./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.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_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/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_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/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_7c4d0859-28ab-426a-beb0-ced082789e4e/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 473c6c098417e653140bb6e4cb3c44882ec0d7e6b7ae197524bf5de6070b7483 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:25:20,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:25:20,131 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:25:20,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:25:20,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:25:20,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:25:20,176 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:25:20,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:25:20,177 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:25:20,177 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:25:20,177 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:25:20,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:25:20,178 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:25:20,178 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:25:20,179 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:25:20,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:25:20,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:25:20,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:25:20,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:25:20,179 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:25:20,179 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:25:20,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:25:20,180 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:25:20,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:25:20,180 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:25:20,180 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:25:20,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:25:20,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:20,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:25:20,180 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:25:20,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:25:20,181 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:25:20,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:25:20,181 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_7c4d0859-28ab-426a-beb0-ced082789e4e/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 -> 473c6c098417e653140bb6e4cb3c44882ec0d7e6b7ae197524bf5de6070b7483 [2024-11-13 21:25:20,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:25:20,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:25:20,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:25:20,509 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:25:20,511 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:25:20,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i Unable to find full path for "g++" [2024-11-13 21:25:22,425 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:25:22,677 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:25:22,679 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i [2024-11-13 21:25:22,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/data/00fcc7598/4638a9cc9bd04cb98de2d61df93c1b99/FLAG1f11236ec [2024-11-13 21:25:22,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/data/00fcc7598/4638a9cc9bd04cb98de2d61df93c1b99 [2024-11-13 21:25:22,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:25:22,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:25:22,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:22,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:25:23,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:25:23,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:22" (1/1) ... [2024-11-13 21:25:23,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681538d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23, skipping insertion in model container [2024-11-13 21:25:23,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:22" (1/1) ... [2024-11-13 21:25:23,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:25:23,163 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_7c4d0859-28ab-426a-beb0-ced082789e4e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i[915,928] [2024-11-13 21:25:23,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:23,202 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:25:23,213 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_7c4d0859-28ab-426a-beb0-ced082789e4e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i[915,928] [2024-11-13 21:25:23,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:23,240 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:25:23,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23 WrapperNode [2024-11-13 21:25:23,241 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:23,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:23,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:25:23,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:25:23,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,274 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-11-13 21:25:23,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:23,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:25:23,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:25:23,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:25:23,281 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,291 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:25:23,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:25:23,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:25:23,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:25:23,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:23,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:25:23,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:25:23,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:25:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:25:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:25:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:25:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:25:23,461 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:25:23,463 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:25:23,723 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 21:25:23,723 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:25:23,820 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:25:23,820 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:25:23,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:23 BoogieIcfgContainer [2024-11-13 21:25:23,821 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:25:23,824 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:25:23,824 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:25:23,834 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:25:23,834 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:23" (1/1) ... [2024-11-13 21:25:23,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:25:23,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:23,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-13 21:25:23,896 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-13 21:25:23,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:23,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:23,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:25:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:24,206 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:25:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:24,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:25:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:25:24,544 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:25:24,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:25:24 ImpRootNode [2024-11-13 21:25:24,615 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:25:24,615 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:25:24,617 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:25:24,617 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:25:24,618 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:23" (3/4) ... [2024-11-13 21:25:24,621 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:25:24,622 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:25:24,626 INFO L158 Benchmark]: Toolchain (without parser) took 1629.25ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 78.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-13 21:25:24,626 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:24,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.60ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.6MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:25:24,628 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.40ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:25:24,631 INFO L158 Benchmark]: Boogie Preprocessor took 19.84ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.4MB in the end (delta: 780.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:24,631 INFO L158 Benchmark]: RCFGBuilder took 525.50ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 62.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:25:24,632 INFO L158 Benchmark]: CodeCheck took 791.07ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 78.3MB in the end (delta: -15.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:24,632 INFO L158 Benchmark]: Witness Printer took 7.47ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 78.3MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:24,636 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 50 NumberOfCodeBlocks, 50 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 someUnaryDOUBLEoperation at line 31, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 4; [L23] unsigned long int var_1_3 = 3854620897; [L24] unsigned long int var_1_4 = 1; [L25] unsigned long int var_1_5 = 5; [L26] unsigned long int var_1_6 = 1934698459; [L27] unsigned long int var_1_7 = 1000000000; [L28] unsigned long int var_1_8 = 0; [L29] unsigned long int var_1_9 = 16; [L30] double var_1_10 = 31.375; [L31] double var_1_11 = -0.6; [L71] isInitial = 1 [L72] FCALL initially() [L73] COND TRUE 1 [L74] FCALL updateLastVariables() [L75] CALL updateVariables() [L43] var_1_3 = __VERIFIER_nondet_ulong() [L44] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L44] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L45] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L46] var_1_4 = __VERIFIER_nondet_ulong() [L47] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L48] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L49] var_1_5 = __VERIFIER_nondet_ulong() [L50] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L51] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L52] var_1_6 = __VERIFIER_nondet_ulong() [L53] CALL assume_abort_if_not(var_1_6 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_6 >= 1073741823) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L54] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L55] var_1_7 = __VERIFIER_nondet_ulong() [L56] CALL assume_abort_if_not(var_1_7 >= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_7 >= 536870911) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L57] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L58] var_1_8 = __VERIFIER_nondet_ulong() [L59] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=16] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=16] [L60] CALL assume_abort_if_not(var_1_8 <= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_8 <= 536870911) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L61] var_1_11 = __VERIFIER_nondet_double() [L62] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L75] RET updateVariables() [L76] CALL step() [L35] var_1_9 = var_1_7 [L36] var_1_10 = var_1_11 [L37] unsigned long int stepLocal_0 = var_1_9; [L38] COND TRUE stepLocal_0 >= (var_1_3 - ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) [L39] var_1_1 = (var_1_4 + (var_1_6 - (var_1_7 - var_1_8))) [L76] RET step() [L77] CALL, EXPR property() [L67-L68] return (((var_1_9 >= (var_1_3 - ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) ? (var_1_1 == ((unsigned long int) (var_1_4 + (var_1_6 - (var_1_7 - var_1_8))))) : 1) && (var_1_9 == ((unsigned long int) var_1_7))) && (var_1_10 == ((double) var_1_11)) ; [L77] RET, EXPR property() [L77] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_1=5368709120, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=-7516192769] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_1=5368709120, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=-7516192769] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.60ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.6MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.40ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.84ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.4MB in the end (delta: 780.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 525.50ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 62.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 791.07ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 78.3MB in the end (delta: -15.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.47ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 78.3MB in the end (delta: 21.1kB). 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 21:25:24,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/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_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/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_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/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_7c4d0859-28ab-426a-beb0-ced082789e4e/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 473c6c098417e653140bb6e4cb3c44882ec0d7e6b7ae197524bf5de6070b7483 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:25:27,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:25:27,367 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:25:27,416 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:25:27,417 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:25:27,417 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:25:27,418 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:25:27,418 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:25:27,418 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:25:27,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:25:27,419 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:25:27,419 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:25:27,419 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:25:27,419 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:25:27,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:25:27,420 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:25:27,421 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:25:27,421 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:25:27,421 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:25:27,421 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:25:27,421 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:25:27,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:25:27,421 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:25:27,421 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:25:27,421 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:25:27,421 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:25:27,422 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:27,422 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:25:27,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:25:27,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:27,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:25:27,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:25:27,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:25:27,422 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:25:27,422 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:27,423 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:25:27,423 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_7c4d0859-28ab-426a-beb0-ced082789e4e/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 -> 473c6c098417e653140bb6e4cb3c44882ec0d7e6b7ae197524bf5de6070b7483 [2024-11-13 21:25:27,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:25:27,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:25:27,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:25:27,790 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:25:27,790 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:25:27,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i Unable to find full path for "g++" [2024-11-13 21:25:29,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:25:30,085 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:25:30,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i [2024-11-13 21:25:30,100 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/data/f6350bcdf/f2a131f067ef4097a891bacf27ae0241/FLAGed64791c0 [2024-11-13 21:25:30,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/data/f6350bcdf/f2a131f067ef4097a891bacf27ae0241 [2024-11-13 21:25:30,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:25:30,129 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:25:30,133 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:30,133 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:25:30,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:25:30,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c393963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30, skipping insertion in model container [2024-11-13 21:25:30,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:25:30,335 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_7c4d0859-28ab-426a-beb0-ced082789e4e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i[915,928] [2024-11-13 21:25:30,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:30,400 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:25:30,415 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_7c4d0859-28ab-426a-beb0-ced082789e4e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i[915,928] [2024-11-13 21:25:30,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:25:30,461 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:25:30,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30 WrapperNode [2024-11-13 21:25:30,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:25:30,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:30,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:25:30,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:25:30,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,511 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-11-13 21:25:30,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:25:30,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:25:30,516 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:25:30,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:25:30,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,550 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,562 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:25:30,566 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:25:30,566 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:25:30,566 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:25:30,567 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:25:30" (1/1) ... [2024-11-13 21:25:30,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:25:30,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:25:30,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:25:30,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:25:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:25:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:25:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:25:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:25:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:25:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:25:30,717 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:25:30,719 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:25:30,986 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 21:25:30,986 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:25:31,089 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:25:31,090 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:25:31,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:31 BoogieIcfgContainer [2024-11-13 21:25:31,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:25:31,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:25:31,091 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:25:31,101 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:25:31,101 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:25:31" (1/1) ... [2024-11-13 21:25:31,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:25:31,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:31,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-13 21:25:31,161 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-13 21:25:31,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:31,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:31,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:31,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:31,171 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:31,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:25:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:31,521 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:31,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:31,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:33,271 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:33,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:25:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:34,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:34,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:34,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:34,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:34,031 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:34,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:25:34,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:34,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:34,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:34,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:35,300 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:35,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:35,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:35,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:35,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:35,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:35,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:35,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:35,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:35,331 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:35,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:25:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:35,742 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:35,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:35,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:36,593 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:36,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:36,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:36,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:36,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:36,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:36,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:36,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:36,611 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:36,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:25:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:36,957 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:37,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:37,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:37,787 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:37,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:25:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:37,799 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:37,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:37,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:37,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:37,802 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:37,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:25:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:38,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:38,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:38,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:38,930 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:38,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:25:38,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:38,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:38,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:38,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:38,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:38,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:38,955 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:38,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:25:39,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:39,268 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:39,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:39,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:40,052 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:40,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:25:40,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:40,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:40,063 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:40,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:40,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:40,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:40,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:40,069 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:40,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:25:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:40,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:40,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:40,526 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:41,181 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:41,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:25:41,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:41,193 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:41,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:41,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:41,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:41,196 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:41,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:25:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:41,516 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:41,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:41,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:42,191 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:42,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:42,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:42,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:42,202 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:42,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:42,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:42,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:42,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:42,209 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:42,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:25:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:42,494 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:42,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:42,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:43,074 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:43,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:43,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:43,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:43,083 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:43,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:43,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:43,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:43,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:43,086 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:43,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:25:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:43,390 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:43,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:43,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:44,029 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:44,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:44,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:44,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:44,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:44,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:44,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:44,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:44,043 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:44,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:25:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:44,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:44,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:44,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:44,942 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:44,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:25:44,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:44,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:44,949 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:44,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:44,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:44,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:44,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:44,957 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:44,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:25:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:45,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:45,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:45,278 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:45,755 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:45,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:25:45,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:45,766 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:45,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:45,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:45,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:45,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:45,774 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:45,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:25:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:46,065 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:46,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:46,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:46,709 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:46,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:25:46,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:46,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:46,716 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:46,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:46,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:46,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:46,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:46,719 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:46,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 21:25:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:47,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:47,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:47,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:47,597 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:47,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:47,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:47,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:47,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:47,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:47,624 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:47,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 21:25:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:47,945 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:47,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:47,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:48,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:48,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:48,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:48,406 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:48,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:48,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:48,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:48,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:48,411 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:48,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 21:25:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:48,675 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:48,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:48,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:49,227 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:49,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 21:25:49,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:49,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:49,234 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:49,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:49,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:49,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:49,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:49,237 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:49,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 21:25:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:49,564 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:49,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:49,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:50,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 21:25:50,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:50,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:50,189 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:50,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:50,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:50,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:50,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:50,194 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:50,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 21:25:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:50,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:50,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:50,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:50,918 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:50,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 21:25:50,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:50,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:50,927 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:50,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:50,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:50,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:50,930 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:50,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 21:25:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:51,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:51,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:51,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:51,701 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:51,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 21:25:51,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:51,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:51,708 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:51,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:51,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:51,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:51,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:51,713 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:51,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 21:25:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:51,980 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:52,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:52,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:52,455 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:52,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 21:25:52,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:52,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:52,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:52,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:52,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:52,467 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:52,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 21:25:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:52,736 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:52,769 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:52,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:53,179 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:53,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:53,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:53,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:53,186 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:53,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:53,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:53,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:53,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:53,190 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:53,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 21:25:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:53,462 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:53,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:53,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:53,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 21:25:53,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:53,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:53,920 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:53,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:53,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:53,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:53,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:53,922 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:53,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 21:25:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:54,219 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:54,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:54,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:54,761 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:54,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 21:25:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:54,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:54,766 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:54,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:54,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:54,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:54,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:54,769 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:54,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 21:25:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:55,030 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:55,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:55,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:55,509 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:55,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 21:25:55,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:55,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:55,516 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:55,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:55,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:55,517 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:55,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:55,519 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:55,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 21:25:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:55,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:55,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:55,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:55,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:56,274 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:56,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 21:25:56,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:56,283 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:56,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:56,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:56,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:56,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:56,289 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:56,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 21:25:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:56,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:56,637 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:56,639 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:57,074 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:57,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:57,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:57,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:57,082 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:57,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:57,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:57,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:57,085 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:57,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 21:25:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:57,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:57,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:57,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:57,826 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:57,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 21:25:57,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:57,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:57,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:57,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:57,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:57,837 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:57,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 21:25:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:58,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:58,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:58,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:58,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:58,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:58,622 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:58,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:58,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:58,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:58,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:58,624 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:58,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 21:25:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:58,884 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:58,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:58,916 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:25:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:25:59,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 21:25:59,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:25:59,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:25:59,372 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:25:59,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:25:59,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:25:59,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:25:59,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:25:59,378 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:25:59,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 21:25:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:59,803 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:25:59,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:25:59,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:00,262 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:00,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-13 21:26:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:00,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:00,270 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:00,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:00,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:00,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:00,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:00,274 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:00,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 21:26:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:00,554 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:00,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:00,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:01,054 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:01,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 21:26:01,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:01,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:01,060 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:01,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:01,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:01,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:01,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:01,062 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:01,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 21:26:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:01,336 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:01,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:01,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:01,900 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:01,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 21:26:01,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:01,907 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:01,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:01,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:01,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:01,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:01,911 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:01,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 21:26:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:02,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:02,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:02,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:02,656 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:02,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 