./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21420ec07872ebdf13b6707327ac11dfce6dd5da26c087213f4c675ac808eb5c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:27,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:27,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:52:27,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:52:27,606 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:52:27,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:27,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:27,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:27,650 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:27,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:27,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:27,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:27,650 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:52:27,651 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:52:27,651 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:52:27,651 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:27,651 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:27,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:27,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:27,651 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:27,652 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:52:27,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:27,652 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:27,652 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:27,652 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:27,652 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:27,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:27,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:27,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:27,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:27,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:27,655 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:52:27,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:52:27,655 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_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21420ec07872ebdf13b6707327ac11dfce6dd5da26c087213f4c675ac808eb5c [2024-11-13 20:52:28,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:28,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:28,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:28,054 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:28,055 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:28,056 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i Unable to find full path for "g++" [2024-11-13 20:52:30,131 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:30,447 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:30,449 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i [2024-11-13 20:52:30,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/data/1af5b1db1/3f04996ee4374517949e1c0242b5f9f4/FLAGdfaa839f8 [2024-11-13 20:52:30,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/data/1af5b1db1/3f04996ee4374517949e1c0242b5f9f4 [2024-11-13 20:52:30,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:30,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:30,535 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:30,535 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:30,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:30,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:30,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ad8b902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30, skipping insertion in model container [2024-11-13 20:52:30,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:30,573 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:30,776 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_dbf4a399-3ff1-463c-827c-d5828eec95aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i[915,928] [2024-11-13 20:52:30,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:30,850 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:30,866 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_dbf4a399-3ff1-463c-827c-d5828eec95aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i[915,928] [2024-11-13 20:52:30,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:30,917 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:30,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30 WrapperNode [2024-11-13 20:52:30,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:30,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:30,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:30,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:30,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:30,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:30,969 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2024-11-13 20:52:30,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:30,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:30,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:30,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:30,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:30,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:30,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:30,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:30,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:31,000 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:31,002 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:31,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:31,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:31,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:31,006 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:31,006 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:31,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:30" (1/1) ... [2024-11-13 20:52:31,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:31,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:31,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:31,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:52:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:52:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:52:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:31,180 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:31,182 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:31,414 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:31,414 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:31,598 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:31,598 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:52:31,599 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:31 BoogieIcfgContainer [2024-11-13 20:52:31,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:31,600 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:31,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:31,613 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:31,613 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:31" (1/1) ... [2024-11-13 20:52:31,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:52:31,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 20:52:31,699 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 20:52:31,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:52:31,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:31,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:52:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:32,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:52:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:52:32,204 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:52:32,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:52:32 ImpRootNode [2024-11-13 20:52:32,284 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:52:32,285 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:52:32,285 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:52:32,285 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:52:32,286 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:31" (3/4) ... [2024-11-13 20:52:32,289 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:52:32,290 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:52:32,291 INFO L158 Benchmark]: Toolchain (without parser) took 1759.17ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 62.8MB in the end (delta: 55.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 20:52:32,292 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:32,292 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.13ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 106.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:52:32,293 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.80ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 104.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:32,293 INFO L158 Benchmark]: Boogie Preprocessor took 34.60ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 104.0MB in the end (delta: 709.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:32,294 INFO L158 Benchmark]: RCFGBuilder took 593.25ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 84.6MB in the end (delta: 19.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:52:32,294 INFO L158 Benchmark]: CodeCheck took 684.26ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 63.1MB in the end (delta: 21.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:52:32,294 INFO L158 Benchmark]: Witness Printer took 5.28ms. Allocated memory is still 142.6MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:52:32,297 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryFLOATComparisonOperation at line 70. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.6; [L23] signed char var_1_2 = 5; [L24] signed char var_1_3 = -25; [L25] signed long int var_1_4 = -8; [L26] unsigned char var_1_5 = 1; [L27] signed long int var_1_6 = 256; [L28] unsigned char var_1_7 = 0; [L29] float var_1_8 = 4.6; [L79] isInitial = 1 [L80] FCALL initially() [L81] COND TRUE 1 [L82] FCALL updateLastVariables() [L83] CALL updateVariables() [L50] var_1_2 = __VERIFIER_nondet_char() [L51] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=-25, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=-25, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L52] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=-25, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=-25, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L53] var_1_3 = __VERIFIER_nondet_char() [L54] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L55] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L56] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=-8, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L57] var_1_4 = __VERIFIER_nondet_long() [L58] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L59] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L60] var_1_5 = __VERIFIER_nondet_uchar() [L61] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_6=256, var_1_7=0, var_1_8=23/5] [L62] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=256, var_1_7=0, var_1_8=23/5] [L63] var_1_6 = __VERIFIER_nondet_long() [L64] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L65] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L66] var_1_7 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_8=23/5] [L68] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=23/5] [L69] var_1_8 = __VERIFIER_nondet_float() [L70] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=18/5, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0] [L83] RET updateVariables() [L84] CALL step() [L33] COND FALSE !((var_1_2 / var_1_3) < var_1_4) [L46] var_1_1 = var_1_8 [L84] RET step() [L85] CALL, EXPR property() [L75-L76] return ((var_1_2 / var_1_3) < var_1_4) ? (var_1_5 ? ((var_1_4 <= ((((var_1_3) < ((var_1_2 * var_1_6))) ? (var_1_3) : ((var_1_2 * var_1_6))))) ? (var_1_7 ? (var_1_1 == ((float) var_1_8)) : (var_1_1 == ((float) var_1_8))) : (var_1_1 == ((float) var_1_8))) : 1) : (var_1_1 == ((float) var_1_8)) ; [L85] RET, EXPR property() [L85] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=2, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=2] [L19] reach_error() VAL [isInitial=1, var_1_1=2, var_1_2=0, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.13ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 106.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.80ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 104.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.60ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 104.0MB in the end (delta: 709.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 593.25ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 84.6MB in the end (delta: 19.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 684.26ms. Allocated memory is still 142.6MB. Free memory was 84.6MB in the beginning and 63.1MB in the end (delta: 21.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.28ms. Allocated memory is still 142.6MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:52:32,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/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_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 21420ec07872ebdf13b6707327ac11dfce6dd5da26c087213f4c675ac808eb5c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:35,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:35,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:52:35,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:35,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:35,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:35,496 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:35,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:35,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:35,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:35,497 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:52:35,497 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:52:35,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:35,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:35,497 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:35,498 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:35,498 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:52:35,498 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:52:35,498 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:35,498 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:52:35,498 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:52:35,498 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:35,498 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:35,499 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:35,499 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:35,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:35,499 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:35,499 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:52:35,499 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:35,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:35,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:35,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:35,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:35,500 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:52:35,500 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:35,500 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:52:35,500 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_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21420ec07872ebdf13b6707327ac11dfce6dd5da26c087213f4c675ac808eb5c [2024-11-13 20:52:35,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:35,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:35,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:35,943 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:35,943 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:35,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i Unable to find full path for "g++" [2024-11-13 20:52:37,979 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:38,261 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:38,267 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i [2024-11-13 20:52:38,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/data/cdee30736/ba140ff95d7544a1a39d6929289be7d0/FLAG17141800d [2024-11-13 20:52:38,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/data/cdee30736/ba140ff95d7544a1a39d6929289be7d0 [2024-11-13 20:52:38,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:38,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:38,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:38,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:38,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:38,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5165c038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38, skipping insertion in model container [2024-11-13 20:52:38,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:38,528 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_dbf4a399-3ff1-463c-827c-d5828eec95aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i[915,928] [2024-11-13 20:52:38,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:38,605 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:38,619 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_dbf4a399-3ff1-463c-827c-d5828eec95aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-17.i[915,928] [2024-11-13 20:52:38,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:38,672 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:38,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38 WrapperNode [2024-11-13 20:52:38,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:38,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:38,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:38,674 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:38,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,722 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2024-11-13 20:52:38,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:38,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:38,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:38,723 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:38,734 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,743 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,764 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,771 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:38,772 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:38,772 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:38,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:38,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:38" (1/1) ... [2024-11-13 20:52:38,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:38,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:38,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:38,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:38,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:52:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:52:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:52:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:38,945 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:38,947 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:39,257 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:39,257 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:39,390 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:39,390 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:52:39,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:39 BoogieIcfgContainer [2024-11-13 20:52:39,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:39,392 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:39,392 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:39,405 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:39,405 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:39" (1/1) ... [2024-11-13 20:52:39,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:52:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:39,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 20:52:39,484 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 20:52:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:52:39,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:39,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:39,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:39,496 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:39,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:52:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:40,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:52:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:40,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:52:40,250 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:52:44,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 20:52:44,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:44,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-13 20:52:44,670 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-13 20:52:44,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:52:44,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:44,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:44,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:44,675 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:44,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:52:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:45,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:52:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:45,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:52:45,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:48,688 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:52:48,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 20:52:48,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-13 20:52:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-13 20:52:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:52:48,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:48,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:48,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:48,734 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:48,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:52:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:49,364 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:52:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:49,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:52:49,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:52,121 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:52:52,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 20:52:52,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:52,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-13 20:52:52,143 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-13 20:52:52,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:52:52,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:52,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:52,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:52,151 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:52,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:52:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:52,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:52:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:52,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:52:52,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:55,263 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:52:55,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 20:52:55,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:55,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-13 20:52:55,276 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-13 20:52:55,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:52:55,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:55,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:55,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:55,282 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:55,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 20:52:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:55,825 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:52:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:55,924 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:52:55,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:52:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:52:58,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 20:52:58,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-13 20:52:58,179 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-13 20:52:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:52:58,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:58,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:52:58,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:52:58,184 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:52:58,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 20:52:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:58,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:52:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:58,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:52:58,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:01,300 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:01,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:01,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:01,947 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:01,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:01,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:01,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:01,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:01,951 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:01,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 20:53:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:02,451 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:02,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:02,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:04,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 20:53:04,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:04,975 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:04,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:04,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:04,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:04,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:04,981 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:04,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 20:53:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:05,500 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:05,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:05,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:07,345 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:07,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 20:53:07,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:07,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:07,359 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:07,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:07,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:07,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:07,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:07,369 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:07,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 20:53:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:07,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:07,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:53:07,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:10,196 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:10,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 20:53:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:10,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:10,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:10,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:10,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:10,258 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:10,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 20:53:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:10,902 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:10,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:10,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:12,954 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:12,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 20:53:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:12,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:12,966 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:12,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:12,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:12,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:12,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:12,970 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:12,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 20:53:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:13,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:13,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:13,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:15,791 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:15,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 20:53:15,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:15,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:15,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:15,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:15,808 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:15,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 20:53:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:16,296 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:16,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:53:16,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:18,753 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:18,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 20:53:18,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:18,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:18,820 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:18,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:18,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:18,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:18,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:18,824 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:18,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 20:53:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:19,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:19,427 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:19,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:21,386 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:21,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 20:53:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:21,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:21,397 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:21,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:21,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:21,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:21,404 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:21,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 20:53:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:21,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:21,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:21,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:23,948 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:23,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:23,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:23,957 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:23,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:23,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:23,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:23,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:23,960 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:23,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 20:53:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:24,478 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:24,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:24,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:26,543 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:26,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:26,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:26,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:26,554 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:26,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:26,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:26,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:26,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:26,557 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:26,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 20:53:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:27,074 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:27,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:27,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:29,105 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:29,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:29,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:29,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:29,117 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:29,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:29,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:29,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:29,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:29,121 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:29,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 20:53:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:29,715 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:29,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:29,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:29,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:31,834 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:31,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:31,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:31,847 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:31,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:31,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:31,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:31,857 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:31,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 20:53:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:32,443 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:32,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:32,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:32,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:34,562 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:34,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:34,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:34,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:34,572 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:34,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:34,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:34,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:34,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:34,575 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:34,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 20:53:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:35,074 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:35,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:35,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:37,058 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:37,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 20:53:37,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:37,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:37,070 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:37,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:37,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:37,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:37,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:37,073 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:37,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 20:53:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:37,569 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:37,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:37,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:39,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 20:53:39,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:39,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:39,767 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:39,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:39,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:39,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:39,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:39,771 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:39,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 20:53:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:40,284 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:40,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:40,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:42,363 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:42,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 