,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:22,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:22,165 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:22,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 02:34:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:22,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:22,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:34:22,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:23,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 02:34:23,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:23,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:23,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:23,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:23,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:23,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:23,922 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:23,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 02:34:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:24,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:24,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:34:24,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:25,615 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:25,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 02:34:25,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:25,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:25,626 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:25,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:25,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:25,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:25,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:25,628 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:25,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 02:34:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:25,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:25,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:25,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:30,901 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:30,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 02:34:30,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:30,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:30,909 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:30,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:30,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:30,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:30,911 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:30,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 02:34:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:31,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:31,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:31,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:35,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 02:34:35,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:35,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:35,825 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:35,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:35,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:35,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:35,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:35,828 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:35,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 02:34:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:36,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:36,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:34:36,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:37,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-12-06 02:34:37,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:37,515 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:37,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:37,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:37,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:37,517 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:37,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 02:34:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:37,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:37,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:37,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:42,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 02:34:42,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:42,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:42,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:42,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:42,380 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:42,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 02:34:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:42,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:42,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:42,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:47,281 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:47,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 02:34:47,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:47,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:47,290 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:47,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:47,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:47,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:47,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:47,292 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:47,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 02:34:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:47,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:47,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:34:47,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:48,991 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:48,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 02:34:49,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:49,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:49,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:49,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:49,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:49,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:49,007 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:49,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 02:34:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:49,294 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:49,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:49,321 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:54,079 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:54,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 02:34:54,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:54,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:54,088 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:54,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:54,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:54,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:54,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:54,089 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:54,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 02:34:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:54,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:54,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:54,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:59,528 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:34:59,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 02:34:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:34:59,536 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:34:59,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:34:59,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:59,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:59,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:59,539 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:59,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 02:34:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:59,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:59,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:34:59,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:04,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 02:35:04,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:04,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:04,456 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:04,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:04,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:04,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:04,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:04,457 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:04,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 02:35:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:04,745 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:04,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:04,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:35:04,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:09,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 02:35:09,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:09,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:09,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:09,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:09,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:09,608 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:09,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 02:35:09,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:09,882 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:09,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:35:09,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:11,337 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:11,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 02:35:11,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:11,350 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:11,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:11,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:11,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:11,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:11,352 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:11,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 02:35:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:11,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:11,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:35:11,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:16,477 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:16,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 02:35:16,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:16,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:16,486 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:16,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:16,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:16,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:16,488 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:16,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 02:35:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:16,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:16,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:35:16,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:18,266 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:18,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 02:35:18,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:18,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:18,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:18,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:18,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:18,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:18,277 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:18,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 02:35:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:18,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:18,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:18,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:35:18,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:20,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 02:35:20,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:20,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:20,054 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:20,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:20,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:20,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:20,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:20,055 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:20,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 02:35:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:20,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:20,376 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:35:20,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:25,126 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:25,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-12-06 02:35:25,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:25,140 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:25,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:25,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:25,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:25,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:25,142 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:25,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 02:35:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:25,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:25,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:35:25,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:26,874 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:26,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 02:35:26,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:26,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:26,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:26,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:26,884 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:26,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 02:35:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:27,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:27,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:35:27,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:28,549 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:28,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 02:35:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:28,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:28,559 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:28,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:28,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:28,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:28,560 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:28,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 02:35:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:28,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:28,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:35:28,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:33,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 02:35:33,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:33,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:33,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:33,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:33,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:33,970 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:33,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 02:35:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:34,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:34,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:35:34,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:35,946 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:35,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 02:35:35,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:35,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:35,962 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:35,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:35,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:35,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:35,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:35,964 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:35,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 02:35:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:36,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:36,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:35:36,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:41,114 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:41,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 02:35:41,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:41,122 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:41,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:41,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:41,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:41,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:41,125 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:41,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 02:35:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:41,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:41,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:35:41,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:43,086 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:43,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 02:35:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:43,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:43,097 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:43,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:43,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:43,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:43,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:43,099 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:43,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 02:35:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:43,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:43,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:35:43,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:44,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 02:35:44,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:44,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:44,982 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:44,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:44,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:44,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:44,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:44,984 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:44,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 02:35:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:45,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:45,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:35:45,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:50,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 02:35:50,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:50,611 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:50,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:50,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:50,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:50,612 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:50,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 02:35:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:50,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:50,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:35:50,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:56,278 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:56,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 02:35:56,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:56,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:56,287 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:56,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:56,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:56,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:56,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:56,290 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:56,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 02:35:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:56,599 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:56,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:35:56,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:58,195 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:35:58,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 02:35:58,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:58,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:35:58,206 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:35:58,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:35:58,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:58,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:58,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:58,209 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:58,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 02:35:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:58,528 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:58,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:35:58,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:03,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-12-06 02:36:03,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:03,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:03,356 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:03,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:03,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:03,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:03,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:03,358 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:03,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 02:36:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:03,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:03,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:36:03,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:08,562 