21:26:02,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:02,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:02,661 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:02,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:02,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:02,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:02,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:02,665 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:02,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 21:26:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:02,936 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:02,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:02,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:03,380 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:03,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 21:26:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:03,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:03,386 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:03,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:03,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:03,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:03,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:03,389 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:03,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 21:26:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:03,667 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:03,699 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:03,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:04,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 21:26:04,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:04,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:04,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:04,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:04,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:04,111 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:04,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 21:26:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:04,418 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:04,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:04,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:04,957 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:04,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-13 21:26:04,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:04,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:04,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:04,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:04,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:04,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:04,965 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:04,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 21:26:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:05,251 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:05,286 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:05,287 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:05,724 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:05,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 21:26:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:05,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:05,730 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:05,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:05,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:05,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:05,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:05,732 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:05,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 21:26:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:06,059 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:06,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:06,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:06,503 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:06,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-13 21:26:06,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:06,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:06,509 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:06,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:06,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:06,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:06,511 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:06,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 21:26:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:06,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:06,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:06,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:07,207 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:07,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 21:26:07,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:07,213 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:07,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:07,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:07,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:07,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:07,217 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:07,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 21:26:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:07,486 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:07,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:07,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:07,979 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:07,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-13 21:26:07,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:07,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:07,985 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:07,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:07,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:07,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:07,988 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:07,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 21:26:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:08,314 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:08,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:08,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:08,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:08,750 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:08,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:08,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:08,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:08,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:08,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:08,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:08,757 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:08,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 21:26:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:09,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:09,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:09,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:09,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 21:26:09,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:09,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:09,514 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:09,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:09,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:09,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:09,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:09,517 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:09,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 21:26:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:09,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:09,933 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:09,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:10,391 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:10,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:10,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:10,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:10,398 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:10,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:10,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:10,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:10,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:10,400 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:10,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 21:26:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:10,679 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:10,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:10,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:11,149 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:11,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 21:26:11,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:11,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:11,154 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:11,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:11,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:11,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:11,156 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:11,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 21:26:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:11,448 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:11,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:11,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:11,871 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:11,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 21:26:11,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:11,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:11,876 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:11,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:11,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:11,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:11,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:11,878 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:11,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 21:26:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:12,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:12,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:12,172 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:12,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 21:26:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:12,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:12,576 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:12,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:12,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:12,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:12,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:12,580 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:12,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 21:26:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:12,845 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:12,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:12,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:13,278 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:13,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 21:26:13,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:13,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:13,285 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:13,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:13,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:13,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:13,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:13,288 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:13,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 21:26:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:13,562 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:13,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:13,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:14,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:14,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:14,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:14,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:14,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:14,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:14,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:14,043 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:14,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-13 21:26:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:14,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:14,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:14,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:14,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-13 21:26:14,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:14,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:14,771 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:14,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:14,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:14,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:14,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:14,775 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:14,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-13 21:26:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:15,043 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:15,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:15,079 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:15,477 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:15,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:15,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:15,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:15,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:15,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:15,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:15,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:15,486 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:15,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-13 21:26:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:15,764 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:15,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:15,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:16,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:16,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:16,203 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:16,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:16,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:16,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:16,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:16,206 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:16,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-13 21:26:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:16,474 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:16,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:16,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:16,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-13 21:26:16,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:16,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:16,918 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:16,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:16,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:16,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:16,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:16,920 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:16,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-13 21:26:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:17,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:17,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:17,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:17,703 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:17,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-13 21:26:17,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:17,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:17,708 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:17,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:17,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:17,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:17,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:17,711 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:17,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-13 21:26:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:17,972 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:18,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:18,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:18,445 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:18,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:18,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:18,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:18,451 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:18,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:18,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:18,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:18,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:18,453 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:18,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-13 21:26:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:18,718 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:18,750 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:18,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:19,156 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:19,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-13 21:26:19,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:19,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:19,161 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:19,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:19,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:19,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:19,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:19,163 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:19,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-13 21:26:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:19,433 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:19,480 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:19,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:19,959 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:19,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:19,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:19,966 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:19,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:19,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:19,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:19,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:19,970 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:19,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-13 21:26:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:20,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:20,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:20,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:20,700 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:20,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-13 21:26:20,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:20,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:20,705 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:20,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:20,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:20,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:20,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:20,707 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:20,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-13 21:26:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:20,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:21,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:21,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:21,400 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:21,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-13 21:26:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:21,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:21,406 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:21,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:21,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:21,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:21,409 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:21,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-13 21:26:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:21,677 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:21,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:21,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:21,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:22,109 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:22,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:22,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:22,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:22,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:22,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:22,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:22,117 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:22,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-13 21:26:22,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:22,380 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:22,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:22,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:22,812 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:22,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-13 21:26:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:22,818 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:22,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:22,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:22,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:22,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:22,820 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:22,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-13 21:26:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:23,097 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:23,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:23,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:23,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:23,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:23,545 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:23,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:23,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:23,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:23,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:23,549 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:23,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-13 21:26:23,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:23,818 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:23,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:23,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:24,244 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:24,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:24,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:24,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:24,250 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:24,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:24,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:24,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:24,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:24,253 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:24,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-13 21:26:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:24,519 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:24,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:24,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:24,955 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:24,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-11-13 21:26:24,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:24,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:24,961 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:24,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:24,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:24,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:24,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:24,964 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:24,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-13 21:26:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:25,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:25,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:25,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:25,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:25,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:25,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:25,696 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:25,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:25,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:25,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:25,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:25,700 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:25,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-13 21:26:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:25,976 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:26,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:26,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:26,408 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:26,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:26,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:26,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:26,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:26,417 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:26,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-13 21:26:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:26,681 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:26,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:26,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:27,171 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:27,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-13 21:26:27,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:27,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:27,177 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:27,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:27,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:27,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:27,179 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:27,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-13 21:26:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:27,443 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:27,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:27,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:27,866 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:27,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:27,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:27,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:27,871 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:27,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:27,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:27,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:27,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:27,873 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:27,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-13 21:26:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:28,160 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:28,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:28,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:28,602 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:28,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-11-13 21:26:28,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:28,609 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:28,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:28,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:28,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:28,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:28,613 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:28,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-13 21:26:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:28,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:28,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:28,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:29,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (70)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:29,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:29,341 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:29,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:29,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:29,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:29,345 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:29,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-13 21:26:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:29,731 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:29,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:29,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:30,194 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:30,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-13 21:26:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:30,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:30,199 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:30,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:30,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:30,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:30,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:30,201 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:30,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-13 21:26:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:30,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:30,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:30,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:30,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-11-13 21:26:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:30,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:30,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:30,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:30,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:30,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:30,900 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:30,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-13 21:26:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:31,165 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:31,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:31,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:31,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (73)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:31,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:31,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:31,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:31,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:31,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:31,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:31,626 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:31,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-13 21:26:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:31,884 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:31,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:31,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:32,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (74)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:32,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:32,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:32,359 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:32,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:32,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:32,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:32,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:32,361 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:32,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-13 21:26:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:32,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:32,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:32,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:33,057 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:33,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-11-13 21:26:33,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:33,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:33,064 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:33,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:33,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:33,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:33,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:33,066 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:33,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-13 21:26:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:33,380 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:33,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:33,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:33,810 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:33,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-11-13 21:26:33,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:33,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:33,815 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:33,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:33,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:33,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:33,818 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:33,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-13 21:26:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:34,075 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:34,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:34,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:34,537 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:34,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (77)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:34,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:34,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:34,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:34,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:34,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:34,546 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:34,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-13 21:26:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:34,805 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:34,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:34,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:35,241 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:35,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-11-13 21:26:35,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:35,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:35,247 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:35,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:35,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:35,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:35,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:35,250 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:35,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-13 21:26:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:35,514 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:35,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:35,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:36,002 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:36,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-11-13 21:26:36,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:36,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:36,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:36,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:36,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:36,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:36,010 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:36,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-13 21:26:36,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:36,302 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:36,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:36,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:36,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:36,744 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:36,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-11-13 21:26:36,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:36,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:36,749 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:36,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:36,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:36,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:36,751 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:36,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-13 21:26:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:37,028 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:37,063 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:37,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:37,516 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:37,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-11-13 21:26:37,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:37,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:37,521 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:37,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:37,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:37,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:37,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:37,524 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:37,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-13 21:26:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:37,789 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:37,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:37,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:38,218 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:38,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (82)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:38,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:38,223 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:38,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:38,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:38,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:38,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:38,225 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:38,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-13 21:26:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:38,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:38,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:38,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:39,046 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:39,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (83)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:39,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:39,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:39,051 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:39,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:39,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:39,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:39,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:39,053 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:39,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-13 21:26:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:39,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:39,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:39,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:39,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (84)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:39,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:39,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:39,843 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:39,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:39,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:39,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:39,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:39,845 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:39,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-13 21:26:40,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:40,111 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:40,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:40,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:40,602 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:40,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:40,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:40,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:40,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:40,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:40,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:40,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:40,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:40,611 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:40,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-13 21:26:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:40,885 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:40,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:40,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:41,335 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:41,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (86)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:41,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:41,341 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:41,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:41,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:41,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:41,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:41,344 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:41,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-13 21:26:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:41,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:41,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:41,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:42,032 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:42,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-11-13 21:26:42,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:42,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:42,041 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:42,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:42,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:42,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:42,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:42,043 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:42,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-13 21:26:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:42,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:42,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:42,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:42,752 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:42,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-13 21:26:42,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:42,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:42,758 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:42,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:42,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:42,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:42,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:42,760 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:42,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-13 21:26:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:43,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:43,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:43,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:43,513 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:43,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-11-13 21:26:43,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:43,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:43,522 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:43,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:43,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:43,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:43,524 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:43,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-13 21:26:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:43,836 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:43,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:43,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:44,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-11-13 21:26:44,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:44,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:44,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:44,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:44,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:44,271 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:44,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-13 21:26:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:44,536 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:44,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:44,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:44,974 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:44,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-11-13 21:26:44,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:44,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:44,980 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:44,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:44,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:44,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:44,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:44,982 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:44,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-13 21:26:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:45,246 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:45,278 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:45,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:45,691 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:45,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-11-13 21:26:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:45,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:45,697 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:45,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:45,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:45,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:45,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:45,699 