20:53:42,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:42,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:42,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:42,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:42,379 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:42,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 20:53:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:42,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:42,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:42,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:44,810 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:44,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:44,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:44,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:44,819 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:44,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:44,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:44,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:44,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:44,826 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:44,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 20:53:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:45,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:45,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:45,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:45,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:47,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-13 20:53:47,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:47,395 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:47,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:47,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:47,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:47,398 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:47,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 20:53:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:47,873 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:47,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:47,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:47,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:50,003 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:50,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 20:53:50,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:50,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:50,012 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:50,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:50,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:50,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:50,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:50,015 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:50,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 20:53:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:50,486 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:50,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:50,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:52,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 20:53:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:52,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:52,322 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:52,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:52,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:52,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:52,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:52,328 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:52,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 20:53:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:52,802 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:52,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:52,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:54,797 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:54,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 20:53:54,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:54,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:54,806 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:54,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:54,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:54,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:54,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:54,809 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:54,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 20:53:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:55,316 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:55,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:55,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:53:57,334 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:53:57,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 20:53:57,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:57,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:53:57,343 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:53:57,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:53:57,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:57,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:57,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:57,348 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:57,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 20:53:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:57,902 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:53:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:53:57,990 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:53:57,991 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:00,228 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:00,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 20:54:00,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:00,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:00,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:00,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:00,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:00,242 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:00,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 20:54:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:00,771 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:00,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:00,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:02,889 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:02,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 20:54:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:02,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:02,899 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:02,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:02,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:02,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:02,904 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:02,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 20:54:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:03,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:03,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:03,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:05,597 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:05,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-13 20:54:05,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:05,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:05,605 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:05,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:05,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:05,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:05,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:05,608 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:05,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 20:54:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:06,122 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:06,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:06,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:08,180 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:08,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 20:54:08,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:08,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:08,188 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:08,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:08,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:08,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:08,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:08,191 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:08,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 20:54:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:08,676 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:08,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:08,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:10,745 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:10,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 20:54:10,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:10,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:10,753 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:10,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:10,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:10,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:10,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:10,756 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:10,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 20:54:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:11,267 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:11,329 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:11,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:13,284 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:13,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 20:54:13,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:13,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:13,292 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:13,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:13,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:13,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:13,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:13,295 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:13,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 20:54:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:13,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:13,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:13,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:15,969 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:15,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 20:54:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:15,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:15,978 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:15,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:15,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:15,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:15,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:15,982 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:15,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 20:54:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:16,485 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:16,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:16,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:18,653 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:18,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 20:54:18,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:18,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:18,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:18,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:18,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:18,664 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:18,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 20:54:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:19,171 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:19,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:54:19,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:21,309 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:21,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 20:54:21,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:21,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:21,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:21,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:21,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:21,373 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:21,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 20:54:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:21,885 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:21,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:54:21,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:24,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-13 20:54:24,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:24,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:24,188 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:24,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:24,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:24,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:24,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:24,192 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:24,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 20:54:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:24,701 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:24,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:24,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:26,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 20:54:26,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:26,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:26,873 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:26,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:26,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:26,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:26,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:26,876 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:26,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 20:54:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:27,393 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:27,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:27,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:29,451 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:29,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 20:54:29,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:29,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:29,461 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:29,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:29,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:29,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:29,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:29,463 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:29,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 20:54:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:29,983 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:30,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:30,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:32,051 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:32,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 20:54:32,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:32,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:32,059 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:32,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:32,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:32,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:32,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:32,061 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:32,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 20:54:32,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:32,529 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:32,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:32,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:34,510 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:34,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 20:54:34,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:34,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:34,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:34,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:34,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:34,523 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:34,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 20:54:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:34,987 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:35,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:35,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:35,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:36,891 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:36,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 20:54:36,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:36,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:36,903 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:36,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:36,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:36,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:36,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:36,906 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:36,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 20:54:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:37,461 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:37,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:37,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:39,729 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:39,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 20:54:39,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:39,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:39,740 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:39,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:39,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:39,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:39,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:39,744 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:39,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 20:54:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:40,314 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:40,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:40,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:40,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:42,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 20:54:42,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:42,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:42,450 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:42,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:42,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:42,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:42,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:42,453 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:42,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 20:54:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:42,910 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:42,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:54:42,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:44,940 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:44,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 20:54:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:45,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:45,006 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:45,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:45,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:45,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:45,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:45,009 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:45,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 20:54:45,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:45,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:45,521 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:54:45,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:47,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2024-11-13 20:54:47,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:47,541 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:47,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:47,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:47,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:47,544 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:47,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 20:54:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:48,011 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:48,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:48,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:50,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 20:54:50,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:50,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:50,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:50,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:50,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:50,604 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:50,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 20:54:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:51,135 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:51,183 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:51,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:53,289 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:53,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-13 20:54:53,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:53,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:53,297 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:53,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:53,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:53,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:53,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:53,301 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:53,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 20:54:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:53,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:53,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:53,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:56,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 20:54:56,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:56,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:56,062 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:56,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:56,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:56,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:56,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:56,064 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:56,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 20:54:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:56,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:56,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:56,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:54:58,838 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:54:58,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-13 20:54:58,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:54:58,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:54:58,847 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:54:58,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:54:58,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:54:58,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:54:58,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:54:58,852 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:54:58,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 20:54:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:59,399 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:54:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:54:59,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:54:59,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:01,878 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:01,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-13 20:55:01,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:01,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:01,889 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:01,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:01,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:01,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:01,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:01,894 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:01,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 20:55:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:02,513 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:02,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:55:02,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:04,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 20:55:04,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:04,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:04,997 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:04,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:04,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:04,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:04,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:05,000 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:05,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 20:55:05,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:05,549 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:05,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:55:05,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:07,983 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:07,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-13 20:55:08,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:08,072 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:08,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:08,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:08,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:08,076 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:08,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 20:55:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:08,590 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:08,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:08,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:11,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-13 20:55:11,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:11,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:11,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:11,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:11,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:11,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:11,133 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:11,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 20:55:11,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:11,645 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:11,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:11,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:11,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:13,754 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:13,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-13 20:55:13,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:13,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:13,765 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:13,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:13,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:13,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:13,769 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:13,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 20:55:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:14,350 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:14,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:14,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:16,476 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:16,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:16,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:16,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:16,484 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:16,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:16,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:16,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:16,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:16,486 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:16,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 20:55:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:17,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:17,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:17,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:19,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-13 20:55:19,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:19,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:19,358 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:19,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:19,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:19,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:19,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:19,363 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:19,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 20:55:20,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:20,057 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:20,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:20,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:22,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:22,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:22,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:22,179 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:22,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:22,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:22,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:22,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:22,181 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:22,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 20:55:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:22,692 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:22,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:22,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:25,095 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:25,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-13 20:55:25,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:25,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:25,107 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:25,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:25,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:25,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:25,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:25,111 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:25,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 20:55:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:25,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:25,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:25,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:28,242 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:28,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-13 20:55:28,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:28,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:28,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:28,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:28,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:28,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:28,255 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:28,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 20:55:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:28,880 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:28,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:28,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:31,019 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:31,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:31,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:31,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:31,027 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:31,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:31,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:31,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:31,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:31,029 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:31,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 20:55:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:31,516 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:31,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:31,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:33,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-13 20:55:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:33,389 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:33,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:33,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:33,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:33,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:33,392 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:33,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 20:55:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:33,853 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:33,933 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:33,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:36,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-11-13 20:55:36,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:36,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:36,079 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:36,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:36,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:36,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:36,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:36,085 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:36,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 20:55:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:36,560 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:36,631 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:36,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:38,603 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:38,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-11-13 20:55:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:38,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:38,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:38,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:38,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:38,618 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:38,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 20:55:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:39,126 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:39,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:39,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:41,567 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:41,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:41,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:41,576 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:41,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:41,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:41,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:41,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:41,579 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:41,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 20:55:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:42,099 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:42,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:42,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:44,333 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:44,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-13 20:55:44,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:44,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:44,342 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:44,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:44,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:44,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:44,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:44,344 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:44,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 20:55:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:44,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:44,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:44,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:46,923 