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:08,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-06 02:36:08,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:08,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:08,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:08,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:08,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:08,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:08,574 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:08,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 02:36:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:08,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:08,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:08,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:10,374 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:10,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-06 02:36:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:10,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:10,388 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:10,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:10,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:10,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:10,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:10,390 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:10,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 02:36:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:10,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:10,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:10,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:12,188 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:12,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 02:36:12,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:12,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:12,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:12,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:12,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:12,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:12,200 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:12,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 02:36:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:12,494 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:12,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:36:12,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:17,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 02:36:17,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:17,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:17,707 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:17,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:17,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:17,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:17,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:17,709 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:17,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 02:36:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:18,042 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:18,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:18,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:19,630 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:19,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 02:36:19,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:19,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:19,641 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:19,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:19,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:19,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:19,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:19,644 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:19,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 02:36:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:19,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:20,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:20,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:21,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 02:36:21,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:21,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:21,652 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:21,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:21,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:21,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:21,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:21,654 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:21,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 02:36:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:21,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:22,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:36:22,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:26,841 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:26,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 02:36:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:26,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:26,848 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:26,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:26,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:26,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:26,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:26,850 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:26,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 02:36:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:27,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:27,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:36:27,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:31,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 02:36:31,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:31,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:31,804 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:31,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:31,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:31,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:31,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:31,806 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:31,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 02:36:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:32,067 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:32,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:36:32,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:36,802 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:36,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 02:36:36,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:36,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:36,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:36,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:36,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:36,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:36,813 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:36,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 02:36:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:37,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:37,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:37,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:38,541 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:38,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 02:36:38,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:38,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:38,549 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:38,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:38,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:38,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:38,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:38,551 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:38,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 02:36:38,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:38,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:38,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:36:38,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:43,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 02:36:43,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:43,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:43,557 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:43,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:43,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:43,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:43,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:43,558 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:43,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 02:36:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:43,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:43,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:43,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:45,323 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:45,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 02:36:45,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:45,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:45,336 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:45,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:45,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:45,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:45,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:45,338 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:45,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 02:36:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:45,614 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:45,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:45,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:47,068 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:47,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 02:36:47,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:47,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:47,084 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:47,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:47,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:47,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:47,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:47,086 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:47,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 02:36:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:47,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:47,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:47,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:48,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 02:36:48,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:48,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:48,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:48,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:48,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:48,947 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:48,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 02:36:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:49,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:49,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:49,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:50,814 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:50,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 02:36:50,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:50,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:50,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:50,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:50,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:50,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:50,825 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:50,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 02:36:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:51,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:51,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:51,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:52,494 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:52,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 02:36:52,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:52,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:52,505 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:52,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:52,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:52,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:52,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:52,507 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:52,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 02:36:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:52,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:52,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:52,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:54,370 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:54,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 02:36:54,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:54,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:54,380 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:54,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:54,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:54,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:54,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:54,382 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:54,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 02:36:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:54,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:54,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:36:54,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:36:59,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 02:36:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:59,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:36:59,374 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:36:59,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:36:59,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:59,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:59,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:59,376 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:59,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 02:36:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:59,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:59,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:36:59,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:01,142 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:01,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 02:37:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:01,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:01,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:01,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:01,153 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:01,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 02:37:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:01,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:01,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:01,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:06,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 02:37:06,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:06,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:06,279 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:06,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:06,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:06,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:06,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:06,280 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:06,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 02:37:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:06,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:06,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:06,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:11,547 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:11,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 02:37:11,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:11,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:11,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:11,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:11,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:11,557 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:11,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 02:37:11,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:11,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:11,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:11,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:16,947 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:16,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 02:37:16,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:16,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:16,957 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:16,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:16,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:16,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:16,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:16,959 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:16,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 02:37:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:17,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:17,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:17,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:22,073 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:22,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-06 02:37:22,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:22,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:22,083 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:22,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:22,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:22,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:22,085 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:22,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 02:37:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:22,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:22,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:37:22,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:23,957 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:23,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 02:37:23,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:23,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:23,964 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:23,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:23,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:23,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:23,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:23,966 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:23,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 02:37:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:24,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:24,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:24,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:28,886 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:28,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-06 02:37:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:28,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:28,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:28,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:28,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:28,897 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:28,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 02:37:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:29,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:29,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:29,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:33,912 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:33,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 02:37:33,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:33,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:33,919 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:33,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:33,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:33,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:33,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:33,921 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:33,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 02:37:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:34,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:34,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:37:34,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:35,613 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:35,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 02:37:35,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:35,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:35,621 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:35,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:35,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:35,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:35,623 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:35,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 02:37:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:35,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:35,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:35,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:40,477 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:40,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 02:37:40,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:40,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:40,485 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:40,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:40,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:40,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:40,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:40,487 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:40,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 02:37:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:40,816 