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:45,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-13 21:26:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:45,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:46,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:46,015 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:46,413 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:46,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (93)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:46,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:46,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:46,419 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:46,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:46,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:46,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:46,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:46,422 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:46,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-13 21:26:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:46,820 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:46,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:46,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:47,445 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:47,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-11-13 21:26:47,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:47,454 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:47,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:47,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:47,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:47,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:47,457 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:47,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-13 21:26:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:47,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:47,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:47,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:48,417 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:48,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-11-13 21:26:48,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:48,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:48,423 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:48,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:48,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:48,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:48,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:48,424 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:48,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-13 21:26:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:48,698 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:48,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:48,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:49,235 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:49,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-11-13 21:26:49,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:49,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:49,241 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:49,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:49,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:49,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:49,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:49,243 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:49,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-13 21:26:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:49,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:49,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:49,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:50,148 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:50,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-11-13 21:26:50,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:50,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:50,154 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:50,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:50,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:50,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:50,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:50,156 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:50,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-13 21:26:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:50,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:50,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:50,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:50,856 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:50,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (98)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:50,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:50,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:50,863 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:50,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:50,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:50,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:50,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:50,867 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:50,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-13 21:26:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:51,142 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:51,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:51,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:51,594 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:51,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-11-13 21:26:51,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:51,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:51,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:51,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:51,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:51,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:51,603 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:51,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-13 21:26:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:51,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:51,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:51,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:52,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:52,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:52,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:52,349 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:52,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:52,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:52,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:52,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:52,351 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:52,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-13 21:26:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:52,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:52,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:52,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:53,093 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:53,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-11-13 21:26:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:53,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:53,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:53,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:53,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:53,102 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:53,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-13 21:26:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:53,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:53,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:53,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:53,823 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:53,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-11-13 21:26:53,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:53,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:53,831 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:53,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:53,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:53,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:53,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:53,835 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:53,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-13 21:26:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:54,109 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:54,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:54,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:54,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (103)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:54,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:54,557 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:54,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:54,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:54,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:54,562 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:54,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-13 21:26:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:54,840 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:54,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:54,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:55,326 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:55,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (104)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:55,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:55,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:55,333 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:55,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:55,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:55,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:55,335 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:55,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-13 21:26:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:55,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:55,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:55,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:56,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-11-13 21:26:56,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:56,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:56,028 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:56,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:56,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:56,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:56,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:56,030 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:56,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-13 21:26:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:56,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:56,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:56,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:56,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:56,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:56,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:56,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:56,780 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:56,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:56,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:56,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:56,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:56,782 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:56,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-13 21:26:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:57,064 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:57,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:57,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:57,497 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:57,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-11-13 21:26:57,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:57,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:57,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:57,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:57,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:57,509 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:57,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-13 21:26:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:57,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:57,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:57,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:58,294 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:58,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-11-13 21:26:58,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:58,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:58,299 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:58,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:58,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:58,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:58,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:58,301 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:58,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-13 21:26:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:58,568 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:58,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:58,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:59,095 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:59,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (109)] Forceful destruction successful, exit code 0 [2024-11-13 21:26:59,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:59,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:59,101 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:59,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:59,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:59,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:59,103 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:59,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-13 21:26:59,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:59,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:26:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:26:59,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:26:59,401 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:26:59,877 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:26:59,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-11-13 21:26:59,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:26:59,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:26:59,883 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:26:59,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:26:59,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:26:59,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:26:59,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:26:59,886 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:26:59,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-13 21:27:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:00,213 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:00,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:00,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:00,660 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:00,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-11-13 21:27:00,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:00,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:00,672 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:00,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:00,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:00,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:00,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:00,676 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:00,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-13 21:27:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:00,956 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:00,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:00,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:01,377 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:01,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-11-13 21:27:01,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:01,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:01,383 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:01,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:01,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:01,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:01,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:01,387 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:01,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-13 21:27:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:01,651 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:01,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:01,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:02,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-11-13 21:27:02,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:02,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:02,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:02,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:02,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:02,103 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:02,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-13 21:27:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:02,370 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:02,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:02,401 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:02,817 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:02,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-11-13 21:27:02,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:02,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:02,824 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:02,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:02,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:02,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:02,827 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:02,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-13 21:27:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:03,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:03,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:03,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:03,537 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:03,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:03,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:03,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:03,542 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:03,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:03,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:03,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:03,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:03,544 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:03,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-13 21:27:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:03,832 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:03,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:03,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:04,283 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:04,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-11-13 21:27:04,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:04,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:04,288 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:04,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:04,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:04,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:04,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:04,290 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:04,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-13 21:27:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:04,551 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:04,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:04,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:04,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-11-13 21:27:04,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:05,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:05,000 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:05,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:05,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:05,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:05,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:05,002 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:05,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-11-13 21:27:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:05,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:05,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:05,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:05,722 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:05,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-11-13 21:27:05,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:05,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:05,727 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:05,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:05,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:05,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:05,729 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:05,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-11-13 21:27:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:05,988 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:06,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:06,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:06,427 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:06,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-11-13 21:27:06,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:06,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:06,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:06,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:06,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:06,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:06,434 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:06,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-11-13 21:27:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:06,695 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:06,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:06,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:07,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-11-13 21:27:07,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:07,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:07,134 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:07,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:07,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:07,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:07,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:07,135 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:07,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-11-13 21:27:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:07,395 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:07,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:07,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:07,824 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:07,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-11-13 21:27:07,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:07,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:07,829 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:07,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:07,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:07,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:07,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:07,831 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:07,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-11-13 21:27:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:08,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:08,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:08,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:08,543 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:08,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (122)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:08,551 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:08,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:08,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:08,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:08,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:08,555 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:08,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-11-13 21:27:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:08,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:08,923 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:08,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:09,326 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:09,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (123)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:09,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:09,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:09,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:09,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:09,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:09,342 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:09,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-11-13 21:27:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:09,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:09,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:09,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:10,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (124)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:10,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:10,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:10,097 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:10,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:10,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:10,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:10,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:10,101 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:10,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-11-13 21:27:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:10,390 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:10,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:10,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:10,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-11-13 21:27:10,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:10,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:10,825 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:10,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:10,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:10,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:10,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:10,827 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:10,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-11-13 21:27:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:11,090 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:11,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:11,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:11,516 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:11,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (126)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:11,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:11,522 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:11,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:11,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:11,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:11,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:11,528 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:11,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-11-13 21:27:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:11,841 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:11,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:11,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:12,405 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:12,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-11-13 21:27:12,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:12,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:12,411 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:12,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:12,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:12,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:12,414 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:12,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-11-13 21:27:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:12,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:12,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:12,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:13,111 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:13,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-11-13 21:27:13,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:13,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:13,116 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:13,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:13,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:13,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:13,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:13,119 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:13,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-11-13 21:27:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:13,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:13,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:13,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:13,889 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:13,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-11-13 21:27:13,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:13,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:13,902 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:13,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:13,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:13,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:13,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:13,904 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:13,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-11-13 21:27:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:14,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:14,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:14,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:14,631 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:14,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (130)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:14,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:14,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:14,637 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:14,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:14,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:14,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:14,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:14,639 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:14,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-11-13 21:27:14,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:14,894 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:14,923 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:14,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:15,374 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:15,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (131)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:15,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:15,380 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:15,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:15,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:15,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:15,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:15,383 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:15,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-11-13 21:27:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:15,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:15,750 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:15,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:16,230 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:16,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-11-13 21:27:16,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:16,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:16,235 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:16,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:16,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:16,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:16,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:16,237 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:16,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-11-13 21:27:16,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:16,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:16,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:16,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:17,229 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:17,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-11-13 21:27:17,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:17,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:17,239 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:17,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:17,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:17,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:17,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:17,242 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:17,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-11-13 21:27:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:17,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:17,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:17,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:18,039 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:18,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-11-13 21:27:18,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:18,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:18,048 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:18,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:18,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:18,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:18,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:18,051 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:18,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-11-13 21:27:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:18,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:18,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:18,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:18,916 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:18,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-11-13 21:27:18,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:18,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:18,921 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:18,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:18,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:18,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:18,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:18,924 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:18,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-11-13 21:27:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:19,196 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:19,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:19,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:19,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:19,768 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:19,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-11-13 21:27:19,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:19,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:19,776 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:19,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:19,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:19,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:19,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:19,778 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:19,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-11-13 21:27:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:20,059 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:20,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:20,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:20,583 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:20,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (137)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:20,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:20,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:20,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:20,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:20,590 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:20,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-11-13 21:27:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:20,866 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:20,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:20,897 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:21,310 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:21,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-11-13 21:27:21,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:21,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:21,316 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:21,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:21,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:21,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:21,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:21,318 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:21,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-11-13 21:27:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:21,601 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:21,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:21,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:22,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-11-13 21:27:22,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:22,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:22,048 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:22,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:22,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:22,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:22,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:22,051 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:22,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-11-13 21:27:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:22,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:22,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:22,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:22,775 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:22,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (140)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:22,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:22,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:22,781 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:22,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:22,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:22,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:22,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:22,783 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:22,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-11-13 21:27:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:23,051 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:23,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:23,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:23,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-11-13 21:27:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:23,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:23,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:23,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:23,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:23,499 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:23,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-11-13 21:27:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:23,770 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:23,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:23,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:24,214 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:24,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-11-13 21:27:24,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:24,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:24,219 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:24,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:24,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:24,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:24,223 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:24,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-11-13 21:27:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:24,559 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:24,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:24,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:25,002 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:25,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-11-13 21:27:25,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:25,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:25,008 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:25,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:25,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:25,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:25,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:25,010 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:25,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-11-13 21:27:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:25,291 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:25,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:25,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:25,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-11-13 21:27:25,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:25,743 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:25,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:25,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:25,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:25,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:25,745 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:25,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-11-13 21:27:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:26,018 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:26,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:26,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:26,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (145)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:26,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:26,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:26,616 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:26,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:26,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:26,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:26,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:26,619 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:26,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-11-13 21:27:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:26,914 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:26,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:26,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:27,350 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:27,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-11-13 21:27:27,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:27,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:27,356 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:27,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:27,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:27,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:27,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:27,359 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:27,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-11-13 21:27:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:27,633 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:27,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:27,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:28,071 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:28,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-11-13 21:27:28,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:28,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:28,077 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:28,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:28,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:28,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:28,079 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:28,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-11-13 21:27:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:28,380 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:28,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:28,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:28,820 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:28,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-11-13 21:27:28,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:28,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:28,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:28,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:28,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:28,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:28,830 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:28,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-11-13 21:27:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:29,112 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:29,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:29,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:29,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:29,617 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:29,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (149)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:29,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:29,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:29,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:29,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:29,630 