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:46,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:46,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:46,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:46,931 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:46,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:46,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:46,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:46,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:46,933 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:46,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 20:55:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:47,400 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:47,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:47,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:49,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:49,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:49,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:49,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:49,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:49,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:49,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:49,394 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:49,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 20:55:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:50,001 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:50,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:50,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:52,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-11-13 20:55:52,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:52,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:52,032 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:52,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:52,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:52,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:52,034 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:52,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 20:55:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:52,506 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:52,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:52,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:54,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-13 20:55:54,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:54,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:54,659 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:54,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:54,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:54,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:54,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:54,661 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:54,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 20:55:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:55,199 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:55,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:55:55,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:55:57,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:57,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:55:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:55:57,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:55:57,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:57,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:57,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:57,282 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:57,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 20:55:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:57,782 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:57,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:55:57,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:00,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:00,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:00,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:00,204 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:00,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:00,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:00,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:00,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:00,207 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:00,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-13 20:56:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:00,685 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:00,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:00,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:02,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:02,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:02,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:02,818 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:02,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:02,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:02,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:02,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:02,820 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:02,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-13 20:56:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:03,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:03,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:03,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:05,190 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:05,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-11-13 20:56:05,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:05,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:05,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:05,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:05,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:05,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:05,200 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:05,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-13 20:56:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:05,676 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:05,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:05,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:07,498 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:07,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:07,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:07,505 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:07,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:07,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:07,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:07,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:07,507 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:07,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-13 20:56:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:07,963 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:08,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:08,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:09,850 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:09,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:09,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:09,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:09,859 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:09,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:09,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:09,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:09,861 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:09,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-13 20:56:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:10,341 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:10,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:10,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:12,429 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:12,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-11-13 20:56:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:12,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:12,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:12,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:12,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:12,439 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:12,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-13 20:56:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:12,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:12,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:12,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:14,980 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:14,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:14,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:14,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:14,989 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:14,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:14,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:14,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:14,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:14,991 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:14,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-13 20:56:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:15,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:15,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:15,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:17,462 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:17,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:17,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:17,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:17,470 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:17,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:17,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:17,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:17,472 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:17,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-13 20:56:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:17,927 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:17,968 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:17,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:20,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:20,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:20,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:20,050 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:20,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:20,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:20,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:20,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:20,052 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:20,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-13 20:56:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:20,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:20,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:20,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:22,325 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:22,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:22,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:22,333 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:22,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:22,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:22,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:22,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:22,335 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:22,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-13 20:56:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:22,856 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:22,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:56:22,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:24,966 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:24,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:25,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:25,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:25,023 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:25,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:25,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:25,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:25,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:25,027 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:25,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-13 20:56:25,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:25,498 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:25,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:56:25,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:27,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:27,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:27,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:27,605 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:27,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:27,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:27,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:27,607 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:27,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-13 20:56:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:28,081 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:28,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:28,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:29,917 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:29,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:29,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:29,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:29,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:29,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:29,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:29,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:29,928 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:29,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-13 20:56:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:30,393 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:30,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:30,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:32,723 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:32,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-11-13 20:56:32,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:32,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:32,731 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:32,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:32,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:32,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:32,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:32,733 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:32,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-13 20:56:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:33,176 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:33,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:33,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:35,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-11-13 20:56:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:35,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:35,569 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:35,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:35,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:35,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:35,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:35,574 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:35,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-13 20:56:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:36,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:36,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:36,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:37,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-13 20:56:37,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:37,930 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:37,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:37,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:37,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:37,934 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:37,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-13 20:56:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:38,560 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:38,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:56:38,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:40,781 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:40,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:40,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:40,836 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:40,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:40,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:40,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:40,839 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:40,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-13 20:56:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:41,297 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:41,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:41,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:43,228 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:43,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:43,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:43,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:43,238 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:43,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:43,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:43,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:43,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:43,240 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:43,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-13 20:56:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:43,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:43,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:43,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:46,019 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:46,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-11-13 20:56:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:46,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:46,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:46,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:46,035 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:46,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-13 20:56:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:46,609 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:46,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:46,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:48,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-11-13 20:56:48,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:48,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:48,847 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:48,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:48,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:48,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:48,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:48,850 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:48,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-13 20:56:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:49,326 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:49,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:49,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:51,482 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:51,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-11-13 20:56:51,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:51,491 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:51,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:51,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:51,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:51,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:51,494 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:51,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-13 20:56:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:51,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:52,026 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:52,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:53,958 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:53,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:53,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:53,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:53,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:53,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:53,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:53,970 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:53,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-13 20:56:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:54,465 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:54,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:54,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:56,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Forceful destruction successful, exit code 0 [2024-11-13 20:56:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:56,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:56,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:56,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:56,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:56,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:56,417 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:56,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-13 20:56:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:56,901 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:56,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:56,955 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:56,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:56:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:56:58,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-11-13 20:56:58,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:58,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:56:58,908 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:56:58,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:56:58,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:58,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:58,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:58,910 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:58,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-13 20:56:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:59,383 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:59,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:56:59,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:01,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-11-13 20:57:01,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:01,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:01,805 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:01,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:01,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:01,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:01,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:01,809 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:01,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-13 20:57:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:02,296 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:02,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:02,376 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:04,275 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:04,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-11-13 20:57:04,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:04,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:04,283 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:04,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:04,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:04,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:04,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:04,285 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:04,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-13 20:57:04,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:04,803 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:04,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:04,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:06,722 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:06,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:06,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:06,730 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:06,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:06,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:06,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:06,732 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:06,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-13 20:57:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:07,191 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:07,261 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:57:07,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:09,389 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:09,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:09,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:09,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:09,452 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:09,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:09,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:09,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:09,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:09,456 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:09,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-13 20:57:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:10,051 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:10,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:10,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:11,951 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:11,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:11,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:11,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:11,959 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:11,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:11,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:11,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:11,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:11,961 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:11,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-13 20:57:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:12,438 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:12,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:57:12,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:14,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-11-13 20:57:14,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:14,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:14,688 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:14,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:14,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:14,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:14,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:14,691 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:14,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-13 20:57:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:15,161 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:15,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:15,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:16,918 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:16,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-11-13 20:57:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:16,927 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:16,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:16,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:16,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:16,931 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:16,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-13 20:57:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:17,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:17,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:17,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:19,454 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:19,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-11-13 20:57:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:19,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:19,469 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:19,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:19,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:19,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:19,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:19,472 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:19,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-13 20:57:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:20,092 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:20,138 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:57:20,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:22,316 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:22,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:22,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:22,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:22,378 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:22,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:22,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:22,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:22,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:22,382 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:22,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-13 20:57:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:22,877 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:22,924 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:22,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:25,090 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:25,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-11-13 20:57:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:25,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:25,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:25,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:25,101 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:25,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-13 20:57:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:25,579 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:25,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:57:25,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:27,787 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:27,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:27,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:27,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:27,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:27,848 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:27,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-13 20:57:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:28,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:28,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:57:28,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:30,662 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:30,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:30,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:30,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:30,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:30,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:30,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:30,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:30,723 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:30,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-13 20:57:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:31,186 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:31,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:31,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:31,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:33,193 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:33,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-11-13 20:57:33,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:33,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:33,201 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:33,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:33,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:33,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:33,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:33,204 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:33,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-13 20:57:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:33,685 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:33,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:33,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:35,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:35,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:35,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:35,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:35,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:35,830 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:35,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-13 20:57:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:36,304 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:36,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:36,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:38,411 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:38,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:38,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:38,418 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:38,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:38,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:38,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:38,421 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:38,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-13 20:57:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:38,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:38,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:38,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:41,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:41,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:41,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:41,130 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:41,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:41,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:41,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:41,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:41,135 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:41,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-13 20:57:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:41,629 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:41,680 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:41,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:43,637 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:43,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-11-13 20:57:43,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:43,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:43,645 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:43,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:43,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:43,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:43,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:43,647 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:43,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-13 20:57:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:44,122 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:44,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:44,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:46,116 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:46,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-11-13 20:57:46,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:46,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:46,126 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:46,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:46,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:46,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:46,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:46,129 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:46,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-13 20:57:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:46,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:46,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:46,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:48,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-11-13 20:57:48,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:48,685 