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:40,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:37:40,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:42,184 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:42,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 02:37:42,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:42,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:42,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:42,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:42,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:42,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:42,195 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:42,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 02:37:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:42,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:42,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:42,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:47,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 02:37:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:47,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:47,717 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:47,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:47,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:47,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:47,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:47,719 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:47,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 02:37:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:47,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:48,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:48,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:48,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:52,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 02:37:52,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:52,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:52,631 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:52,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:52,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:52,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:52,633 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:52,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 02:37:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:52,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:52,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:52,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:57,616 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:37:57,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 02:37:57,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:37:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:37:57,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:37:57,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:57,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:57,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:57,626 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:57,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 02:37:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:57,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:57,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:37:57,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:02,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 02:38:02,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:02,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:02,874 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:02,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:02,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:02,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:02,875 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:02,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 02:38:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:03,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:03,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:38:03,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:07,695 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:07,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 02:38:07,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:07,702 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:07,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:07,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:07,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:07,704 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:07,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 02:38:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:07,974 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:07,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:38:08,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:12,585 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:12,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-06 02:38:12,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:12,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:12,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:12,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:12,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:12,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:12,594 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:12,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 02:38:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:12,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:12,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:38:12,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:17,355 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:17,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-06 02:38:17,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:17,364 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:17,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:17,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:17,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:17,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:17,366 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:17,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 02:38:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:17,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:17,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:38:17,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:19,140 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:19,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 02:38:19,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:19,150 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:19,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:19,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:19,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:19,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:19,152 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:19,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 02:38:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:19,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:19,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:38:19,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:21,010 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:21,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-06 02:38:21,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:21,020 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:21,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:21,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:21,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:21,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:21,023 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:21,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 02:38:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:21,356 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:21,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:38:21,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:22,922 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:22,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-06 02:38:22,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:22,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:22,932 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:22,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:22,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:22,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:22,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:22,934 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:22,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 02:38:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:23,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:23,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:38:23,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:27,965 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:27,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 02:38:27,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:27,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:27,974 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:27,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:27,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:27,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:27,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:27,975 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:27,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 02:38:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:28,250 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:28,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:38:28,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:29,726 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:29,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-06 02:38:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:29,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:29,734 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:29,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:29,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:29,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:29,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:29,736 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:29,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 02:38:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:30,020 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:30,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:30,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:38:30,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:34,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 02:38:34,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:34,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:34,800 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:34,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:34,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:34,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:34,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:34,802 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:34,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 02:38:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:35,133 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:35,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:38:35,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:36,552 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:36,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 02:38:36,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:36,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:36,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:36,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:36,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:36,561 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:36,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 02:38:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:36,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:36,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:36,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:38:36,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:41,909 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:41,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-06 02:38:41,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:41,917 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:41,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:41,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:41,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:41,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:41,919 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:41,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 02:38:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:42,186 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:42,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:38:42,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:43,621 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:43,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 02:38:43,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:43,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:43,630 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:43,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:43,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:43,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:43,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:43,632 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:43,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 02:38:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:43,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:43,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:38:43,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:45,416 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:45,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Forceful destruction successful, exit code 0 [2024-12-06 02:38:45,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:45,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:45,426 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:45,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:45,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:45,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:45,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:45,428 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:45,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-06 02:38:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:45,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:45,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:38:45,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:50,659 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:50,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-06 02:38:50,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:50,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:50,669 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:50,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:50,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:50,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:50,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:50,671 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:50,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-06 02:38:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:51,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:51,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:38:51,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:38:55,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-06 02:38:55,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:55,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:38:55,702 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:38:55,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:38:55,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:55,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:55,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:55,703 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:55,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-06 02:38:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:55,969 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:55,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:38:55,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:00,452 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:00,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-06 02:39:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:00,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:00,459 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:00,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:00,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:00,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:00,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:00,461 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:00,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-06 02:39:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:00,737 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:00,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:00,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:02,133 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:02,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-06 02:39:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:02,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:02,142 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:02,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:02,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:02,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:02,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:02,144 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:02,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-06 02:39:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:02,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:02,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:39:02,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:06,891 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:06,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-06 02:39:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:06,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:06,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:06,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:06,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:06,901 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:06,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-06 02:39:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:07,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:07,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:07,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:08,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-06 02:39:08,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:08,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:08,534 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:08,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:08,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:08,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:08,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:08,536 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:08,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-06 02:39:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:08,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:08,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:08,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:10,187 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:10,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-06 02:39:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:10,195 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:10,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:10,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:10,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:10,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:10,196 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:10,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-06 02:39:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:10,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:10,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:39:10,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:15,066 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:15,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-06 02:39:15,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:15,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:15,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:15,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:15,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:15,076 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:15,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-06 02:39:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:15,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:15,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:15,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:16,750 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:16,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-06 02:39:16,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:16,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:16,757 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:16,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:16,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:16,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:16,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:16,759 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:16,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-06 02:39:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:17,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:17,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:17,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:18,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-06 02:39:18,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:18,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:18,412 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:18,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:18,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:18,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:18,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:18,414 