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:29,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-11-13 21:27:29,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:29,968 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:29,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:29,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:30,409 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:30,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (150)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:30,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:30,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:30,415 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:30,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:30,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:30,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:30,417 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:30,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-11-13 21:27:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:30,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:30,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:30,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:31,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (151)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:31,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:31,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:31,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:31,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:31,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:31,143 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:31,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-11-13 21:27:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:31,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:31,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:31,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:31,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-11-13 21:27:31,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:31,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:31,858 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:31,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:31,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:31,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:31,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:31,860 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:31,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-11-13 21:27:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:32,147 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:32,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:32,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:32,607 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:32,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-11-13 21:27:32,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:32,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:32,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:32,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:32,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:32,615 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:32,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-11-13 21:27:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:32,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:32,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:32,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:32,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:33,365 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:33,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-11-13 21:27:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:33,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:33,370 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:33,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:33,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:33,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:33,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:33,372 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:33,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-11-13 21:27:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:33,654 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:33,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:33,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:34,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-11-13 21:27:34,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:34,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:34,095 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:34,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:34,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:34,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:34,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:34,097 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:34,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-11-13 21:27:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:34,367 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:34,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:34,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:34,811 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:34,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-11-13 21:27:34,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:34,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:34,816 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:34,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:34,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:34,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:34,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:34,818 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:34,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-11-13 21:27:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:35,090 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:35,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:35,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:35,670 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:35,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-11-13 21:27:35,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:35,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:35,675 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:35,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:35,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:35,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:35,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:35,677 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:35,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-11-13 21:27:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:35,944 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:35,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:35,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:36,381 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:36,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-11-13 21:27:36,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:36,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:36,388 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:36,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:36,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:36,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:36,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:36,390 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:36,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-11-13 21:27:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:36,658 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:36,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:36,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:36,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:37,175 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:37,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-11-13 21:27:37,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:37,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:37,181 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:37,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:37,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:37,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:37,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:37,182 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:37,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-11-13 21:27:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:37,445 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:37,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:37,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:37,895 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:37,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-11-13 21:27:37,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:37,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:37,901 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:37,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:37,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:37,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:37,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:37,903 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:37,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-11-13 21:27:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:38,215 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:38,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:38,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:38,660 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:38,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-11-13 21:27:38,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:38,666 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:38,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:38,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:38,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:38,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:38,668 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:38,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-11-13 21:27:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:38,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:39,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:39,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:39,534 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:39,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-11-13 21:27:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:39,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:39,542 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:39,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:39,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:39,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:39,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:39,545 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:39,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-11-13 21:27:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:39,941 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:39,976 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:39,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:40,458 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:40,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (163)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:40,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:40,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:40,465 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:40,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:40,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:40,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:40,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:40,467 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:40,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-11-13 21:27:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:40,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:40,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:40,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:41,302 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:41,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-11-13 21:27:41,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:41,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:41,308 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:41,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:41,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:41,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:41,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:41,311 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:41,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-11-13 21:27:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:41,637 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:41,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:41,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:42,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (165)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:42,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:42,187 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:42,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:42,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:42,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:42,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:42,189 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:42,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-11-13 21:27:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:42,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:42,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:42,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:43,009 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:43,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-11-13 21:27:43,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:43,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:43,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:43,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:43,018 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:43,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-11-13 21:27:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:43,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:43,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:43,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:43,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:43,859 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:43,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-11-13 21:27:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:43,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:43,865 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:43,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:43,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:43,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:43,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:43,868 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:43,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-11-13 21:27:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:44,240 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:44,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:44,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:44,753 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:44,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-11-13 21:27:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:44,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:44,758 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:44,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:44,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:44,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:44,760 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:44,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-11-13 21:27:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:45,083 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:45,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:45,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:45,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (169)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:45,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:45,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:45,586 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:45,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:45,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:45,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:45,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:45,588 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:45,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-11-13 21:27:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:45,931 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:45,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:45,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:45,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:46,456 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:46,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (170)] Forceful destruction successful, exit code 0 [2024-11-13 21:27:46,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:46,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:46,461 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:46,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:46,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:46,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:46,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:46,464 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:46,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-11-13 21:27:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:46,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:46,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:46,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:47,269 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:47,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-11-13 21:27:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:47,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:47,275 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:47,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:47,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:47,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:47,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:47,277 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:47,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-11-13 21:27:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:47,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:47,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:47,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:48,143 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:48,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-11-13 21:27:48,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:48,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:48,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:48,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:48,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:48,153 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:48,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-11-13 21:27:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:48,450 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:48,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:48,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:48,929 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:48,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-11-13 21:27:48,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:48,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:48,935 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:48,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:48,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:48,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:48,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:48,937 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:48,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-11-13 21:27:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:49,256 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:49,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:49,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:49,917 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:49,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-11-13 21:27:49,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:49,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:49,923 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:49,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:49,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:49,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:49,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:49,925 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:49,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-11-13 21:27:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:50,297 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:50,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:50,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:50,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-11-13 21:27:50,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:50,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:50,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:50,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:50,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:50,790 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:50,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-11-13 21:27:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:51,149 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:51,183 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:51,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:51,633 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:51,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-11-13 21:27:51,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:51,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:51,638 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:51,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:51,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:51,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:51,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:51,640 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:51,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-11-13 21:27:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:51,967 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:52,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:52,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:52,525 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:52,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-11-13 21:27:52,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:52,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:52,532 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:52,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:52,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:52,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:52,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:52,534 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:52,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-11-13 21:27:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:52,837 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:52,881 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:52,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:53,375 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:53,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-11-13 21:27:53,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:53,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:53,381 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:53,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:53,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:53,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:53,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:53,384 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:53,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-11-13 21:27:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:53,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:53,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:53,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:54,242 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:54,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-11-13 21:27:54,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:54,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:54,248 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:54,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:54,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:54,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:54,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:54,251 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:54,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-11-13 21:27:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:54,567 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:54,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:54,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:55,096 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:55,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-11-13 21:27:55,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:55,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:55,103 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:55,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:55,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:55,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:55,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:55,108 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:55,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-11-13 21:27:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:55,432 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:55,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:55,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:55,990 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:55,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-11-13 21:27:55,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:55,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:55,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:55,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:55,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:55,998 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:56,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-11-13 21:27:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:56,299 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:56,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:56,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:56,858 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:56,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-11-13 21:27:56,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:56,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:56,865 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:56,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:56,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:56,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:56,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:56,867 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:56,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-11-13 21:27:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:57,205 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:57,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:57,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:57,741 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:57,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-11-13 21:27:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:57,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:57,748 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:57,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:57,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:57,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:57,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:57,751 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:57,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-11-13 21:27:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:58,098 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:58,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:58,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:58,624 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:58,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-11-13 21:27:58,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:58,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:58,631 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:58,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:58,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:58,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:58,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:58,634 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:58,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-11-13 21:27:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:58,970 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:59,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:59,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:27:59,532 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:27:59,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-11-13 21:27:59,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:27:59,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:27:59,542 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:27:59,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:27:59,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:27:59,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:59,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:27:59,544 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:27:59,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-11-13 21:27:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:59,877 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:27:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:27:59,911 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:27:59,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:00,403 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:00,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-11-13 21:28:00,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:00,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:00,410 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:00,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:00,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:00,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:00,413 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:00,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-11-13 21:28:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:00,742 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:00,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:00,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:01,285 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:01,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-11-13 21:28:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:01,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:01,291 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:01,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:01,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:01,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:01,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:01,294 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:01,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-11-13 21:28:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:01,634 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:01,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:01,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:02,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-11-13 21:28:02,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:02,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:02,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:02,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:02,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:02,186 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:02,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-11-13 21:28:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:02,548 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:02,583 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:02,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:03,084 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:03,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-11-13 21:28:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:03,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:03,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:03,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:03,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:03,093 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:03,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-11-13 21:28:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:03,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:03,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:03,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:04,027 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:04,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-11-13 21:28:04,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:04,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:04,035 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:04,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:04,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:04,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:04,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:04,037 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:04,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-11-13 21:28:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:04,371 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:04,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:04,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:04,913 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:04,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-11-13 21:28:04,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:04,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:04,923 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:04,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:04,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:04,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:04,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:04,926 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:04,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-11-13 21:28:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:05,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:05,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:05,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:05,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-11-13 21:28:05,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:05,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:05,916 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:05,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:05,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:05,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:05,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:05,919 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:05,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-11-13 21:28:06,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:06,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:06,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:06,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:06,919 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:06,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-11-13 21:28:06,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:06,926 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:06,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:06,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:06,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:06,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:06,930 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:06,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-11-13 21:28:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:07,252 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:07,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:07,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:07,776 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:07,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-11-13 21:28:07,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:07,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:07,783 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:07,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:07,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:07,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:07,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:07,786 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:07,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-11-13 21:28:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:08,141 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:08,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:08,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:08,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-11-13 21:28:08,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:08,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:08,696 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:08,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:08,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:08,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:08,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:08,699 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:08,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-11-13 21:28:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:09,044 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:09,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:09,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:09,642 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:09,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-11-13 21:28:09,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:09,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:09,652 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:09,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:09,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:09,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:09,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:09,656 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:09,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-11-13 21:28:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:09,974 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:10,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:10,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:10,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (197)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:10,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:10,432 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:10,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:10,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:10,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:10,434 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:10,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-11-13 21:28:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:10,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:10,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:10,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:11,212 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:11,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (198)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:11,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:11,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:11,218 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:11,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:11,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:11,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:11,220 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:11,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-11-13 21:28:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:11,554 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:11,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:11,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:12,088 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:12,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-11-13 21:28:12,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:12,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:12,095 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:12,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:12,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:12,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:12,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:12,098 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:12,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-11-13 21:28:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:12,449 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:12,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:12,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:12,973 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:12,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-11-13 21:28:12,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:12,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:12,979 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:12,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:12,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:12,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:12,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:12,982 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:12,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-11-13 21:28:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:13,268 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:13,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:13,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:13,830 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:13,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-11-13 21:28:13,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:13,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:13,837 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:13,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:13,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:13,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:13,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:13,840 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:13,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-11-13 21:28:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:14,190 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:14,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:14,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:14,721 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:14,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-11-13 21:28:14,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:14,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:14,728 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:14,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:14,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:14,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:14,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:14,730 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:14,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-11-13 21:28:15,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:15,063 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:15,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:15,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:15,603 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:15,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (203)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:15,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:15,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:15,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:15,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:15,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:15,620 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:15,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-11-13 21:28:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:15,956 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:15,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:15,993 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:16,493 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:16,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-11-13 21:28:16,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:16,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:16,499 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:16,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:16,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:16,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:16,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:16,502 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:16,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-11-13 21:28:16,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:16,838 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:16,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:16,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:17,378 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:17,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (205)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:17,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:17,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:17,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:17,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:17,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:17,391 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:17,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-11-13 21:28:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:17,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:17,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:17,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:18,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-11-13 