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:48,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:48,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:48,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:48,687 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:48,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-13 20:57:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:49,253 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:49,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:49,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:51,460 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:51,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-11-13 20:57:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:51,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:51,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:51,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:51,476 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:51,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-13 20:57:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:51,938 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:51,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:51,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:51,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:53,810 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:53,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-11-13 20:57:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:53,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:53,818 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:53,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:53,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:53,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:53,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:53,823 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:53,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-11-13 20:57:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:54,346 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:54,398 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:54,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:56,260 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:56,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-11-13 20:57:56,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:56,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:56,267 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:56,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:56,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:56,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:56,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:56,270 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:56,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-11-13 20:57:56,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:56,735 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:56,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:56,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:57:58,758 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:57:58,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-11-13 20:57:58,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:57:58,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:57:58,766 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:57:58,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:57:58,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:57:58,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:57:58,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:57:58,769 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:57:58,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-11-13 20:57:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:59,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:57:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:57:59,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:57:59,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:01,314 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:01,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Forceful destruction successful, exit code 0 [2024-11-13 20:58:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:01,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:01,324 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:01,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:01,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:01,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:01,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:01,327 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:01,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-11-13 20:58:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:01,800 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:01,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:01,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:03,765 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:03,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Forceful destruction successful, exit code 0 [2024-11-13 20:58:03,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:03,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:03,773 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:03,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:03,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:03,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:03,775 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:03,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-11-13 20:58:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:04,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:04,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:04,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:06,186 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:06,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Forceful destruction successful, exit code 0 [2024-11-13 20:58:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:06,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:06,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:06,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:06,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:06,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:06,197 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:06,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-11-13 20:58:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:06,708 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:06,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:06,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:08,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Forceful destruction successful, exit code 0 [2024-11-13 20:58:08,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:08,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:08,902 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:08,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:08,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:08,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:08,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:08,904 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:08,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-11-13 20:58:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:09,386 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:09,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:58:09,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:11,773 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:11,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-11-13 20:58:11,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:11,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:11,832 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:11,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:11,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:11,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:11,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:11,837 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:11,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-11-13 20:58:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:12,348 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:12,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:12,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:14,111 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:14,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-11-13 20:58:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:14,119 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:14,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:14,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:14,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:14,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:14,125 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:14,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-11-13 20:58:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:14,603 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:14,660 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:14,661 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:16,527 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:16,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-11-13 20:58:16,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:16,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:16,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:16,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:16,537 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:16,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-11-13 20:58:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:17,016 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:17,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:17,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:19,009 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:19,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-11-13 20:58:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:19,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:19,016 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:19,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:19,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:19,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:19,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:19,019 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:19,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-11-13 20:58:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:19,496 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:19,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:19,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:21,553 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:21,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-11-13 20:58:21,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:21,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:21,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:21,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:21,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:21,564 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:21,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-11-13 20:58:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:22,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:22,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:22,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:24,035 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:24,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-11-13 20:58:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:24,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:24,051 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:24,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:24,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:24,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:24,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:24,055 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:24,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-11-13 20:58:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:24,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:24,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:24,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:26,765 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:26,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-11-13 20:58:26,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:26,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:26,774 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:26,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:26,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:26,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:26,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:26,776 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:26,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-11-13 20:58:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:27,278 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:27,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:58:27,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:29,699 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:29,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-11-13 20:58:29,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:29,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:29,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:29,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:29,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:29,793 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:29,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-11-13 20:58:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:30,377 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:30,449 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:30,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:32,379 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:32,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Forceful destruction successful, exit code 0 [2024-11-13 20:58:32,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:32,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:32,388 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:32,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:32,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:32,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:32,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:32,390 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:32,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-11-13 20:58:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:32,951 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:33,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:33,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:34,854 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:34,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-11-13 20:58:34,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:34,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:34,862 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:34,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:34,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:34,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:34,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:34,864 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:34,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-11-13 20:58:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:35,392 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:35,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:35,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:37,528 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:37,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Forceful destruction successful, exit code 0 [2024-11-13 20:58:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:37,535 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:37,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:37,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:37,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:37,536 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:37,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-11-13 20:58:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:38,005 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:38,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:38,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:40,142 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:40,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-11-13 20:58:40,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:40,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:40,149 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:40,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:40,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:40,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:40,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:40,155 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:40,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-11-13 20:58:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:40,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:40,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:40,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:42,583 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:42,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-11-13 20:58:42,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:42,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:42,590 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:42,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:42,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:42,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:42,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:42,592 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:42,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-11-13 20:58:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:43,055 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:43,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:43,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:45,000 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:45,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Forceful destruction successful, exit code 0 [2024-11-13 20:58:45,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:45,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:45,007 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:45,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:45,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:45,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:45,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:45,009 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:45,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-11-13 20:58:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:45,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:45,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:45,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:47,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-11-13 20:58:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:47,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:47,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:47,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:47,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:47,527 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:47,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-11-13 20:58:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:48,033 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:48,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:48,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:50,179 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:50,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-11-13 20:58:50,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:50,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:50,186 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:50,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:50,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:50,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:50,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:50,189 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:50,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-11-13 20:58:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:50,685 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:50,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:50,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:52,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-11-13 20:58:52,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:52,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:52,916 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:52,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:52,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:52,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:52,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:52,918 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:52,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-11-13 20:58:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:53,381 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:53,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:53,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:55,408 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:55,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-11-13 20:58:55,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:55,417 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:55,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:55,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:55,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:55,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:55,421 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:55,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-11-13 20:58:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:55,906 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:55,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:58:55,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:58:57,988 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:58:57,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-11-13 20:58:58,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:58,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:58:58,046 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:58:58,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:58:58,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:58,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:58:58,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:58:58,048 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:58:58,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-11-13 20:58:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:58,529 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:58:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:58:58,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:58:58,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:00,849 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:00,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-11-13 20:59:00,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:00,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:00,857 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:00,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:00,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:00,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:00,859 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:00,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-11-13 20:59:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:01,341 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:01,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:59:01,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:03,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-11-13 20:59:03,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:03,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:03,598 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:03,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:03,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:03,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:03,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:03,601 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:03,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-11-13 20:59:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:04,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:04,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:59:04,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:06,198 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:06,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-11-13 20:59:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:06,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:06,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:06,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:06,264 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:06,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-11-13 20:59:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:06,760 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:06,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:06,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:08,731 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:08,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-11-13 20:59:08,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:08,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:08,742 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:08,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:08,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:08,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:08,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:08,745 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:08,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-11-13 20:59:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:09,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:09,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:59:09,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:11,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-11-13 20:59:11,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:11,484 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:11,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:11,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:11,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:11,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:11,486 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:11,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-11-13 20:59:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:11,928 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:11,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:11,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:14,001 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:14,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-11-13 20:59:14,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:14,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:14,008 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:14,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:14,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:14,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:14,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:14,011 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:14,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-11-13 20:59:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:14,500 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:14,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:14,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:16,529 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:16,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-11-13 20:59:16,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:16,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:16,537 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:16,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:16,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:16,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:16,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:16,539 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:16,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-11-13 20:59:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:17,033 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:17,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:17,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:19,091 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:19,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-11-13 20:59:19,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:19,098 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:19,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:19,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:19,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:19,100 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:19,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-11-13 20:59:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:19,660 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:19,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:19,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:21,646 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:21,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-11-13 20:59:21,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:21,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:21,654 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:21,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:21,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:21,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:21,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:21,657 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:21,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-11-13 20:59:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:22,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:22,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:22,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:24,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-11-13 20:59:24,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:24,119 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:24,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:24,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:24,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:24,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:24,121 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:24,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-11-13 20:59:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:24,594 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:24,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:24,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:26,682 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:26,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-11-13 20:59:26,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:26,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:26,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:26,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:26,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:26,691 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:26,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-11-13 20:59:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:27,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:27,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:59:27,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:29,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-11-13 20:59:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:29,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:29,240 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:29,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:29,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:29,240 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:29,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:29,242 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:29,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-11-13 20:59:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:29,763 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:29,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:29,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:31,732 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:31,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-11-13 20:59:31,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:31,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:31,740 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:31,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:31,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:31,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:31,742 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:31,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-11-13 20:59:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:32,243 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:32,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:32,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:34,414 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:34,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-11-13 20:59:34,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:34,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:34,423 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:34,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:34,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:34,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:34,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:34,425 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:34,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-11-13 20:59:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:34,927 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:34,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:34,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:36,987 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:36,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Forceful destruction successful, exit code 0 [2024-11-13 20:59:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:36,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:36,995 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:36,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:36,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:36,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:36,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:36,997 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:36,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-11-13 20:59:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:37,486 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:37,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:37,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:39,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Forceful destruction successful, exit code 0 [2024-11-13 20:59:39,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:39,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:39,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:39,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:39,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:39,561 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:39,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-11-13 20:59:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:40,058 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:40,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:40,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:42,094 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:42,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-11-13 20:59:42,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:42,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:42,100 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:42,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:42,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:42,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:42,102 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:42,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-11-13 20:59:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:42,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:42,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:42,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:44,513 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:44,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Forceful destruction successful, exit code 0 [2024-11-13 20:59:44,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:44,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:44,522 