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:18,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-06 02:39:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:18,676 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:18,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:39:18,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:23,216 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:23,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-06 02:39:23,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:23,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:23,223 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:23,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:23,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:23,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:23,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:23,225 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:23,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-06 02:39:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:23,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:23,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:39:23,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:27,973 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:27,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-06 02:39:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:27,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:27,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:27,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:27,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:27,983 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:27,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-06 02:39:28,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:28,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:28,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:39:28,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:32,752 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:32,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-06 02:39:32,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:32,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:32,761 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:32,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:32,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:32,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:32,764 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:32,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-06 02:39:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:33,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:33,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:39:33,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:37,551 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:37,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-06 02:39:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:37,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:37,558 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:37,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:37,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:37,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:37,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:37,560 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:37,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-06 02:39:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:37,830 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:37,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:39:37,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:42,349 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:42,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-06 02:39:42,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:42,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:42,359 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:42,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:42,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:42,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:42,361 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:42,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-06 02:39:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:42,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:42,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:42,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:44,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-06 02:39:44,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:44,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:44,073 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:44,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:44,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:44,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:44,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:44,075 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:44,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-06 02:39:44,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:44,354 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:44,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:44,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:45,747 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:45,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Forceful destruction successful, exit code 0 [2024-12-06 02:39:45,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:45,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:45,759 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:45,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:45,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:45,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:45,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:45,761 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:45,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-06 02:39:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:46,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:46,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:46,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:47,379 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:47,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Forceful destruction successful, exit code 0 [2024-12-06 02:39:47,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:47,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:47,387 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:47,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:47,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:47,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:47,389 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:47,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-06 02:39:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:47,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:47,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:39:47,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:52,193 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:52,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-06 02:39:52,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:52,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:52,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:52,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:52,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:52,203 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:52,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-06 02:39:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:52,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:52,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:52,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:53,854 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:53,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-06 02:39:53,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:53,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:53,865 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:53,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:53,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:53,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:53,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:53,866 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:53,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-06 02:39:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:54,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:54,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:39:54,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:39:55,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Forceful destruction successful, exit code 0 [2024-12-06 02:39:55,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:55,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:39:55,536 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:39:55,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:39:55,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:55,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:55,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:55,538 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:55,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-06 02:39:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:55,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:55,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:39:55,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:00,341 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:00,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-06 02:40:00,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:00,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:00,348 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:00,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:00,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:00,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:00,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:00,350 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:00,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-06 02:40:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:00,622 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:00,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:00,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:01,971 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:01,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-06 02:40:01,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:01,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:01,980 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:01,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:01,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:01,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:01,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:01,982 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:01,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-06 02:40:02,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:02,246 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:02,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:02,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:03,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-06 02:40:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:03,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:03,662 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:03,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:03,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:03,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:03,664 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:03,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-06 02:40:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:03,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:03,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:40:03,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:08,457 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:08,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-06 02:40:08,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:08,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:08,464 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:08,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:08,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:08,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:08,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:08,466 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:08,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-06 02:40:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:08,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:08,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:40:08,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:13,241 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:13,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-06 02:40:13,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:13,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:13,248 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:13,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:13,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:13,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:13,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:13,250 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:13,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-06 02:40:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:13,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:13,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:13,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:14,879 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:14,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-06 02:40:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:14,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:14,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:14,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:14,889 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:14,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-06 02:40:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:15,152 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:15,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:15,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:16,533 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:16,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-06 02:40:16,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:16,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:16,542 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:16,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:16,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:16,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:16,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:16,544 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:16,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-06 02:40:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:16,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:16,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:16,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:18,198 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:18,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-06 02:40:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:18,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:18,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:18,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:18,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:18,207 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:18,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-06 02:40:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:18,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:18,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:18,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:19,849 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:19,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-06 02:40:19,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:19,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:19,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:19,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:19,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:19,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:19,859 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:19,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-06 02:40:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:20,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:20,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:20,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:21,499 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:21,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-06 02:40:21,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:21,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:21,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:21,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:21,509 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:21,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-06 02:40:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:21,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:21,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:40:21,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:26,292 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:26,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-06 02:40:26,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:26,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:26,299 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:26,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:26,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:26,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:26,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:26,301 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:26,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-06 02:40:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:26,566 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:26,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:40:26,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:31,054 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:31,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-06 02:40:31,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:31,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:31,061 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:31,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:31,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:31,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:31,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:31,063 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:31,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-06 02:40:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:31,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:31,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:40:31,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:35,805 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:35,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-06 02:40:35,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:35,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:35,813 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:35,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:35,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:35,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:35,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:35,815 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:35,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-06 02:40:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:36,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:36,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:40:36,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:40,600 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:40,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-06 02:40:40,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:40,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:40,608 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:40,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:40,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:40,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:40,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:40,610 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:40,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-06 02:40:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:40,874 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:40,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:40,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:42,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Forceful destruction successful, exit code 0 [2024-12-06 02:40:42,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:42,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:42,237 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:42,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:42,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:42,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:42,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:42,239 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:42,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-06 02:40:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:42,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:42,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:42,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:43,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-06 02:40:43,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:43,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:43,957 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:43,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:43,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:43,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:43,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:43,959 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:43,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-06 02:40:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:44,230 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:44,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:40:44,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:48,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-06 