21:28:18,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:18,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:18,293 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:18,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:18,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:18,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:18,296 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:18,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-11-13 21:28:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:18,632 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:18,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:18,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:19,156 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:19,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-11-13 21:28:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:19,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:19,162 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:19,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:19,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:19,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:19,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:19,165 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:19,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-11-13 21:28:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:19,495 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:19,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:19,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:20,024 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:20,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-11-13 21:28:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:20,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:20,031 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:20,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:20,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:20,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:20,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:20,033 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:20,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-11-13 21:28:20,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:20,446 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:20,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:20,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:20,987 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:20,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-11-13 21:28:20,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:20,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:20,993 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:20,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:20,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:20,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:20,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:20,995 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:20,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-11-13 21:28:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:21,315 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:21,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:21,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:21,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (210)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:21,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:21,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:21,771 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:21,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:21,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:21,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:21,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:21,773 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:21,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-11-13 21:28:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:22,049 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:22,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:22,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:22,582 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:22,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-11-13 21:28:22,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:22,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:22,589 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:22,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:22,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:22,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:22,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:22,591 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:22,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-11-13 21:28:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:22,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:22,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:22,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:23,448 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:23,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-11-13 21:28:23,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:23,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:23,454 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:23,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:23,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:23,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:23,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:23,457 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:23,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-11-13 21:28:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:23,948 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:23,999 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:24,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:24,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-11-13 21:28:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:24,617 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:24,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:24,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:24,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:24,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:24,620 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:24,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-11-13 21:28:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:24,893 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:24,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:24,923 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:24,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:25,326 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:25,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-11-13 21:28:25,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:25,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:25,331 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:25,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:25,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:25,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:25,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:25,333 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:25,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-11-13 21:28:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:25,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:25,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:25,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:26,036 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:26,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (215)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:26,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:26,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:26,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:26,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:26,043 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:26,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-11-13 21:28:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:26,317 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:26,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:26,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:26,742 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:26,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (216)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:26,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:26,747 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:26,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:26,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:26,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:26,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:26,749 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:26,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-11-13 21:28:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:27,008 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:27,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:27,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:27,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:27,428 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:27,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-11-13 21:28:27,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:27,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:27,433 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:27,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:27,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:27,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:27,435 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:27,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-11-13 21:28:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:27,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:27,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:27,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:27,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:28,134 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:28,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-11-13 21:28:28,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:28,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:28,140 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:28,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:28,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:28,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:28,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:28,141 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:28,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-11-13 21:28:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:28,405 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:28,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:28,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:28,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-11-13 21:28:28,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:28,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:28,859 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:28,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:28,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:28,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:28,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:28,861 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:28,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-11-13 21:28:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:29,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:29,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:29,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:29,575 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:29,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (220)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:29,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:29,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:29,581 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:29,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:29,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:29,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:29,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:29,583 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:29,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-11-13 21:28:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:29,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:29,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:29,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:30,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (221)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:30,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:30,457 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:30,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:30,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:30,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:30,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:30,459 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:30,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-11-13 21:28:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:30,877 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:30,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:30,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:31,405 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:31,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-11-13 21:28:31,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:31,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:31,412 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:31,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:31,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:31,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:31,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:31,415 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:31,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-11-13 21:28:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:31,783 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:31,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:31,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:32,312 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:32,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (223)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:32,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:32,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:32,318 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:32,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:32,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:32,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:32,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:32,321 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:32,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-11-13 21:28:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:32,664 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:32,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:32,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:32,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:33,187 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:33,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-11-13 21:28:33,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:33,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:33,193 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:33,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:33,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:33,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:33,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:33,195 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:33,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-11-13 21:28:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:33,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:33,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:33,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:34,101 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:34,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-11-13 21:28:34,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:34,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:34,107 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:34,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:34,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:34,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:34,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:34,109 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:34,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-11-13 21:28:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:34,439 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:34,476 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:34,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:34,974 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:34,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-11-13 21:28:34,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:34,979 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:34,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:34,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:34,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:34,982 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:34,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-11-13 21:28:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:35,309 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:35,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:35,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:35,845 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:35,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-11-13 21:28:35,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:35,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:35,851 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:35,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:35,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:35,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:35,853 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:35,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-11-13 21:28:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:36,141 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:36,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:36,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:36,665 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:36,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-11-13 21:28:36,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:36,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:36,671 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:36,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:36,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:36,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:36,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:36,673 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:36,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-11-13 21:28:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:36,997 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:37,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:37,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:37,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-11-13 21:28:37,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:37,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:37,530 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:37,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:37,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:37,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:37,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:37,533 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:37,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-11-13 21:28:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:37,863 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:37,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:37,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:38,411 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:38,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-11-13 21:28:38,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:38,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:38,417 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:38,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:38,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:38,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:38,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:38,420 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:38,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-11-13 21:28:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:38,757 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:38,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:38,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:39,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (231)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:39,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:39,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:39,267 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:39,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:39,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:39,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:39,269 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:39,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-11-13 21:28:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:39,559 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:39,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:39,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:40,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-11-13 21:28:40,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:40,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:40,113 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:40,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:40,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:40,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:40,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:40,116 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:40,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-11-13 21:28:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:40,493 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:40,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:40,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:41,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-11-13 21:28:41,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:41,193 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:41,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:41,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:41,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:41,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:41,195 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:41,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-11-13 21:28:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:41,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:41,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:41,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:42,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (234)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:42,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:42,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:42,071 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:42,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:42,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:42,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:42,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:42,074 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:42,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-11-13 21:28:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:42,562 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:42,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:42,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:43,110 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:43,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-11-13 21:28:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:43,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:43,120 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:43,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:43,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:43,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:43,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:43,126 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:43,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-11-13 21:28:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:43,472 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:43,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:43,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:44,037 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:44,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (236)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:44,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:44,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:44,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:44,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:44,045 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:44,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-11-13 21:28:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:44,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:44,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:44,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:44,927 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:44,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-11-13 21:28:44,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:44,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:44,933 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:44,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:44,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:44,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:44,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:44,937 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:44,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-11-13 21:28:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:45,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:45,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:45,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:45,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-11-13 21:28:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:45,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:45,816 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:45,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:45,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:45,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:45,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:45,818 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:45,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-11-13 21:28:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:46,157 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:46,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:46,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:46,620 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:46,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (239)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:46,625 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:46,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:46,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:46,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:46,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:46,627 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:46,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-11-13 21:28:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:46,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:46,923 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:46,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:47,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-11-13 21:28:47,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:47,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:47,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:47,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:47,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:47,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:47,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:47,329 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:47,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-11-13 21:28:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:47,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:47,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:47,615 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:48,020 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:48,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-11-13 21:28:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:48,025 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:48,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:48,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:48,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:48,027 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:48,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-11-13 21:28:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:48,296 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:48,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:48,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:48,743 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:48,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (242)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:48,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:48,749 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:48,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:48,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:48,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:48,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:48,751 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:48,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-11-13 21:28:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:49,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:49,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:49,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:49,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-11-13 21:28:49,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:49,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:49,463 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:49,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:49,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:49,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:49,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:49,465 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:49,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-11-13 21:28:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:49,770 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:49,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:49,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:50,355 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:50,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (244)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:50,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:50,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:50,361 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:50,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:50,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:50,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:50,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:50,363 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:50,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-11-13 21:28:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:50,729 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:50,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:50,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:51,209 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:51,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-11-13 21:28:51,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:51,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:51,215 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:51,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:51,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:51,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:51,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:51,217 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:51,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-11-13 21:28:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:51,488 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:51,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:51,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:51,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (246)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:51,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:51,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:51,934 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:51,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:51,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:51,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:51,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:51,936 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:51,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-11-13 21:28:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:52,204 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:52,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:52,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:52,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-11-13 21:28:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:52,637 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:52,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:52,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:52,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:52,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:52,638 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:52,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-11-13 21:28:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:52,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:52,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:52,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:53,322 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:53,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-11-13 21:28:53,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:53,326 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:53,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:53,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:53,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:53,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:53,328 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:53,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-11-13 21:28:53,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:53,586 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:53,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:53,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:54,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-11-13 21:28:54,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:54,010 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:54,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:54,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:54,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:54,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:54,013 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:54,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-11-13 21:28:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:54,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:54,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:54,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:54,687 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:54,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-11-13 21:28:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:54,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:54,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:54,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:54,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:54,695 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:54,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-11-13 21:28:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:54,950 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:54,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:54,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:55,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (251)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:55,382 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:55,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:55,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:55,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:55,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:55,384 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:55,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-11-13 21:28:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:55,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:55,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:55,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:56,076 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:56,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-11-13 21:28:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:56,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:56,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:56,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:56,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:56,083 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:56,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-11-13 21:28:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:56,341 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:56,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:56,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:56,772 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:56,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-11-13 21:28:56,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:56,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:56,777 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:56,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:56,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:56,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:56,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:56,779 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:56,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-11-13 21:28:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:57,044 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:57,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:57,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:57,489 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:57,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-11-13 21:28:57,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:57,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:57,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:57,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:57,496 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:57,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-11-13 21:28:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:57,753 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:57,786 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:57,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:58,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (255)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:58,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:58,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:58,184 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:58,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:58,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:58,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:58,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:58,188 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:58,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-11-13 21:28:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:58,450 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:58,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:58,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:58,874 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:58,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (256)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:58,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:58,880 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:58,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:58,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:58,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:58,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:58,884 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:58,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-11-13 21:28:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:59,147 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:59,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:59,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:28:59,609 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:28:59,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (257)] Forceful destruction successful, exit code 0 [2024-11-13 21:28:59,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:59,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:28:59,628 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:28:59,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:28:59,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:59,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:59,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:59,633 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:59,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-11-13 21:28:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:59,948 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:59,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:28:59,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:00,364 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:00,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-11-13 21:29:00,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:00,369 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:00,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:00,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:00,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:00,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:00,371 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:00,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-11-13 21:29:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:00,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:00,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:00,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:01,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-11-13 21:29:01,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:01,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:01,066 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:01,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:01,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:01,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:01,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:01,067 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:01,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-11-13 21:29:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:01,327 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:01,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:01,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:01,751 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:01,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-11-13 21:29:01,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:01,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:01,756 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:01,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:01,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:01,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:01,758 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:01,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-11-13 21:29:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:02,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:02,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:02,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:02,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:02,449 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:02,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-11-13 21:29:02,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:02,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:02,454 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:02,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:02,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:02,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:02,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:02,456 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:02,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-11-13 21:29:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:02,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:02,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:02,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:03,143 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:03,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-11-13 21:29:03,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:03,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:03,148 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:03,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:03,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:03,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:03,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:03,151 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:03,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-11-13 21:29:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:03,431 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:03,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:03,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:03,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-11-13 21:29:03,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:03,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:03,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:03,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:03,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:03,862 