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:44,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:44,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:44,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:44,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:44,524 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:44,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-11-13 20:59:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:45,090 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:45,168 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:45,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:46,930 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:46,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Forceful destruction successful, exit code 0 [2024-11-13 20:59:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:46,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:46,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:46,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:46,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:46,941 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:46,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-11-13 20:59:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:47,371 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:47,427 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 20:59:47,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:49,547 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:49,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-11-13 20:59:49,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:49,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:49,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:49,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:49,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:49,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:49,622 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:49,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-11-13 20:59:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:50,070 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:50,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:50,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:51,850 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:51,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-11-13 20:59:51,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:51,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:51,857 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:51,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:51,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:51,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:51,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:51,859 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:51,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-11-13 20:59:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:52,377 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:52,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:52,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:52,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:54,261 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:54,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Forceful destruction successful, exit code 0 [2024-11-13 20:59:54,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:54,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:54,268 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:54,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:54,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:54,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:54,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:54,270 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:54,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-11-13 20:59:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:54,697 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:54,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:54,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:56,534 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:56,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-11-13 20:59:56,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:56,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:56,540 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:56,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:56,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:56,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:56,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:56,542 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:56,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-11-13 20:59:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:56,960 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:57,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:57,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:59:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 20:59:58,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-11-13 20:59:58,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:59:58,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 20:59:58,893 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 20:59:58,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 20:59:58,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:59:58,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:59:58,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:59:58,895 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:59:58,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-11-13 20:59:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:59,423 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:59:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:59:59,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:59:59,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:01,379 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:01,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-11-13 21:00:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:01,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:01,386 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:01,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:01,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:01,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:01,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:01,388 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:01,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-11-13 21:00:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:01,811 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:01,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:01,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:03,674 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:03,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-11-13 21:00:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:03,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:03,682 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:03,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:03,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:03,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:03,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:03,685 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:03,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-11-13 21:00:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:04,105 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:04,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:04,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:05,978 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:05,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-11-13 21:00:05,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:05,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:05,985 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:05,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:05,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:05,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:05,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:05,987 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:05,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-11-13 21:00:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:06,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:06,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:06,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:00:06,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:08,381 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:08,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Forceful destruction successful, exit code 0 [2024-11-13 21:00:08,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:08,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:08,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:08,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:08,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:08,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:08,438 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:08,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-11-13 21:00:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:08,906 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:08,957 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:08,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:10,725 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:10,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Forceful destruction successful, exit code 0 [2024-11-13 21:00:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:10,734 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:10,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:10,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:10,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:10,736 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:10,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-11-13 21:00:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:11,240 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:11,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:11,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:13,171 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:13,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-11-13 21:00:13,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:13,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:13,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:13,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:13,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:13,180 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:13,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-11-13 21:00:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:13,601 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:13,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:13,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:15,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-11-13 21:00:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:15,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:15,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:15,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:15,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:15,394 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:15,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-11-13 21:00:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:15,813 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:15,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:15,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:17,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-11-13 21:00:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:17,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:17,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:17,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:17,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:17,559 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:17,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-11-13 21:00:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:17,995 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:18,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:18,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:20,020 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:20,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Forceful destruction successful, exit code 0 [2024-11-13 21:00:20,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:20,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:20,026 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:20,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:20,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:20,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:20,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:20,028 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:20,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-11-13 21:00:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:20,450 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:20,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:20,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:22,325 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:22,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-11-13 21:00:22,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:22,338 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:22,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:22,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:22,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:22,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:22,340 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:22,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-11-13 21:00:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:22,778 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:22,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:22,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:22,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:24,719 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:24,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-11-13 21:00:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:24,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:24,725 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:24,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:24,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:24,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:24,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:24,727 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:24,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-11-13 21:00:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:25,147 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:25,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:00:25,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:27,253 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:27,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-11-13 21:00:27,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:27,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:27,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:27,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:27,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:27,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:27,311 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:27,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-11-13 21:00:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:27,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:27,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:27,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:29,616 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:29,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-11-13 21:00:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:29,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:29,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:29,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:29,632 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:29,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-11-13 21:00:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:30,075 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:30,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:30,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:32,292 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:32,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Forceful destruction successful, exit code 0 [2024-11-13 21:00:32,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:32,298 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:32,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:32,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:32,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:32,300 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:32,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-11-13 21:00:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:32,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:32,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:32,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:34,669 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:34,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-11-13 21:00:34,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:34,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:34,676 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:34,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:34,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:34,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:34,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:34,678 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:34,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-11-13 21:00:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:35,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:35,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:35,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:37,098 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:37,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-11-13 21:00:37,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:37,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:37,104 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:37,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:37,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:37,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:37,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:37,106 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:37,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-11-13 21:00:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:37,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:37,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:37,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:39,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-11-13 21:00:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:39,712 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:39,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:39,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:39,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:39,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:39,714 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:39,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-11-13 21:00:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:40,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:40,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:40,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:42,004 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:42,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-11-13 21:00:42,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:42,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:42,010 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:42,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:42,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:42,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:42,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:42,014 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:42,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-11-13 21:00:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:42,438 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:42,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:42,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:44,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-11-13 21:00:44,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:44,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:44,221 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:44,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:44,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:44,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:44,223 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:44,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-11-13 21:00:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:44,676 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:44,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:00:44,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:46,677 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:46,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-11-13 21:00:46,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:46,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:46,731 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:46,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:46,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:46,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:46,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:46,733 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:46,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-11-13 21:00:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:47,145 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:47,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:47,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:48,949 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:48,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-11-13 21:00:48,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:48,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:48,956 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:48,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:48,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:48,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:48,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:48,958 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:48,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-11-13 21:00:49,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:49,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:49,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:49,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:52,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-11-13 21:00:52,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:52,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:52,123 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:52,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:52,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:52,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:52,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:52,126 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:52,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-11-13 21:00:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:52,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:52,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:52,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:52,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:54,474 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:54,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-11-13 21:00:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:54,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:54,482 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:54,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:54,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:54,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:54,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:54,486 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:54,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-11-13 21:00:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:54,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:54,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:54,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:56,945 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:56,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-11-13 21:00:56,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:56,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:56,952 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:56,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:56,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:56,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:56,954 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:56,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-11-13 21:00:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:57,380 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:57,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:57,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:00:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:00:59,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-11-13 21:00:59,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:00:59,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:00:59,189 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:00:59,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:00:59,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:00:59,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:00:59,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:00:59,192 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:00:59,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-11-13 21:00:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:59,735 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:00:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:00:59,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:00:59,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:01,630 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:01,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Forceful destruction successful, exit code 0 [2024-11-13 21:01:01,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:01,638 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:01,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:01,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:01,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:01,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:01,641 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:01,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-11-13 21:01:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:02,068 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:02,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:02,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:03,926 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:03,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-11-13 21:01:03,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:03,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:03,934 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:03,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:03,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:03,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:03,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:03,937 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:03,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-11-13 21:01:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:04,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:04,398 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:04,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:06,270 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:06,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-11-13 21:01:06,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:06,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:06,278 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:06,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:06,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:06,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:06,280 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:06,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-11-13 21:01:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:06,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:06,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:06,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:08,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-11-13 21:01:08,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:08,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:08,794 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:08,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:08,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:08,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:08,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:08,796 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:08,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-11-13 21:01:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:09,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:09,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:01:09,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:11,288 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:11,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-11-13 21:01:11,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:11,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:11,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:11,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:11,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:11,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:11,345 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:11,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-11-13 21:01:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:11,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:11,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:11,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:14,089 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:14,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Forceful destruction successful, exit code 0 [2024-11-13 21:01:14,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:14,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:14,097 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:14,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:14,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:14,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:14,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:14,100 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:14,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-11-13 21:01:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:14,864 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:14,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:14,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:14,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:16,949 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:16,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Forceful destruction successful, exit code 0 [2024-11-13 21:01:16,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:16,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:16,957 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:16,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:16,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:16,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:16,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:16,959 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:16,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-11-13 21:01:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:17,446 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:17,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:17,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:19,319 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:19,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-11-13 21:01:19,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:19,326 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:19,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:19,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:19,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:19,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:19,328 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:19,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-11-13 21:01:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:19,912 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:19,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:01:19,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:22,250 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:22,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-11-13 21:01:22,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:22,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:22,308 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:22,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:22,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:22,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:22,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:22,310 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:22,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-11-13 21:01:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:22,786 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:22,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:22,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:24,985 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:24,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-11-13 21:01:24,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:24,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:24,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:24,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:24,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:24,995 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:24,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-11-13 21:01:25,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:25,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:25,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:25,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:27,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-11-13 21:01:27,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:27,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:27,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:27,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:27,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:27,895 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:27,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-11-13 21:01:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:28,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:28,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:01:28,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:30,950 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:30,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-11-13 21:01:31,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:31,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:31,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:31,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:31,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:31,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:31,022 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:31,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-11-13 21:01:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:31,581 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:31,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:31,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:33,700 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:33,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-11-13 21:01:33,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:33,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:33,707 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:33,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:33,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:33,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:33,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:33,709 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:33,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-11-13 