02:40:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:48,713 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:48,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:48,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:48,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:48,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:48,715 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:48,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-06 02:40:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:48,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:49,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:49,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:50,344 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:50,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-06 02:40:50,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:50,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:50,352 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:50,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:50,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:50,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:50,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:50,354 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:50,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-06 02:40:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:50,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:50,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:40:50,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:52,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Forceful destruction successful, exit code 0 [2024-12-06 02:40:52,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:52,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:52,015 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:52,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:52,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:52,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:52,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:52,017 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:52,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-06 02:40:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:52,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:52,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:40:52,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:56,750 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:40:56,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-06 02:40:56,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:56,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:40:56,759 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:40:56,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:40:56,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:56,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:56,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:56,760 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:56,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-06 02:40:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:57,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:57,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:40:57,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:01,569 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:01,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-06 02:41:01,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:01,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:01,578 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:01,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:01,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:01,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:01,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:01,580 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:01,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-06 02:41:01,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:01,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:01,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:01,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:06,399 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:06,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-06 02:41:06,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:06,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:06,407 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:06,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:06,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:06,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:06,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:06,408 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:06,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-06 02:41:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:06,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:06,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:06,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:06,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:11,258 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:11,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-06 02:41:11,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:11,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:11,265 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:11,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:11,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:11,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:11,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:11,267 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:11,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-06 02:41:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:11,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:11,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:41:11,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:12,936 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:12,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-06 02:41:12,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:12,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:12,945 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:12,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:12,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:12,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:12,947 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:12,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-06 02:41:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:13,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:13,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:13,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:17,684 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:17,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Forceful destruction successful, exit code 0 [2024-12-06 02:41:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:17,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:17,692 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:17,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:17,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:17,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:17,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:17,694 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:17,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-06 02:41:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:17,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:18,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:18,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:22,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-06 02:41:22,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:22,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:22,476 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:22,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:22,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:22,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:22,478 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:22,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-06 02:41:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:22,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:22,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:22,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:27,250 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:27,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-06 02:41:27,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:27,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:27,257 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:27,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:27,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:27,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:27,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:27,259 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:27,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-06 02:41:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:27,531 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:27,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:27,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:32,013 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:32,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-06 02:41:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:32,022 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:32,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:32,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:32,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:32,024 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:32,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-06 02:41:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:32,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:32,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:41:32,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:33,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-06 02:41:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:33,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:33,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:33,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:33,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:33,711 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:33,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-06 02:41:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:33,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:34,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:34,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:38,466 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:38,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-06 02:41:38,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:38,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:38,474 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:38,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:38,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:38,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:38,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:38,476 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:38,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-06 02:41:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:38,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:38,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:41:38,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:40,098 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:40,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-06 02:41:40,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:40,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:40,105 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:40,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:40,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:40,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:40,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:40,107 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:40,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-06 02:41:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:40,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:40,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:40,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:44,940 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:44,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-06 02:41:44,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:44,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:44,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:44,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:44,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:44,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:44,950 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:44,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-06 02:41:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:45,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:45,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:45,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:49,673 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:49,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-06 02:41:49,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:49,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:49,680 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:49,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:49,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:49,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:49,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:49,682 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:49,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-06 02:41:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:49,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:49,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:49,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:54,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-06 02:41:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:54,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:54,477 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:54,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:54,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:54,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:54,479 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:54,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-06 02:41:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:54,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:54,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:41:54,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:41:56,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-06 02:41:56,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:56,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:41:56,149 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:41:56,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:41:56,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:56,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:56,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:56,151 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:56,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-06 02:41:56,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:56,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:56,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:41:56,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:00,899 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:00,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Forceful destruction successful, exit code 0 [2024-12-06 02:42:00,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:00,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:00,907 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:00,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:00,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:00,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:00,908 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:00,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-06 02:42:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:01,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:01,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:01,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:02,524 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:02,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Forceful destruction successful, exit code 0 [2024-12-06 02:42:02,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:02,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:02,532 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:02,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:02,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:02,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:02,533 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:02,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-06 02:42:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:02,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:02,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:02,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:04,215 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:04,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-06 02:42:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:04,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:04,222 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:04,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:04,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:04,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:04,224 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:04,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-06 02:42:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:04,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:04,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:04,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:05,867 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:05,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-06 02:42:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:05,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:05,874 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:05,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:05,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:05,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:05,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:05,876 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:05,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-06 02:42:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:06,139 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:06,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:42:06,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:10,645 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:10,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-06 02:42:10,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:10,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:10,653 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:10,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:10,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:10,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:10,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:10,655 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:10,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-06 02:42:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:10,930 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:10,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:42:10,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:15,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-06 02:42:15,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:15,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:15,466 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:15,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:15,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:15,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:15,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:15,468 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:15,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-06 02:42:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:15,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:15,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:15,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:17,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-06 02:42:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:17,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:17,106 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:17,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:17,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:17,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:17,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:17,108 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:17,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-06 02:42:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:17,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:17,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:42:17,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:21,860 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:21,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-06 02:42:21,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:21,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:21,868 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:21,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:21,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:21,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:21,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:21,870 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:21,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-06 02:42:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:22,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:22,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:42:22,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:26,626 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:26,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-06 02:42:26,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:26,633 