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:03,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-11-13 21:29:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:04,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:04,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:04,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:04,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-11-13 21:29:04,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:04,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:04,542 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:04,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:04,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:04,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:04,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:04,543 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:04,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-11-13 21:29:04,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:04,803 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:04,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:04,833 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:05,219 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:05,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-11-13 21:29:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:05,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:05,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:05,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:05,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:05,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:05,225 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:05,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-11-13 21:29:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:05,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:05,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:05,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:05,900 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:05,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-11-13 21:29:05,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:05,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:05,905 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:05,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:05,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:05,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:05,907 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:05,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-11-13 21:29:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:06,164 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:06,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:06,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:06,594 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:06,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-11-13 21:29:06,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:06,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:06,600 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:06,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:06,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:06,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:06,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:06,602 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:06,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-11-13 21:29:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:06,861 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:06,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:06,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:07,283 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:07,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-11-13 21:29:07,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:07,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:07,288 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:07,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:07,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:07,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:07,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:07,290 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:07,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-11-13 21:29:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:07,548 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:07,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:07,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:07,973 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:07,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-11-13 21:29:07,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:07,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:07,978 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:07,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:07,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:07,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:07,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:07,981 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:07,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-11-13 21:29:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:08,238 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:08,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:08,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:08,664 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:08,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-11-13 21:29:08,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:08,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:08,669 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:08,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:08,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:08,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:08,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:08,671 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:08,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-11-13 21:29:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:08,930 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:08,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:08,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:09,346 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:09,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-11-13 21:29:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:09,351 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:09,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:09,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:09,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:09,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:09,352 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:09,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-11-13 21:29:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:09,704 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:09,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:09,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:10,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-11-13 21:29:10,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:10,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:10,145 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:10,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:10,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:10,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:10,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:10,147 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:10,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-11-13 21:29:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:10,404 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:10,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:10,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:10,831 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:10,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-11-13 21:29:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:10,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:10,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:10,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:10,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:10,837 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:10,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-11-13 21:29:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:11,095 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:11,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:11,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:11,515 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:11,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-11-13 21:29:11,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:11,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:11,520 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:11,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:11,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:11,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:11,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:11,522 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:11,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-11-13 21:29:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:11,780 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:11,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:11,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:12,202 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:12,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-11-13 21:29:12,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:12,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:12,207 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:12,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:12,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:12,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:12,209 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:12,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-11-13 21:29:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:12,469 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:12,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:12,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:12,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-11-13 21:29:12,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:12,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:12,891 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:12,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:12,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:12,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:12,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:12,893 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:12,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-11-13 21:29:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:13,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:13,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:13,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:13,578 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:13,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-11-13 21:29:13,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:13,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:13,583 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:13,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:13,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:13,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:13,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:13,585 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:13,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-11-13 21:29:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:13,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:13,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:13,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:14,293 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:14,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-11-13 21:29:14,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:14,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:14,298 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:14,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:14,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:14,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:14,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:14,300 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:14,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-11-13 21:29:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:14,560 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:14,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:14,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:15,002 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:15,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-11-13 21:29:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:15,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:15,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:15,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:15,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:15,009 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:15,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-11-13 21:29:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:15,268 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:15,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:15,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:15,691 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:15,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-11-13 21:29:15,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:15,696 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:15,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:15,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:15,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:15,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:15,698 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:15,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-11-13 21:29:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:15,954 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:15,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:15,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:16,375 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:16,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-11-13 21:29:16,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:16,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:16,380 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:16,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:16,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:16,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:16,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:16,382 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:16,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-11-13 21:29:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:16,642 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:16,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:16,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:17,065 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:17,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-11-13 21:29:17,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:17,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:17,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:17,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:17,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:17,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:17,071 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:17,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-11-13 21:29:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:17,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:17,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:17,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:17,753 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:17,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-11-13 21:29:17,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:17,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:17,758 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:17,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:17,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:17,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:17,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:17,760 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:17,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-11-13 21:29:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:18,018 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:18,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:18,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:18,445 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:18,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-11-13 21:29:18,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:18,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:18,450 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:18,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:18,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:18,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:18,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:18,452 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:18,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-11-13 21:29:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:18,712 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:18,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:18,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:19,128 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:19,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-11-13 21:29:19,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:19,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:19,134 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:19,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:19,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:19,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:19,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:19,135 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:19,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-11-13 21:29:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:19,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:19,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:19,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:19,917 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:19,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-11-13 21:29:19,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:19,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:19,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:19,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:19,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:19,923 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:19,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-11-13 21:29:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:20,183 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:20,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:20,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:20,604 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:20,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-11-13 21:29:20,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:20,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:20,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:20,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:20,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:20,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:20,610 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:20,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-11-13 21:29:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:20,868 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:20,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:20,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:21,293 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:21,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-11-13 21:29:21,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:21,298 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:21,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:21,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:21,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:21,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:21,300 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:21,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-11-13 21:29:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:21,558 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:21,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:21,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:21,982 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:21,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-11-13 21:29:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:21,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:21,987 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:21,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:21,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:21,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:21,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:21,989 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:21,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-11-13 21:29:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:22,246 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:22,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:22,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:22,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-11-13 21:29:22,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:22,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:22,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:22,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:22,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:22,667 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:22,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-11-13 21:29:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:22,926 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:22,955 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:22,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:23,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-11-13 21:29:23,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:23,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:23,374 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:23,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:23,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:23,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:23,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:23,376 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:23,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-11-13 21:29:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:23,629 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:23,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:23,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:24,045 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:24,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-11-13 21:29:24,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:24,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:24,049 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:24,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:24,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:24,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:24,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:24,051 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:24,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-11-13 21:29:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:24,315 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:24,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:24,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:24,741 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:24,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-11-13 21:29:24,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:24,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:24,746 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:24,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:24,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:24,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:24,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:24,747 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:24,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-11-13 21:29:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:25,005 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:25,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:25,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:25,423 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:25,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-11-13 21:29:25,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:25,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:25,428 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:25,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:25,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:25,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:25,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:25,429 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:25,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-11-13 21:29:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:25,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:25,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:25,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:26,114 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:26,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-11-13 21:29:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:26,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:26,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:26,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:26,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:26,122 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:26,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-11-13 21:29:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:26,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:26,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:26,409 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:26,804 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:26,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-11-13 21:29:26,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:26,809 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:26,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:26,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:26,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:26,811 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:26,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-11-13 21:29:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:27,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:27,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:27,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:27,482 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:27,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-11-13 21:29:27,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:27,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:27,488 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:27,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:27,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:27,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:27,490 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:27,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-11-13 21:29:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:27,748 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:27,777 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:27,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:28,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-11-13 21:29:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:28,169 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:28,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:28,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:28,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:28,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:28,171 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:28,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-11-13 21:29:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:28,432 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:28,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:28,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:28,849 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:28,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-11-13 21:29:28,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:28,855 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:28,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:28,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:28,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:28,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:28,856 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:28,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-11-13 21:29:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:29,111 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:29,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:29,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:29,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:29,550 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:29,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-11-13 21:29:29,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:29,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:29,557 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:29,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:29,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:29,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:29,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:29,561 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:29,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-11-13 21:29:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:29,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:29,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:29,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:30,334 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:30,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-11-13 21:29:30,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:30,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:30,338 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:30,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:30,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:30,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:30,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:30,340 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:30,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-11-13 21:29:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:30,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:30,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:30,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:31,026 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:31,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-11-13 21:29:31,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:31,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:31,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:31,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:31,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:31,034 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:31,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-11-13 21:29:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:31,313 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:31,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:31,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:31,744 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:31,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-11-13 21:29:31,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:31,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:31,750 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:31,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:31,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:31,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:31,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:31,752 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:31,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-11-13 21:29:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:32,014 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:32,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:32,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:32,431 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:32,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-11-13 21:29:32,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:32,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:32,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:32,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:32,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:32,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:32,438 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:32,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-11-13 21:29:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:32,696 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:32,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:32,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:33,121 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:33,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-11-13 21:29:33,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:33,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:33,126 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:33,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:33,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:33,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:33,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:33,127 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:33,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-11-13 21:29:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:33,387 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:33,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:33,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:33,809 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:33,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (306)] Forceful destruction successful, exit code 0 [2024-11-13 21:29:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:33,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:33,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:33,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:33,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:33,816 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:33,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-11-13 21:29:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:34,072 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:34,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:34,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:34,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-11-13 21:29:34,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:34,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:34,503 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:34,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:34,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:34,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:34,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:34,505 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:34,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-11-13 21:29:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:34,764 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:34,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:34,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:35,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-11-13 21:29:35,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:35,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:35,196 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:35,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:35,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:35,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:35,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:35,197 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:35,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-11-13 21:29:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:35,452 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:35,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:35,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:35,871 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:35,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-11-13 21:29:35,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:35,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:35,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:35,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:35,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:35,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:35,877 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:35,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-11-13 21:29:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:36,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:36,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:36,168 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:36,563 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:36,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-11-13 21:29:36,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:36,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:36,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:36,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:36,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:36,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:36,570 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:36,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-11-13 21:29:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:36,829 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:36,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:36,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:37,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-11-13 21:29:37,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:37,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:37,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:37,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:37,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:37,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:37,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:37,260 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:37,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-11-13 21:29:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:37,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:37,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:37,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:37,958 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:37,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-11-13 21:29:37,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:37,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:37,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:37,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:37,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:37,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:37,969 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:37,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-11-13 21:29:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:38,230 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:38,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:38,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:38,652 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:38,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-11-13 21:29:38,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:38,657 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:38,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:38,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:38,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:38,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:38,658 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:38,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-11-13 21:29:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:38,918 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:38,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:38,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:39,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-11-13 21:29:39,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:39,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:39,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:39,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:39,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:39,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:39,345 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:39,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-11-13 21:29:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:39,692 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:39,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:39,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:40,126 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:40,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-11-13 21:29:40,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:40,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:40,131 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:40,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:40,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:40,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:40,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:40,132 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:40,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-11-13 21:29:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:40,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:40,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:40,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:40,809 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:40,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-11-13 21:29:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:40,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:40,813 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:40,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:40,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:40,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:40,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:40,815 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:40,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-11-13 21:29:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:41,074 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:41,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:41,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:41,500 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:41,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-11-13 21:29:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:41,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:41,505 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:41,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:41,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:41,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:41,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:41,507 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:41,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-11-13 21:29:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:41,764 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:41,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:41,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:42,185 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:42,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-11-13 21:29:42,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:42,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:42,190 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:42,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:42,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:42,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:42,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:42,192 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:42,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-11-13 21:29:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:42,446 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:42,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:42,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:42,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-11-13 21:29:42,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:42,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:42,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:42,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:42,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:42,872 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:42,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-11-13 21:29:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:43,141 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:43,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:43,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:43,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-11-13 21:29:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:43,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:43,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:43,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:43,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:43,563 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:43,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-11-13 21:29:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:43,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:43,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:43,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:44,241 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:44,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-11-13 21:29:44,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:44,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:44,246 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:44,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:44,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:44,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:44,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:44,249 