21:01:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:34,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:34,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:34,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:35,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-11-13 21:01:35,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:35,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:35,968 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:35,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:35,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:35,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:35,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:35,970 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:35,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-11-13 21:01:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:36,421 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:36,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:01:36,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:38,879 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:38,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-11-13 21:01:38,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:38,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:38,950 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:38,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:38,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:38,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:38,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:38,954 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:38,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-11-13 21:01:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:39,632 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:39,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:01:39,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:41,990 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:41,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-11-13 21:01:42,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:42,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:42,055 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:42,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:42,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:42,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:42,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:42,057 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:42,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-11-13 21:01:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:42,617 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:42,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:42,695 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:44,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-11-13 21:01:44,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:44,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:44,920 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:44,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:44,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:44,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:44,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:44,922 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:44,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-11-13 21:01:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:45,482 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:45,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:45,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:47,414 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:47,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-11-13 21:01:47,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:47,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:47,420 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:47,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:47,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:47,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:47,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:47,422 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:47,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-11-13 21:01:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:47,891 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:47,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:47,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:49,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-11-13 21:01:49,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:49,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:49,776 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:49,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:49,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:49,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:49,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:49,778 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:49,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-11-13 21:01:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:50,226 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:50,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:50,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:52,389 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:52,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-11-13 21:01:52,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:52,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:52,397 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:52,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:52,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:52,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:52,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:52,400 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:52,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-11-13 21:01:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:52,954 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:53,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:53,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:54,851 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:54,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-11-13 21:01:54,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:54,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:54,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:54,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:54,859 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:54,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-11-13 21:01:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:55,278 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:55,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:01:55,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:57,012 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:57,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-11-13 21:01:57,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:57,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:57,019 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:57,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:57,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:57,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:57,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:57,021 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:57,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-11-13 21:01:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:57,452 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:57,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:57,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:01:57,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:59,694 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:01:59,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-11-13 21:01:59,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:01:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:01:59,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:01:59,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:59,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:59,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:59,747 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:59,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-11-13 21:02:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:00,173 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:00,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:00,247 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:02,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-11-13 21:02:02,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:02,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:02,004 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:02,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:02,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:02,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:02,006 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:02,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-11-13 21:02:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:02,442 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:02,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:02,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:04,416 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:04,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-11-13 21:02:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:04,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:04,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:04,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:04,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:04,426 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:04,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-11-13 21:02:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:04,992 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:05,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:05,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:07,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-11-13 21:02:07,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:07,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:07,114 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:07,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:07,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:07,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:07,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:07,116 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:07,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-11-13 21:02:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:07,541 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:07,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:07,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:09,374 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:09,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-11-13 21:02:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:09,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:09,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:09,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:09,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:09,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:09,383 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:09,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-11-13 21:02:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:09,796 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:09,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:02:09,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:12,097 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:12,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-11-13 21:02:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:12,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:12,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:12,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:12,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:12,164 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:12,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-11-13 21:02:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:12,728 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:12,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:12,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:15,029 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:15,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-11-13 21:02:15,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:15,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:15,038 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:15,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:15,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:15,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:15,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:15,040 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:15,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-11-13 21:02:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:15,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:15,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:15,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:17,660 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:17,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-11-13 21:02:17,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:17,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:17,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:17,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:17,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:17,669 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:17,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-11-13 21:02:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:18,161 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:18,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:02:18,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:20,521 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:20,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Forceful destruction successful, exit code 0 [2024-11-13 21:02:20,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:20,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:20,576 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:20,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:20,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:20,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:20,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:20,578 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:20,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-11-13 21:02:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:21,062 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:21,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:21,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:23,056 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:23,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-11-13 21:02:23,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:23,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:23,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:23,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:23,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:23,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:23,066 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:23,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-11-13 21:02:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:23,554 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:23,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:23,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:25,623 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:25,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Forceful destruction successful, exit code 0 [2024-11-13 21:02:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:25,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:25,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:25,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:25,634 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:25,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-11-13 21:02:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:26,192 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:26,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:26,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:28,462 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:28,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-11-13 21:02:28,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:28,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:28,468 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:28,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:28,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:28,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:28,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:28,471 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:28,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-11-13 21:02:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:28,938 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:28,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:28,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:30,899 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:30,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-11-13 21:02:30,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:30,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:30,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:30,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:30,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:30,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:30,910 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:30,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-11-13 21:02:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:31,453 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:31,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:31,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:33,661 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:33,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-11-13 21:02:33,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:33,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:33,670 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:33,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:33,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:33,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:33,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:33,672 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:33,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-11-13 21:02:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:34,234 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:34,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:34,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:36,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-11-13 21:02:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:36,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:36,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:36,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:36,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:36,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:36,590 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:36,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-11-13 21:02:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:37,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:37,207 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:02:37,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:39,753 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:39,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-11-13 21:02:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:39,817 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:39,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:39,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:39,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:39,820 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:39,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-11-13 21:02:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:40,388 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:40,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:40,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:43,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-11-13 21:02:43,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:43,008 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:43,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:43,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:43,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:43,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:43,011 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:43,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-11-13 21:02:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:43,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:43,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:43,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:45,555 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:45,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-11-13 21:02:45,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:45,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:45,561 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:45,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:45,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:45,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:45,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:45,563 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:45,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-11-13 21:02:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:45,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:46,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:46,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:47,910 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:47,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-11-13 21:02:47,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:47,916 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:47,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:47,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:47,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:47,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:47,918 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:47,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-11-13 21:02:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:48,349 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:48,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:48,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:50,629 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:50,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Forceful destruction successful, exit code 0 [2024-11-13 21:02:50,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:50,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:50,641 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:50,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:50,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:50,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:50,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:50,645 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:50,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-11-13 21:02:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:51,204 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:51,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:51,256 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:53,708 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:53,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-11-13 21:02:53,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:53,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:53,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:53,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:53,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:53,721 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:53,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-11-13 21:02:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:54,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:54,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:54,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:56,432 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:56,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-11-13 21:02:56,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:56,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:56,441 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:56,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:56,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:56,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:56,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:56,443 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:56,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-11-13 21:02:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:56,944 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:57,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:57,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:02:59,050 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:02:59,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-11-13 21:02:59,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:02:59,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:02:59,058 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:02:59,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:02:59,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:02:59,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:02:59,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:02:59,061 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:02:59,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-11-13 21:02:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:59,550 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:02:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:02:59,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:02:59,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:01,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-11-13 21:03:01,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:01,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:01,777 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:01,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:01,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:01,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:01,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:01,781 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:01,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-11-13 21:03:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:02,269 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:02,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:02,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:04,442 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:04,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (238)] Forceful destruction successful, exit code 0 [2024-11-13 21:03:04,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:04,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:04,451 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:04,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:04,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:04,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:04,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:04,454 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:04,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-11-13 21:03:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:04,990 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:05,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:05,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:07,509 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:07,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-11-13 21:03:07,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:07,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:07,520 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:07,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:07,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:07,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:07,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:07,522 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:07,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-11-13 21:03:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:08,005 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:08,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:08,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:10,202 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:10,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (240)] Forceful destruction successful, exit code 0 [2024-11-13 21:03:10,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:10,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:10,210 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:10,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:10,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:10,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:10,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:10,212 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:10,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-11-13 21:03:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:10,947 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:10,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:03:11,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:13,319 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:13,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-11-13 21:03:13,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:13,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:13,374 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:13,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:13,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:13,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:13,376 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:13,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-11-13 21:03:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:13,801 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:13,840 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:03:13,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:15,940 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:15,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-11-13 21:03:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:15,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:15,993 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:15,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:15,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:15,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:15,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:15,995 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:15,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-11-13 21:03:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,431 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:16,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:16,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:18,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-11-13 21:03:18,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:18,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:18,715 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:18,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:18,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:18,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:18,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:18,717 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:18,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-11-13 21:03:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:19,276 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:19,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:19,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:21,749 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:21,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-11-13 21:03:21,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:21,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:21,758 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:21,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:21,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:21,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:21,760 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:21,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-11-13 21:03:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:22,324 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:22,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:22,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:24,482 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:24,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-11-13 21:03:24,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:24,488 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:24,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:24,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:24,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:24,490 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:24,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-11-13 21:03:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:24,916 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:24,955 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:24,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:26,802 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:26,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-11-13 21:03:26,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:26,809 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:26,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:26,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:26,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:26,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:26,811 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:26,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-11-13 21:03:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:27,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:27,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:27,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:29,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-11-13 21:03:29,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:29,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:29,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:29,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:29,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:29,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:29,255 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:29,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-11-13 21:03:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:29,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:29,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:29,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:32,140 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:32,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-11-13 21:03:32,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:32,148 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:32,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:32,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:32,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:32,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:32,151 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:32,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-11-13 21:03:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:32,712 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:32,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:03:32,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:35,093 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:35,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-11-13 21:03:35,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:35,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:35,146 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:35,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:35,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:35,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:35,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:35,150 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:35,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-11-13 21:03:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:35,579 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:35,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:03:35,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:37,361 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:37,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-11-13 