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:26,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:26,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:26,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:26,635 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:26,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-06 02:42:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:26,903 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:26,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:42:26,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:31,388 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:31,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Forceful destruction successful, exit code 0 [2024-12-06 02:42:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:31,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:31,397 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:31,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:31,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:31,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:31,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:31,399 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:31,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-06 02:42:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:31,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:31,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:31,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:33,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-06 02:42:33,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:33,057 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:33,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:33,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:33,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:33,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:33,058 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:33,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-06 02:42:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:33,351 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:33,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:33,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:34,747 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:34,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Forceful destruction successful, exit code 0 [2024-12-06 02:42:34,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:34,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:34,757 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:34,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:34,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:34,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:34,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:34,758 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:34,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-06 02:42:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:35,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:35,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:42:35,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:39,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-06 02:42:39,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:39,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:39,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:39,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:39,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:39,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:39,525 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:39,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-06 02:42:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:39,789 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:39,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:42:39,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:44,269 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:44,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-06 02:42:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:44,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:44,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:44,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:44,278 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:44,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-06 02:42:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:44,536 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:44,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:42:44,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:49,190 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:49,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-06 02:42:49,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:49,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:49,199 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:49,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:49,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:49,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:49,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:49,201 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:49,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-06 02:42:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:49,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:49,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:49,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:50,903 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:50,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-06 02:42:50,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:50,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:50,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:50,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:50,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:50,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:50,912 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:50,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-06 02:42:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:51,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:51,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:51,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:52,594 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:52,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-06 02:42:52,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:52,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:52,602 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:52,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:52,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:52,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:52,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:52,603 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:52,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-06 02:42:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:52,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:52,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:52,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:54,369 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:54,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-06 02:42:54,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:54,379 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:54,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:54,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:54,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:54,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:54,381 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:54,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-06 02:42:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:54,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:54,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:54,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:56,169 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:56,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-06 02:42:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:56,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:56,178 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:56,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:56,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:56,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:56,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:56,179 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:56,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-06 02:42:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:56,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:56,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:42:56,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:57,903 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:42:57,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-06 02:42:57,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:57,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 83 transitions. [2024-12-06 02:42:57,910 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-12-06 02:42:57,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:42:57,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:57,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:57,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:57,912 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:57,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-06 02:42:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:58,158 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:58,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 02:42:58,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:03,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-06 02:43:07,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:07,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 111 transitions. [2024-12-06 02:43:07,156 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2024-12-06 02:43:07,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:07,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:07,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:07,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:07,158 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:07,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-06 02:43:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:07,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:07,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:43:07,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:08,748 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:08,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-06 02:43:09,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:09,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:09,957 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:09,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:09,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:09,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:09,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:09,959 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:09,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-06 02:43:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:10,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:10,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:43:10,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:11,698 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:11,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-06 02:43:11,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:11,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:11,813 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:11,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:11,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:11,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:11,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:11,815 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:11,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-06 02:43:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:12,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:12,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:43:12,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:16,879 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:16,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-06 02:43:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:16,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:16,892 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:16,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:16,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:16,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:16,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:16,894 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:16,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-06 02:43:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:17,242 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:17,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:43:17,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:18,693 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:18,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-06 02:43:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:18,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:18,706 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:18,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:18,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:18,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:18,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:18,708 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:18,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-06 02:43:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:19,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:19,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:43:19,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:20,607 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:20,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-06 02:43:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:20,619 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:20,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:20,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:20,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:20,621 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:20,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-06 02:43:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:20,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:20,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:43:20,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:25,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-06 02:43:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:25,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:25,595 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:25,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:25,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:25,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:25,597 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:25,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-06 02:43:25,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:25,867 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:25,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:43:25,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:30,783 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:30,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-06 02:43:30,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:30,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:30,794 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:30,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:30,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:30,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:30,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:30,796 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:30,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-06 02:43:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:31,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:31,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:43:31,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:32,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Forceful destruction successful, exit code 0 [2024-12-06 02:43:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:32,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:32,601 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:32,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:32,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:32,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:32,603 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:32,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-06 02:43:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:32,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:32,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:43:32,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:34,442 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:34,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Forceful destruction successful, exit code 0 [2024-12-06 02:43:34,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:34,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:34,454 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:34,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:34,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:34,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:34,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:34,456 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:34,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-06 02:43:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:34,769 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:34,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:43:34,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:39,312 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:39,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-06 02:43:39,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:39,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:39,322 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:39,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:39,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:39,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:39,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:39,323 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:39,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-06 02:43:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:39,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:39,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:43:39,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:41,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-06 02:43:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:41,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:41,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:41,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:41,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:41,011 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:41,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-06 02:43:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:41,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:41,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:41,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:43:41,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:42,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-06 02:43:42,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:42,681 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:42,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:42,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:42,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:42,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:42,682 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:42,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-06 02:43:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:42,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:43,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:43:43,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:47,618 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:47,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Forceful destruction successful, exit code 0 [2024-12-06 02:43:47,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:47,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:47,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:47,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:47,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:47,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:47,630 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:47,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-06 02:43:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:47,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:47,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:43:47,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:52,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-06 02:43:52,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:52,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:52,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:52,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:52,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:52,489 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:52,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-06 02:43:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:52,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:52,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:43:52,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:54,142 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:54,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-06 02:43:54,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:54,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:54,153 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:54,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:54,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:54,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:54,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:54,155 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:54,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-06 