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:44,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-11-13 21:29:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:44,501 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:44,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:44,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:44,926 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:44,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-11-13 21:29:44,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:44,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:44,931 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:44,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:44,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:44,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:44,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:44,932 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:44,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-11-13 21:29:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:45,189 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:45,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:45,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:45,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-11-13 21:29:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:45,615 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:45,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:45,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:45,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:45,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:45,617 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:45,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-11-13 21:29:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:45,870 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:45,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:45,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:45,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:46,281 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:46,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (324)] Forceful destruction successful, exit code 0 [2024-11-13 21:29:46,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:46,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:46,286 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:46,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:46,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:46,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:46,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:46,288 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:46,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-11-13 21:29:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:46,540 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:46,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:46,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:46,959 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:46,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-11-13 21:29:46,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:46,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:46,963 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:46,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:46,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:46,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:46,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:46,965 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:46,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-11-13 21:29:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:47,222 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:47,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:47,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:47,640 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:47,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-11-13 21:29:47,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:47,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:47,645 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:47,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:47,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:47,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:47,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:47,647 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:47,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-11-13 21:29:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:47,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:47,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:47,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:48,322 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:48,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-11-13 21:29:48,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:48,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:48,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:48,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:48,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:48,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:48,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:48,329 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:48,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-11-13 21:29:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:48,588 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:48,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:48,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:49,013 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:49,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-11-13 21:29:49,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:49,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:49,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:49,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:49,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:49,019 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:49,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-11-13 21:29:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:49,277 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:49,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:49,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:49,821 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:49,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-11-13 21:29:49,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:49,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:49,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:49,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:49,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:49,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:49,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:49,829 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:49,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-11-13 21:29:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:50,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:50,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:50,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:50,503 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:50,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-11-13 21:29:50,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:50,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:50,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:50,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:50,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:50,511 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:50,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-11-13 21:29:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:50,763 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:50,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:50,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:51,194 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:51,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-11-13 21:29:51,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:51,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:51,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:51,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:51,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:51,200 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:51,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-11-13 21:29:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:51,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:51,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:51,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:51,899 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:51,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-11-13 21:29:51,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:51,903 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:51,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:51,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:51,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:51,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:51,905 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:51,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-11-13 21:29:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:52,162 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:52,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:52,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:52,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-11-13 21:29:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:52,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:52,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:52,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:52,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:52,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:52,598 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:52,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-11-13 21:29:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:52,853 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:52,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:52,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:53,279 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:53,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-11-13 21:29:53,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:53,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:53,284 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:53,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:53,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:53,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:53,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:53,286 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:53,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-11-13 21:29:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:53,542 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:53,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:53,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:53,963 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:53,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-11-13 21:29:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:53,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:53,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:53,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:53,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:53,971 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:53,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-11-13 21:29:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:54,234 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:54,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:54,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:54,657 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:54,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-11-13 21:29:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:54,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:54,662 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:54,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:54,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:54,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:54,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:54,664 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:54,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-11-13 21:29:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:54,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:54,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:54,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:55,350 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:55,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-11-13 21:29:55,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:55,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:55,355 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:55,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:55,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:55,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:55,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:55,357 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:55,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-11-13 21:29:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:55,616 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:55,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:55,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:56,035 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:56,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (338)] Forceful destruction successful, exit code 0 [2024-11-13 21:29:56,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:56,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:56,046 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:56,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:56,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:56,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:56,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:56,048 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:56,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-11-13 21:29:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:56,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:56,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:56,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:56,732 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:56,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-11-13 21:29:56,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:56,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:56,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:56,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:56,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:56,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:56,738 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:56,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-11-13 21:29:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:56,995 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:57,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:57,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:57,416 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:57,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-11-13 21:29:57,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:57,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:57,426 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:57,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:57,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:57,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:57,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:57,429 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:57,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-11-13 21:29:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:57,765 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:57,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:57,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:58,193 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:58,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-11-13 21:29:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:58,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:58,198 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:58,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:58,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:58,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:58,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:58,200 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:58,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-11-13 21:29:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:58,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:58,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:58,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:58,879 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:58,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-11-13 21:29:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:58,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:58,886 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:58,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:58,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:58,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:58,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:58,887 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:58,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-11-13 21:29:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:59,149 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:59,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:59,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:29:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:29:59,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (343)] Forceful destruction successful, exit code 0 [2024-11-13 21:29:59,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:29:59,600 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:29:59,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:29:59,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:59,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:59,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:29:59,603 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:29:59,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-11-13 21:29:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:59,947 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:29:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:59,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:29:59,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:00,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-11-13 21:30:00,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:00,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:00,392 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:00,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:00,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:00,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:00,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:00,394 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:00,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-11-13 21:30:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:00,659 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:00,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:00,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:01,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-11-13 21:30:01,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:01,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:01,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:01,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:01,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:01,098 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:01,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-11-13 21:30:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:01,360 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:01,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:01,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:01,787 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:01,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-11-13 21:30:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:01,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:01,793 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:01,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:01,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:01,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:01,796 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:01,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-11-13 21:30:02,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:02,059 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:02,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:02,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:02,479 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:02,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (347)] Forceful destruction successful, exit code 0 [2024-11-13 21:30:02,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:02,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:02,484 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:02,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:02,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:02,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:02,485 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:02,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-11-13 21:30:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:02,743 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:02,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:02,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:03,166 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:03,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (348)] Forceful destruction successful, exit code 0 [2024-11-13 21:30:03,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:03,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:03,171 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:03,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:03,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:03,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:03,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:03,172 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:03,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-11-13 21:30:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:03,428 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:03,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:03,458 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:03,847 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:03,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-11-13 21:30:03,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:03,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:03,852 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:03,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:03,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:03,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:03,853 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:03,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-11-13 21:30:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:04,115 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:04,144 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:04,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:04,541 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:04,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-11-13 21:30:04,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:04,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:04,546 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:04,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:04,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:04,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:04,548 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:04,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-11-13 21:30:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:04,808 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:04,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:04,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:05,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-11-13 21:30:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:05,237 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:05,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:05,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:05,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:05,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:05,238 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:05,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-11-13 21:30:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:05,498 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:05,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:05,532 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:05,935 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:05,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-11-13 21:30:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:05,940 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:05,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:05,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:05,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:05,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:05,942 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:05,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-11-13 21:30:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:06,204 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:06,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:06,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:06,643 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:06,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (353)] Forceful destruction successful, exit code 0 [2024-11-13 21:30:06,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:06,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:06,648 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:06,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:06,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:06,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:06,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:06,650 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:06,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-11-13 21:30:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:06,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:06,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:06,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:07,342 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:07,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-11-13 21:30:07,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:07,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:07,347 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:07,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:07,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:07,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:07,349 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:07,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-11-13 21:30:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:07,610 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:07,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:07,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:08,031 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:08,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-11-13 21:30:08,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:08,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:08,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:08,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:08,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:08,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:08,038 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:08,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-11-13 21:30:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:08,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:08,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:08,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:08,717 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:08,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-11-13 21:30:08,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:08,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:08,722 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:08,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:08,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:08,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:08,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:08,724 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:08,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-11-13 21:30:08,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:08,980 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:09,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:09,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:09,398 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:09,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-11-13 21:30:09,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:09,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:09,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:09,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:09,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:09,404 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:09,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-11-13 21:30:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:09,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:09,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:09,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:10,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-11-13 21:30:10,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:10,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:10,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:10,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:10,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:10,153 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:10,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-11-13 21:30:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:10,409 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:10,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:10,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:10,827 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:10,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-11-13 21:30:10,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:10,833 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:10,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:10,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:10,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:10,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:10,834 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:10,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-11-13 21:30:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:11,092 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:11,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:11,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:11,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-11-13 21:30:11,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:11,514 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:11,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:11,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:11,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:11,516 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:11,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-11-13 21:30:11,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:11,774 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:11,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:11,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:12,212 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:12,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-11-13 21:30:12,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:12,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:12,218 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:12,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:12,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:12,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:12,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:12,222 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:12,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-11-13 21:30:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:12,500 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:12,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:12,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:12,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:12,951 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:12,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-11-13 21:30:12,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:12,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:12,957 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:12,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:12,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:12,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:12,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:12,959 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:12,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-11-13 21:30:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:13,235 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:13,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:13,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:13,673 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:13,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-11-13 21:30:13,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:13,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:13,678 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:13,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:13,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:13,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:13,680 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:13,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-11-13 21:30:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:13,958 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:13,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:13,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:14,414 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:14,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-11-13 21:30:14,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:14,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:14,420 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:14,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:14,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:14,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:14,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:14,422 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:14,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-11-13 21:30:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:14,698 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:14,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:14,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:14,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:15,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-11-13 21:30:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:15,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:15,157 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:15,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:15,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:15,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:15,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:15,159 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:15,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-11-13 21:30:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:15,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:15,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:15,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:15,878 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:15,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-11-13 21:30:15,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:15,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:15,884 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:15,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:15,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:15,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:15,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:15,886 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:15,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-11-13 21:30:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:16,175 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:16,208 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:16,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:16,620 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:16,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-11-13 21:30:16,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:16,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:16,625 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:16,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:16,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:16,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:16,627 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:16,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-11-13 21:30:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:16,895 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:16,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:16,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:17,342 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:17,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-11-13 21:30:17,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:17,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:17,347 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:17,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:17,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:17,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:17,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:17,348 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:17,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-11-13 21:30:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:17,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:17,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:17,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:18,046 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:18,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (369)] Forceful destruction successful, exit code 0 [2024-11-13 21:30:18,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:18,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:18,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:18,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:18,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:18,054 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:18,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-11-13 21:30:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:18,380 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:18,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:18,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:18,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-11-13 21:30:18,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:18,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:18,914 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:18,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:18,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:18,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:18,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:18,916 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:18,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-11-13 21:30:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:19,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:19,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:19,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:19,873 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:19,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-11-13 21:30:19,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:19,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:19,879 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:19,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:19,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:19,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:19,881 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:19,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-11-13 21:30:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:20,197 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:20,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:20,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:20,721 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:20,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (372)] Ended with exit code 0 [2024-11-13 21:30:20,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:20,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:20,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:20,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:20,729 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:20,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-11-13 21:30:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:21,058 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:21,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:21,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:21,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:30:21,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-11-13 21:30:21,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:21,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:30:21,597 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:30:21,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:30:21,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:21,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:21,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:21,599 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:21,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-11-13 21:30:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:21,931 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:21,968 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:21,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:22,459 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2024-11-13 21:35:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:01,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (764)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:01,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:01,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:01,800 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:01,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:01,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:01,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:01,802 INFO L229 MonitoredProcess]: Starting monitored process 765 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:01,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (765)] Waiting until timeout for monitored process [2024-11-13 21:35:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:02,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:02,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:02,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:02,500 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:02,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (765)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:02,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:02,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:02,505 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:02,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:02,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:02,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:02,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:02,507 INFO L229 MonitoredProcess]: Starting monitored process 766 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:02,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (766)] Waiting until timeout for monitored process [2024-11-13 21:35:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:02,770 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:02,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:02,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:03,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (766)] Ended with exit code 0 [2024-11-13 21:35:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:03,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:03,228 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:03,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:03,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:03,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:03,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:03,229 INFO L229 MonitoredProcess]: Starting monitored process 767 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:03,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (767)] Waiting until timeout for monitored process [2024-11-13 21:35:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:03,490 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:03,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:03,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:03,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (767)] Ended with exit code 0 [2024-11-13 21:35:03,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:03,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:03,920 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:03,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:03,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:03,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:03,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:03,921 INFO L229 MonitoredProcess]: Starting monitored process 768 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:03,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (768)] Waiting until timeout for monitored process [2024-11-13 21:35:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:04,198 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:04,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:04,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:04,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (768)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:04,636 