21:03:37,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:37,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:37,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:37,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:37,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:37,415 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:37,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-11-13 21:03:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:37,856 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:37,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:37,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:39,684 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:39,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-11-13 21:03:39,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:39,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:39,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:39,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:39,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:39,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:39,693 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:39,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-11-13 21:03:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:40,261 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:40,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:03:40,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:42,353 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:42,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-11-13 21:03:42,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:42,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:42,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:42,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:42,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:42,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:42,407 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:42,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-11-13 21:03:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:42,830 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:42,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:42,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:44,582 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:44,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-11-13 21:03:44,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:44,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:44,589 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:44,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:44,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:44,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:44,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:44,595 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:44,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-11-13 21:03:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:45,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:45,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:45,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:46,788 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:46,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (254)] Forceful destruction successful, exit code 0 [2024-11-13 21:03:46,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:46,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:46,795 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:46,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:46,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:46,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:46,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:46,798 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:46,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-11-13 21:03:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:47,221 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:47,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:47,286 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:49,048 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:49,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-11-13 21:03:49,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:49,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:49,055 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:49,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:49,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:49,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:49,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:49,057 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:49,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-11-13 21:03:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:49,535 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:49,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:03:49,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:51,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-11-13 21:03:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:51,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:51,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:51,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:51,831 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:51,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-11-13 21:03:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:52,355 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:52,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:52,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:54,488 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:54,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (257)] Forceful destruction successful, exit code 0 [2024-11-13 21:03:54,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:54,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:54,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:54,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:54,502 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:54,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-11-13 21:03:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:55,010 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:55,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:55,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:03:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:03:57,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-11-13 21:03:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:03:57,092 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:03:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:03:57,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:57,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:03:57,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:03:57,094 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:03:57,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-11-13 21:03:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:57,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:03:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:57,647 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:03:57,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:00,012 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:00,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-11-13 21:04:00,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:00,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:00,019 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:00,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:00,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:00,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:00,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:00,021 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:00,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-11-13 21:04:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:00,521 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:00,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:00,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:02,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-11-13 21:04:02,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:02,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:02,643 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:02,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:02,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:02,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:02,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:02,645 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:02,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-11-13 21:04:03,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:03,106 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:03,169 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:03,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:05,322 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:05,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (261)] Forceful destruction successful, exit code 0 [2024-11-13 21:04:05,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:05,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:05,329 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:05,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:05,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:05,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:05,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:05,331 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:05,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-11-13 21:04:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:05,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:05,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:05,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:08,222 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:08,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-11-13 21:04:08,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:08,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:08,229 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:08,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:08,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:08,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:08,231 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:08,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-11-13 21:04:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:08,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:08,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:08,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:10,917 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:10,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-11-13 21:04:10,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:10,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:10,925 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:10,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:10,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:10,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:10,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:10,927 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:10,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-11-13 21:04:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:11,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:11,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:11,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:13,375 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:13,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (264)] Forceful destruction successful, exit code 0 [2024-11-13 21:04:13,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:13,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:13,382 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:13,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:13,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:13,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:13,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:13,384 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:13,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-11-13 21:04:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:13,883 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:13,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:13,942 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:16,130 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:16,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (265)] Forceful destruction successful, exit code 0 [2024-11-13 21:04:16,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:16,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:16,140 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:16,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:16,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:16,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:16,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:16,143 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:16,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-11-13 21:04:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:16,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:16,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:16,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:18,687 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:18,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-11-13 21:04:18,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:18,695 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:18,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:18,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:18,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:18,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:18,697 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:18,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-11-13 21:04:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:19,210 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:19,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:19,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:21,348 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:21,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-11-13 21:04:21,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:21,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:21,355 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:21,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:21,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:21,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:21,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:21,358 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:21,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-11-13 21:04:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:21,862 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:21,909 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:21,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:23,994 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:23,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-11-13 21:04:24,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:24,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:24,001 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:24,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:24,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:24,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:24,004 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:24,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-11-13 21:04:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:24,515 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:24,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:24,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:26,559 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:26,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-11-13 21:04:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:26,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:26,567 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:26,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:26,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:26,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:26,569 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:26,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-11-13 21:04:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:27,061 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:27,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:27,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:29,228 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:29,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-11-13 21:04:29,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:29,235 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:29,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:29,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:29,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:29,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:29,237 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:29,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-11-13 21:04:29,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:29,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:29,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:29,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:31,865 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:31,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-11-13 21:04:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:31,872 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:31,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:31,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:31,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:31,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:31,874 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:31,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-11-13 21:04:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:32,365 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:32,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:32,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:34,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-11-13 21:04:34,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:34,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:34,347 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:34,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:34,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:34,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:34,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:34,349 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:34,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-11-13 21:04:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:34,834 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:34,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:34,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:37,055 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:37,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-11-13 21:04:37,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:37,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:37,062 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:37,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:37,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:37,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:37,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:37,064 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:37,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-11-13 21:04:37,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:37,582 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:37,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:37,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:40,114 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:40,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-11-13 21:04:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:40,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:40,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:40,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:40,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:40,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:40,123 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:40,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-11-13 21:04:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:40,586 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:40,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:04:40,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:42,861 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:42,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (275)] Forceful destruction successful, exit code 0 [2024-11-13 21:04:42,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:42,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:42,920 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:42,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:42,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:42,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:42,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:42,922 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:42,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-11-13 21:04:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:43,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:43,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:43,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:45,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-11-13 21:04:45,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:45,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:45,488 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:45,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:45,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:45,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:45,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:45,490 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:45,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-11-13 21:04:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:45,961 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:46,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:04:46,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:48,282 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:48,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-11-13 21:04:48,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:48,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:48,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:48,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:48,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:48,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:48,372 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:48,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-11-13 21:04:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:48,925 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:48,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:48,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:51,027 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:51,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-11-13 21:04:51,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:51,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:51,035 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:51,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:51,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:51,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:51,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:51,037 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:51,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-11-13 21:04:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:51,506 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:51,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:51,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:53,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-11-13 21:04:53,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:53,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:53,658 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:53,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:53,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:53,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:53,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:53,660 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:53,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-11-13 21:04:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:54,150 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:54,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:54,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:56,311 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:56,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-11-13 21:04:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:56,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:56,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:56,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:56,321 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:56,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-11-13 21:04:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:56,782 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:56,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:56,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:04:58,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-11-13 21:04:58,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:58,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:04:58,551 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:04:58,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:04:58,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:58,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:58,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:04:58,553 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:04:58,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-11-13 21:04:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:59,044 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:04:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:59,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:59,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:01,326 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:01,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-11-13 21:05:01,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:01,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:01,334 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:01,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:01,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:01,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:01,336 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:01,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-11-13 21:05:01,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:01,838 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:01,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:01,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:04,013 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:04,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (283)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:04,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:04,021 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:04,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:04,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:04,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:04,023 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:04,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-11-13 21:05:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:04,499 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:04,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:04,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:06,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (284)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:06,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:06,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:06,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:06,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:06,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:06,821 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:06,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-11-13 21:05:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:07,373 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:07,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:07,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:09,773 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:09,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (285)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:09,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:09,783 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:09,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:09,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:09,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:09,786 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:09,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-11-13 21:05:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:10,396 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:10,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:10,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:12,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (286)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:12,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:12,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:12,613 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:12,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:12,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:12,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:12,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:12,615 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:12,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-11-13 21:05:13,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:13,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:13,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:13,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:15,024 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:15,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-11-13 21:05:15,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:15,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:15,030 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:15,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:15,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:15,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:15,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:15,032 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:15,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-11-13 21:05:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:15,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:15,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:15,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:17,761 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:17,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-11-13 21:05:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:17,769 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:17,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:17,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:17,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:17,771 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:17,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-11-13 21:05:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:18,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:18,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:18,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:20,813 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:20,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-11-13 21:05:20,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:20,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:20,822 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:20,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:20,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:20,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:20,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:20,824 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:20,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-11-13 21:05:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:21,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:21,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:21,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:23,823 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:23,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-11-13 21:05:23,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:23,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:23,829 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:23,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:23,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:23,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:23,831 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:23,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-11-13 21:05:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:24,373 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:24,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:05:24,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:26,617 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:26,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (291)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:26,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:26,669 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:26,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:26,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:26,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:26,673 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:26,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-11-13 21:05:27,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:27,166 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:27,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:27,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:29,424 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:29,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-11-13 21:05:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:29,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:29,436 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:29,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:29,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:29,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:29,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:29,439 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:29,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-11-13 21:05:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:30,065 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:30,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:30,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:32,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (293)] Forceful destruction successful, exit code 0 [2024-11-13 21:05:32,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:32,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:32,166 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:32,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:32,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:32,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:32,168 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:32,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-11-13 21:05:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:32,607 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:32,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:32,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:34,472 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:34,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-11-13 21:05:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:34,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:34,479 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:34,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:34,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:34,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:34,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:34,481 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:34,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-11-13 21:05:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:34,895 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:34,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:34,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:36,999 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:37,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-11-13 