02:43:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:54,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:54,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:43:54,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:43:59,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-06 02:43:59,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:59,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:43:59,031 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:43:59,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:43:59,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:59,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:59,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:59,033 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:59,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-06 02:43:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:59,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:59,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:43:59,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:03,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-06 02:44:03,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:03,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:03,869 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:03,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:03,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:03,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:03,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:03,871 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:03,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-06 02:44:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:04,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:04,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:04,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:05,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-06 02:44:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:05,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:05,617 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:05,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:05,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:05,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:05,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:05,619 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:05,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-06 02:44:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:05,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:05,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:05,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:07,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-06 02:44:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:07,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:07,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:07,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:07,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:07,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:07,428 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:07,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-06 02:44:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:07,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:07,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:07,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:09,148 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:09,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-06 02:44:09,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:09,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:09,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:09,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:09,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:09,161 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:09,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-06 02:44:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:09,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:09,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:09,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:10,873 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:10,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-06 02:44:10,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:10,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:10,884 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:10,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:10,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:10,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:10,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:10,886 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:10,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-06 02:44:11,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:11,164 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:11,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:11,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:12,582 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:12,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-06 02:44:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:12,594 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:12,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:12,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:12,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:12,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:12,595 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:12,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-06 02:44:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:12,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:12,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:44:12,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:17,544 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:17,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-06 02:44:17,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:17,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:17,554 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:17,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:17,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:17,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:17,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:17,556 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:17,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-06 02:44:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:17,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:17,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:17,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:19,268 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:19,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-06 02:44:19,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:19,279 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:19,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:19,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:19,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:19,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:19,281 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:19,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-06 02:44:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:19,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:19,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:44:19,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:24,133 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:24,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-06 02:44:24,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:24,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:24,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:24,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:24,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:24,144 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:24,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-06 02:44:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:24,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:24,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:24,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:25,858 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:25,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-06 02:44:25,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:25,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:25,869 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:25,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:25,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:25,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:25,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:25,871 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:25,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-06 02:44:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:26,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:26,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:26,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:27,563 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:27,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-06 02:44:27,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:27,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:27,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:27,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:27,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:27,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:27,576 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:27,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-06 02:44:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:27,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:27,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:27,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:29,288 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:29,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-06 02:44:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:29,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:29,301 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:29,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:29,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:29,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:29,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:29,303 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:29,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-06 02:44:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:29,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:29,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:44:29,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:34,290 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:34,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-06 02:44:34,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:34,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:34,301 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:34,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:34,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:34,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:34,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:34,303 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:34,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-06 02:44:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:34,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:34,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:44:34,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:39,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-06 02:44:39,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:39,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:39,185 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:39,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:39,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:39,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:39,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:39,186 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:39,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-06 02:44:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:39,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:39,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:44:39,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:44,238 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:44,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-06 02:44:44,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:44,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:44,249 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:44,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:44,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:44,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:44,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:44,251 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:44,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-06 02:44:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:44,558 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:44,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:44:44,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:49,211 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:49,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-06 02:44:49,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:49,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:49,221 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:49,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:49,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:49,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:49,223 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:49,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-06 02:44:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:49,536 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:49,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:44:49,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:54,257 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:54,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-06 02:44:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:54,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:54,267 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:54,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:54,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:54,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:54,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:54,269 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:54,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-06 02:44:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:54,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:54,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:44:54,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:44:56,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-06 02:44:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:56,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:44:56,037 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:44:56,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:44:56,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:56,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:56,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:56,039 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:56,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-06 02:44:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:56,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:56,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:44:56,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:00,845 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:00,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-06 02:45:00,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:00,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:00,855 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:00,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:00,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:00,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:00,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:00,856 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:00,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-06 02:45:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:01,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:01,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:45:01,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:06,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-06 02:45:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:06,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:06,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:06,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:06,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:06,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:06,364 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:06,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-06 02:45:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:06,776 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:06,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:45:06,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:11,833 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:11,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-06 02:45:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:11,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:11,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:11,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:11,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:11,843 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:11,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-06 02:45:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:12,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:12,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:12,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:13,830 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:13,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-06 02:45:13,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:13,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:13,844 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:13,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:13,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:13,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:13,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:13,846 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:13,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-06 02:45:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:14,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:14,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:14,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:15,596 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:15,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-06 02:45:15,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:15,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:15,609 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:15,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:15,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:15,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:15,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:15,611 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:15,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-06 02:45:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:15,882 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:15,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:45:15,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:20,574 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:20,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-06 02:45:20,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:20,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:20,584 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:20,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:20,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:20,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:20,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:20,585 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:20,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-06 02:45:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:20,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:20,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:20,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:22,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-06 02:45:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:22,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:22,364 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:22,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:22,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:22,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:22,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:22,366 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:22,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-06 02:45:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:22,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:22,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:45:22,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:27,416 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:27,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-06 02:45:27,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:27,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:27,425 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:27,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:27,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:27,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:27,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:27,427 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:27,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-06 02:45:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:27,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:27,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:27,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:29,145 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:29,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-06 02:45:29,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:29,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:29,156 