21:05:37,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:37,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:37,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:37,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:37,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:37,008 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:37,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-11-13 21:05:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:37,507 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:37,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:37,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:39,786 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:39,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-11-13 21:05:39,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:39,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:39,801 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:39,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:39,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:39,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:39,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:39,805 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:39,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-11-13 21:05:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:40,334 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:40,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:40,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:42,372 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:42,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-11-13 21:05:42,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:42,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:42,380 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:42,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:42,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:42,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:42,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:42,382 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:42,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-11-13 21:05:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:42,874 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:42,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:42,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:45,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-11-13 21:05:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:45,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:45,184 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:45,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:45,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:45,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:45,187 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:45,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-11-13 21:05:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:45,676 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:45,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:45,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:47,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-11-13 21:05:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:47,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:47,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:47,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:47,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:47,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:47,797 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:47,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-11-13 21:05:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:48,328 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:48,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:48,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:50,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-11-13 21:05:50,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:50,258 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:50,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:50,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:50,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:50,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:50,260 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:50,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-11-13 21:05:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:50,682 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:50,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:50,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:52,756 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:52,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-11-13 21:05:52,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:52,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:52,762 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:52,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:52,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:52,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:52,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:52,764 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:52,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-11-13 21:05:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:53,168 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:53,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:05:53,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:55,266 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:55,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-11-13 21:05:55,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:55,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:55,317 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:55,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:55,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:55,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:55,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:55,319 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:55,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-11-13 21:05:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:55,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:55,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:55,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:05:57,692 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:05:57,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-11-13 21:05:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:57,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:05:57,698 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:05:57,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:05:57,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:57,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:05:57,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:05:57,700 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:05:57,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-11-13 21:05:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:58,138 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:05:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:05:58,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:05:58,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:00,053 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:00,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (304)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:00,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:00,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:00,059 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:00,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:00,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:00,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:00,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:00,061 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:00,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-11-13 21:06:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:00,478 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:00,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:00,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:02,347 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:02,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-11-13 21:06:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:02,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:02,353 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:02,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:02,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:02,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:02,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:02,354 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:02,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-11-13 21:06:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:02,776 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:02,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:02,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:04,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-11-13 21:06:04,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:04,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:04,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:04,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:04,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:04,544 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:04,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-11-13 21:06:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:04,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:05,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:05,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:06,694 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:06,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-11-13 21:06:06,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:06,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:06,700 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:06,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:06,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:06,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:06,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:06,702 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:06,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-11-13 21:06:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:07,122 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:07,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:06:07,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:09,121 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:09,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-11-13 21:06:09,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:09,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:09,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:09,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:09,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:09,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:09,172 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:09,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-11-13 21:06:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:09,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:09,717 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:06:09,718 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:11,527 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:11,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-11-13 21:06:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:11,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:11,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:11,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:11,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:11,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:11,579 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:11,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-11-13 21:06:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:11,992 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:12,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:12,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:13,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-11-13 21:06:13,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:13,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:13,824 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:13,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:13,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:13,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:13,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:13,826 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:13,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-11-13 21:06:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:14,250 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:14,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:14,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:16,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-11-13 21:06:16,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:16,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:16,062 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:16,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:16,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:16,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:16,064 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:16,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-11-13 21:06:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:16,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:16,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:16,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:18,481 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:18,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-11-13 21:06:18,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:18,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:18,492 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:18,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:18,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:18,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:18,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:18,496 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:18,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-11-13 21:06:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:18,972 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:19,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:19,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:20,810 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:20,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-11-13 21:06:20,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:20,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:20,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:20,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:20,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:20,817 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:20,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-11-13 21:06:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:21,220 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:21,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:21,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:22,881 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:22,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-11-13 21:06:22,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:22,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:22,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:22,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:22,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:22,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:22,888 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:22,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-11-13 21:06:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:23,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:23,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:23,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:25,006 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:25,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (315)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:25,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:25,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:25,013 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:25,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:25,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:25,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:25,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:25,014 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:25,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-11-13 21:06:25,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:25,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:25,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:25,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:27,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-11-13 21:06:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:27,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:27,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:27,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:27,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:27,091 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:27,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-11-13 21:06:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:27,486 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:27,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:27,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:29,288 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:29,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (317)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:29,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:29,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:29,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:29,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:29,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:29,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:29,296 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:29,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-11-13 21:06:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:29,848 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:29,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:29,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:31,559 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:31,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-11-13 21:06:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:31,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:31,565 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:31,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:31,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:31,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:31,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:31,567 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:31,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-11-13 21:06:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:31,980 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:32,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:32,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:33,702 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:33,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (319)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:33,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:33,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:33,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:33,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:33,711 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:33,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-11-13 21:06:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:34,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:34,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:34,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:35,988 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:35,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-11-13 21:06:35,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:35,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:35,995 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:35,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:35,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:35,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:35,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:35,997 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:35,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-11-13 21:06:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:36,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:36,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:36,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:38,034 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:38,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (321)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:38,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:38,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:38,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:38,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:38,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:38,042 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:38,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-11-13 21:06:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:38,459 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:38,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:06:38,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:40,264 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:40,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-11-13 21:06:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:40,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:40,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:40,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:40,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:40,312 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:40,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-11-13 21:06:40,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:40,715 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:40,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:40,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:42,732 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:42,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-11-13 21:06:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:42,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:42,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:42,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:42,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:42,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:42,741 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:42,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-11-13 21:06:43,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:43,180 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:43,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:43,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:45,124 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:45,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-11-13 21:06:45,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:45,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:45,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:45,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:45,132 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:45,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-11-13 21:06:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:45,547 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:45,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:45,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:47,220 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:47,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-11-13 21:06:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:47,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:47,227 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:47,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:47,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:47,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:47,231 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:47,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-11-13 21:06:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:47,664 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:47,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:06:47,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:49,673 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:49,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (326)] Forceful destruction successful, exit code 0 [2024-11-13 21:06:49,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:49,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:49,745 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:49,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:49,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:49,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:49,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:49,749 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:49,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-11-13 21:06:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:50,185 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:50,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:50,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:52,149 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:52,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-11-13 21:06:52,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:52,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:52,156 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:52,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:52,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:52,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:52,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:52,158 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:52,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-11-13 21:06:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:52,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:52,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:06:52,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:54,471 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:54,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-11-13 21:06:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:54,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:54,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:54,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:54,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:54,528 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:54,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-11-13 21:06:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:54,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:54,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:55,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:56,887 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:56,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-11-13 21:06:56,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:56,895 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:56,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:56,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:56,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:56,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:56,896 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:56,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-11-13 21:06:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:57,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:06:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:57,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:06:57,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:06:59,402 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:06:59,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-11-13 21:06:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:06:59,414 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:06:59,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:06:59,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:59,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:06:59,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:06:59,417 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:06:59,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-11-13 21:06:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:59,990 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:00,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:07:00,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:02,236 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:07:02,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (331)] Forceful destruction successful, exit code 0 [2024-11-13 21:07:02,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:02,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:07:02,244 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:07:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:07:02,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:02,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:02,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:02,247 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:02,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-11-13 21:07:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:02,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:02,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:07:02,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:05,034 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:07:05,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-11-13 21:07:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:05,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:07:05,042 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:07:05,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:07:05,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:05,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:05,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:05,044 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:05,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-11-13 21:07:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:05,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:05,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:05,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:07:05,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:07,625 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:07:07,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-11-13 21:07:07,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:07,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:07:07,633 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:07:07,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:07:07,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:07,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:07,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:07,636 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:07,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-11-13 21:07:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:08,197 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:08,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:07:08,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:10,391 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:07:10,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-11-13 21:07:10,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:10,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:07:10,399 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:07:10,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:07:10,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:10,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:10,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:10,401 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:10,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-11-13 21:07:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:10,893 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:10,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:07:10,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:12,933 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:07:12,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-11-13 21:07:12,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:07:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:07:12,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:07:12,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:12,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:12,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:12,982 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:12,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-11-13 21:07:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:13,396 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:13,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:07:13,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:15,286 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:07:15,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-11-13 21:07:15,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:15,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:07:15,293 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:07:15,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:07:15,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:15,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:15,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:15,294 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:15,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-11-13 21:07:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:15,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:15,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:07:15,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:17,395 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:07:17,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-11-13 21:07:17,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:17,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:07:17,402 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:07:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:07:17,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:17,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:17,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:17,403 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:17,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-11-13 21:07:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:17,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:17,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:07:17,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:19,595 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:07:19,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-11-13 21:07:19,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:19,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:07:19,605 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:07:19,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:07:19,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:19,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:19,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:19,614 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:19,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-11-13 21:07:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:20,057 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:20,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:07:20,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:22,070 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-11-13 21:07:22,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (339)] Forceful destruction successful, exit code 0 [2024-11-13 21:07:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2024-11-13 21:07:22,117 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2024-11-13 21:07:22,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 21:07:22,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:22,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:22,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:22,119 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:22,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbf4a399-3ff1-463c-827c-d5828eec95aa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-11-13 21:07:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:22,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:22,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:07:22,564 INFO L278 TraceCheckSpWp]: Computing forward predicates...