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:29,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:29,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:29,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:29,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:29,158 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:29,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-06 02:45:29,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:29,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:29,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:29,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:30,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-06 02:45:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:30,965 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:30,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:30,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:30,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:30,967 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:30,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-06 02:45:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:31,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:31,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:31,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:32,773 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:32,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-06 02:45:32,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:32,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:32,783 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:32,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:32,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:32,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:32,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:32,785 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:32,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-06 02:45:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:33,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:33,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:33,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:34,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-06 02:45:34,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:34,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:34,508 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:34,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:34,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:34,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:34,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:34,510 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:34,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-06 02:45:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:34,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:34,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:34,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:36,232 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:36,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-06 02:45:36,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:36,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:36,249 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:36,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:36,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:36,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:36,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:36,252 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:36,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-06 02:45:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:36,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:36,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:45:36,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:41,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Forceful destruction successful, exit code 0 [2024-12-06 02:45:41,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:41,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:41,303 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:41,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:41,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:41,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:41,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:41,305 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:41,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-06 02:45:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:41,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:41,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:45:41,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:46,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-06 02:45:46,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:46,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:46,531 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:46,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:46,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:46,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:46,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:46,533 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:46,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-06 02:45:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:46,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:46,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:45:46,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:51,469 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:51,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-06 02:45:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:51,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:51,478 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:51,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:51,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:51,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:51,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:51,480 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:51,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-06 02:45:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:51,760 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:51,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:51,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:53,233 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:53,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-06 02:45:53,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:53,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:53,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:53,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:53,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:53,245 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:53,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-06 02:45:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:53,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:53,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:45:53,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:55,008 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:45:55,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-06 02:45:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:55,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:45:55,019 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:45:55,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:45:55,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:55,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:55,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:55,021 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:55,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-06 02:45:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:55,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:55,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:45:55,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:00,017 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:00,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-06 02:46:00,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:00,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:00,026 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:00,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:00,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:00,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:00,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:00,027 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:00,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-06 02:46:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:00,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:00,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:00,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:01,809 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:01,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-06 02:46:01,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:01,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:01,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:01,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:01,823 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:01,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-06 02:46:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:02,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:02,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:02,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:03,854 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:03,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-06 02:46:03,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:03,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:03,865 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:03,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:03,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:03,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:03,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:03,866 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:03,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-06 02:46:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:04,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:04,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:46:04,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:08,755 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:08,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-06 02:46:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:08,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:08,764 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:08,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:08,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:08,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:08,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:08,765 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:08,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-06 02:46:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:09,040 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:09,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:46:09,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:13,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-06 02:46:13,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:13,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:13,726 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:13,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:13,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:13,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:13,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:13,728 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:13,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-06 02:46:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:14,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:14,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:14,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:15,451 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:15,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-06 02:46:15,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:15,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:15,463 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:15,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:15,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:15,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:15,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:15,464 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:15,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-06 02:46:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:15,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:15,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:15,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:17,209 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:17,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-06 02:46:17,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:17,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:17,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:17,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:17,222 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:17,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-06 02:46:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:17,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:18,971 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:18,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-06 02:46:18,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:18,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:18,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:18,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:18,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:18,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:18,983 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:18,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-06 02:46:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:19,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:19,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:46:19,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:24,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-06 02:46:24,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:24,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:24,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:24,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:24,323 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:24,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-06 02:46:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:24,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:24,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:46:24,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:29,803 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:29,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-06 02:46:29,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:29,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:29,814 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:29,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:29,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:29,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:29,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:29,816 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:29,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-06 02:46:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:30,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:30,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:30,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:32,026 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:32,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Forceful destruction successful, exit code 0 [2024-12-06 02:46:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:32,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:32,039 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:32,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:32,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:32,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:32,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:32,041 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:32,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-06 02:46:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:32,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:32,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:32,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:33,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-06 02:46:33,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:33,898 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:33,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:33,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:33,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:33,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:33,899 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:33,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-06 02:46:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:34,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:34,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:46:34,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:38,940 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:38,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-06 02:46:38,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:38,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:38,949 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:38,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:38,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:38,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:38,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:38,951 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:38,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-06 02:46:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:39,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:39,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:39,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:41,017 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:41,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-06 02:46:41,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:41,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:41,028 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:41,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:41,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:41,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:41,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:41,030 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:41,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-06 02:46:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:41,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:41,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:41,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:42,864 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:42,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-06 02:46:42,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:42,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:42,874 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:42,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:42,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:42,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:42,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:42,876 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:42,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-06 02:46:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:43,148 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:43,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:43,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:43,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:44,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-06 02:46:44,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:44,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:44,622 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:44,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:44,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:44,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:44,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:44,623 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:44,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-06 02:46:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:44,917 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:44,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:46:44,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:49,877 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:49,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-06 02:46:49,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:49,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:49,885 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:49,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:49,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:49,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:49,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:49,887 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:49,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-06 02:46:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:50,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:50,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:46:50,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:51,565 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:46:51,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-06 02:46:51,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:51,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 61 states and 126 transitions. [2024-12-06 02:46:51,574 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 126 transitions. [2024-12-06 02:46:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:46:51,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:51,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:51,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:51,576 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:51,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79c8ec12-7079-442d-91a4-7ece1417c999/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process