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:04,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:04,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:04,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:04,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:04,638 INFO L229 MonitoredProcess]: Starting monitored process 769 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:04,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (769)] Waiting until timeout for monitored process [2024-11-13 21:35:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:04,902 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:04,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:04,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:05,352 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:05,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (769)] Ended with exit code 0 [2024-11-13 21:35:05,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:05,356 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:05,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:05,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:05,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:05,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:05,358 INFO L229 MonitoredProcess]: Starting monitored process 770 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:05,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (770)] Waiting until timeout for monitored process [2024-11-13 21:35:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:05,613 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:05,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:05,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:06,041 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:06,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (770)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:06,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:06,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:06,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:06,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:06,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:06,047 INFO L229 MonitoredProcess]: Starting monitored process 771 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:06,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (771)] Waiting until timeout for monitored process [2024-11-13 21:35:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:06,313 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:06,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:06,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:06,735 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:06,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (771)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:06,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:06,740 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:06,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:06,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:06,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:06,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:06,742 INFO L229 MonitoredProcess]: Starting monitored process 772 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:06,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (772)] Waiting until timeout for monitored process [2024-11-13 21:35:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:07,001 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:07,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:07,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:07,427 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:07,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (772)] Ended with exit code 0 [2024-11-13 21:35:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:07,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:07,432 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:07,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:07,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:07,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:07,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:07,433 INFO L229 MonitoredProcess]: Starting monitored process 773 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:07,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (773)] Waiting until timeout for monitored process [2024-11-13 21:35:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:07,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:07,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:07,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:08,113 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:08,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (773)] Ended with exit code 0 [2024-11-13 21:35:08,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:08,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:08,119 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:08,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:08,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:08,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:08,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:08,121 INFO L229 MonitoredProcess]: Starting monitored process 774 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:08,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (774)] Waiting until timeout for monitored process [2024-11-13 21:35:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:08,396 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:08,425 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:08,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:08,817 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:08,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (774)] Ended with exit code 0 [2024-11-13 21:35:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:08,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:08,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:08,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:08,823 INFO L229 MonitoredProcess]: Starting monitored process 775 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:08,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (775)] Waiting until timeout for monitored process [2024-11-13 21:35:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:09,079 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:09,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:09,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:09,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:09,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (775)] Ended with exit code 0 [2024-11-13 21:35:09,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:09,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:09,652 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:09,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:09,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:09,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:09,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:09,655 INFO L229 MonitoredProcess]: Starting monitored process 776 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:09,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (776)] Waiting until timeout for monitored process [2024-11-13 21:35:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:09,945 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:09,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:09,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:10,366 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:10,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (776)] Ended with exit code 0 [2024-11-13 21:35:10,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:10,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:10,371 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:10,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:10,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:10,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:10,373 INFO L229 MonitoredProcess]: Starting monitored process 777 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:10,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (777)] Waiting until timeout for monitored process [2024-11-13 21:35:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:10,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:10,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:10,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:11,210 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:11,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (777)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:11,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:11,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:11,214 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:11,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:11,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:11,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:11,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:11,216 INFO L229 MonitoredProcess]: Starting monitored process 778 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:11,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (778)] Waiting until timeout for monitored process [2024-11-13 21:35:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:11,473 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:11,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:11,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:11,897 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:11,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (778)] Ended with exit code 0 [2024-11-13 21:35:11,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:11,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:11,902 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:11,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:11,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:11,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:11,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:11,903 INFO L229 MonitoredProcess]: Starting monitored process 779 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:11,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (779)] Waiting until timeout for monitored process [2024-11-13 21:35:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:12,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:12,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:12,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:12,619 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:12,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (779)] Ended with exit code 0 [2024-11-13 21:35:12,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:12,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:12,623 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:12,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:12,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:12,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:12,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:12,625 INFO L229 MonitoredProcess]: Starting monitored process 780 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:12,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (780)] Waiting until timeout for monitored process [2024-11-13 21:35:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:12,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:12,911 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:12,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:13,331 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:13,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (780)] Ended with exit code 0 [2024-11-13 21:35:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:13,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:13,336 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:13,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:13,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:13,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:13,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:13,338 INFO L229 MonitoredProcess]: Starting monitored process 781 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:13,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (781)] Waiting until timeout for monitored process [2024-11-13 21:35:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:13,595 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:13,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:13,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:13,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:14,029 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:14,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (781)] Ended with exit code 0 [2024-11-13 21:35:14,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:14,034 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:14,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:14,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:14,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:14,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:14,036 INFO L229 MonitoredProcess]: Starting monitored process 782 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:14,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (782)] Waiting until timeout for monitored process [2024-11-13 21:35:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:14,291 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:14,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:14,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:14,718 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:14,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (782)] Ended with exit code 0 [2024-11-13 21:35:14,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:14,722 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:14,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:14,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:14,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:14,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:14,723 INFO L229 MonitoredProcess]: Starting monitored process 783 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:14,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (783)] Waiting until timeout for monitored process [2024-11-13 21:35:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:14,980 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:15,009 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:15,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:15,415 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:15,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (783)] Ended with exit code 0 [2024-11-13 21:35:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:15,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:15,420 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:15,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:15,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:15,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:15,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:15,422 INFO L229 MonitoredProcess]: Starting monitored process 784 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:15,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (784)] Waiting until timeout for monitored process [2024-11-13 21:35:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:15,681 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:15,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:15,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:16,106 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:16,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (784)] Ended with exit code 0 [2024-11-13 21:35:16,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:16,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:16,110 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:16,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:16,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:16,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:16,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:16,112 INFO L229 MonitoredProcess]: Starting monitored process 785 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:16,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (785)] Waiting until timeout for monitored process [2024-11-13 21:35:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:16,424 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:16,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:16,455 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:16,853 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:16,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (785)] Ended with exit code 0 [2024-11-13 21:35:16,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:16,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:16,858 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:16,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:16,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:16,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:16,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:16,860 INFO L229 MonitoredProcess]: Starting monitored process 786 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:16,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (786)] Waiting until timeout for monitored process [2024-11-13 21:35:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:17,119 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:17,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:17,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:17,552 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:17,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (786)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:17,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:17,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:17,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:17,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:17,558 INFO L229 MonitoredProcess]: Starting monitored process 787 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:17,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (787)] Waiting until timeout for monitored process [2024-11-13 21:35:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:17,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:17,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:17,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:18,244 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:18,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (787)] Ended with exit code 0 [2024-11-13 21:35:18,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:18,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:18,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:18,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:18,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:18,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:18,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:18,251 INFO L229 MonitoredProcess]: Starting monitored process 788 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:18,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (788)] Waiting until timeout for monitored process [2024-11-13 21:35:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:18,506 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:18,536 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:18,537 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:18,934 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:18,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (788)] Ended with exit code 0 [2024-11-13 21:35:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:18,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:18,938 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:18,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:18,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:18,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:18,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:18,940 INFO L229 MonitoredProcess]: Starting monitored process 789 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:18,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (789)] Waiting until timeout for monitored process [2024-11-13 21:35:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:19,198 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:19,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:19,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:19,698 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:19,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (789)] Ended with exit code 0 [2024-11-13 21:35:19,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:19,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:19,705 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:19,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:19,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:19,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:19,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:19,707 INFO L229 MonitoredProcess]: Starting monitored process 790 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:19,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (790)] Waiting until timeout for monitored process [2024-11-13 21:35:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:19,996 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:20,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:20,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:20,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:20,425 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:20,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (790)] Ended with exit code 0 [2024-11-13 21:35:20,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:20,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:20,430 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:20,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:20,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:20,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:20,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:20,435 INFO L229 MonitoredProcess]: Starting monitored process 791 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:20,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (791)] Waiting until timeout for monitored process [2024-11-13 21:35:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:20,720 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:20,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:20,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:21,267 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:21,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (791)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:21,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:21,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:21,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:21,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:21,277 INFO L229 MonitoredProcess]: Starting monitored process 792 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:21,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (792)] Waiting until timeout for monitored process [2024-11-13 21:35:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:21,603 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:21,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:21,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:22,270 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:22,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (792)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:22,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:22,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:22,274 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:22,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:22,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:22,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:22,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:22,276 INFO L229 MonitoredProcess]: Starting monitored process 793 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:22,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (793)] Waiting until timeout for monitored process [2024-11-13 21:35:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:22,555 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:22,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:22,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:23,008 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:23,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (793)] Ended with exit code 0 [2024-11-13 21:35:23,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:23,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:23,013 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:23,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:23,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:23,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:23,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:23,014 INFO L229 MonitoredProcess]: Starting monitored process 794 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:23,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (794)] Waiting until timeout for monitored process [2024-11-13 21:35:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:23,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:23,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:23,317 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:23,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (794)] Ended with exit code 0 [2024-11-13 21:35:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:23,729 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:23,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:23,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:23,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:23,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:23,731 INFO L229 MonitoredProcess]: Starting monitored process 795 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:23,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (795)] Waiting until timeout for monitored process [2024-11-13 21:35:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:24,028 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:24,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:24,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:24,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (795)] Ended with exit code 0 [2024-11-13 21:35:24,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:24,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:24,503 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:24,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:24,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:24,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:24,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:24,505 INFO L229 MonitoredProcess]: Starting monitored process 796 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:24,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (796)] Waiting until timeout for monitored process [2024-11-13 21:35:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:24,772 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:24,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:24,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:25,218 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:25,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (796)] Ended with exit code 0 [2024-11-13 21:35:25,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:25,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:25,224 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:25,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:25,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:25,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:25,226 INFO L229 MonitoredProcess]: Starting monitored process 797 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:25,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (797)] Waiting until timeout for monitored process [2024-11-13 21:35:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:25,504 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:25,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:25,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:25,972 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:25,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (797)] Ended with exit code 0 [2024-11-13 21:35:25,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:25,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:25,977 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:25,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:25,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:25,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:25,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:25,978 INFO L229 MonitoredProcess]: Starting monitored process 798 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:25,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (798)] Waiting until timeout for monitored process [2024-11-13 21:35:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:26,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:26,315 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:26,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:26,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (798)] Ended with exit code 0 [2024-11-13 21:35:26,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:26,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:26,709 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:26,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:26,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:26,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:26,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:26,711 INFO L229 MonitoredProcess]: Starting monitored process 799 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:26,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (799)] Waiting until timeout for monitored process [2024-11-13 21:35:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:26,957 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:26,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:26,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:27,360 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:27,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (799)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:27,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:27,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:27,365 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:27,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:27,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:27,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:27,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:27,366 INFO L229 MonitoredProcess]: Starting monitored process 800 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:27,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (800)] Waiting until timeout for monitored process [2024-11-13 21:35:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:27,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:27,680 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:27,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:28,110 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:28,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (800)] Ended with exit code 0 [2024-11-13 21:35:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:28,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:28,115 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:28,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:28,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:28,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:28,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:28,117 INFO L229 MonitoredProcess]: Starting monitored process 801 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:28,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (801)] Waiting until timeout for monitored process [2024-11-13 21:35:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:28,381 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:28,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:28,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:28,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (801)] Ended with exit code 0 [2024-11-13 21:35:28,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:28,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:28,833 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:28,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:28,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:28,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:28,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:28,835 INFO L229 MonitoredProcess]: Starting monitored process 802 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:28,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (802)] Waiting until timeout for monitored process [2024-11-13 21:35:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:29,112 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:29,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:29,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:29,609 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:29,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (802)] Ended with exit code 0 [2024-11-13 21:35:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:29,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:29,617 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:29,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:29,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:29,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:29,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:29,622 INFO L229 MonitoredProcess]: Starting monitored process 803 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:29,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (803)] Waiting until timeout for monitored process [2024-11-13 21:35:29,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:29,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:30,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:30,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:30,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:30,424 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:30,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (803)] Ended with exit code 0 [2024-11-13 21:35:30,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:30,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:30,429 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:30,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:30,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:30,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:30,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:30,430 INFO L229 MonitoredProcess]: Starting monitored process 804 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:30,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (804)] Waiting until timeout for monitored process [2024-11-13 21:35:30,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:30,716 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:30,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:30,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:31,161 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:31,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (804)] Ended with exit code 0 [2024-11-13 21:35:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:31,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:31,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:31,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:31,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:31,168 INFO L229 MonitoredProcess]: Starting monitored process 805 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:31,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (805)] Waiting until timeout for monitored process [2024-11-13 21:35:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:31,439 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:31,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:31,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:31,881 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:31,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (805)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:31,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:31,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:31,885 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:31,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:31,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:31,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:31,887 INFO L229 MonitoredProcess]: Starting monitored process 806 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:31,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (806)] Waiting until timeout for monitored process [2024-11-13 21:35:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:32,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:32,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:32,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:32,611 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:32,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (806)] Ended with exit code 0 [2024-11-13 21:35:32,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:32,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:32,616 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:32,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:32,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:32,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:32,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:32,618 INFO L229 MonitoredProcess]: Starting monitored process 807 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:32,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (807)] Waiting until timeout for monitored process [2024-11-13 21:35:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:32,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:32,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:32,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:33,362 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:33,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (807)] Ended with exit code 0 [2024-11-13 21:35:33,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:33,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:33,370 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:33,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:33,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:33,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:33,372 INFO L229 MonitoredProcess]: Starting monitored process 808 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:33,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (808)] Waiting until timeout for monitored process [2024-11-13 21:35:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:33,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:33,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:33,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:34,314 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:34,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (808)] Ended with exit code 0 [2024-11-13 21:35:34,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:34,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:34,322 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:34,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:34,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:34,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:34,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:34,325 INFO L229 MonitoredProcess]: Starting monitored process 809 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:34,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (809)] Waiting until timeout for monitored process [2024-11-13 21:35:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:34,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:34,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:34,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:35,266 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:35,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (809)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:35,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:35,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:35,271 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:35,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:35,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:35,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:35,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:35,272 INFO L229 MonitoredProcess]: Starting monitored process 810 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:35,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (810)] Waiting until timeout for monitored process [2024-11-13 21:35:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:35,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:35,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:35,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:35,999 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:36,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (810)] Ended with exit code 0 [2024-11-13 21:35:36,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:36,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:36,004 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:36,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:36,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:36,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:36,006 INFO L229 MonitoredProcess]: Starting monitored process 811 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:36,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (811)] Waiting until timeout for monitored process [2024-11-13 21:35:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:36,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:36,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:36,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:36,739 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:36,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (811)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:36,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:36,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:36,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:36,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:36,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:36,746 INFO L229 MonitoredProcess]: Starting monitored process 812 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:36,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (812)] Waiting until timeout for monitored process [2024-11-13 21:35:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:37,010 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:37,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:37,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:37,451 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:37,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (812)] Ended with exit code 0 [2024-11-13 21:35:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:37,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:37,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:37,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:37,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:37,457 INFO L229 MonitoredProcess]: Starting monitored process 813 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:37,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (813)] Waiting until timeout for monitored process [2024-11-13 21:35:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:37,729 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:37,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:37,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:38,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (813)] Ended with exit code 0 [2024-11-13 21:35:38,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:38,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:38,178 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:38,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:38,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:38,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:38,180 INFO L229 MonitoredProcess]: Starting monitored process 814 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:38,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (814)] Waiting until timeout for monitored process [2024-11-13 21:35:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:38,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:38,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:38,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:38,917 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:38,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (814)] Ended with exit code 0 [2024-11-13 21:35:38,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:38,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:38,923 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:38,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:38,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:38,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:38,924 INFO L229 MonitoredProcess]: Starting monitored process 815 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:38,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (815)] Waiting until timeout for monitored process [2024-11-13 21:35:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:39,195 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:39,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:39,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:39,681 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:39,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (815)] Ended with exit code 0 [2024-11-13 21:35:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:39,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:39,688 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:39,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:39,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:39,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:39,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:39,692 INFO L229 MonitoredProcess]: Starting monitored process 816 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:39,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (816)] Waiting until timeout for monitored process [2024-11-13 21:35:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:39,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:39,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:39,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:40,372 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:40,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (816)] Ended with exit code 0 [2024-11-13 21:35:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:40,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:40,377 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:40,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:40,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:40,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:40,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:40,379 INFO L229 MonitoredProcess]: Starting monitored process 817 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:40,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (817)] Waiting until timeout for monitored process [2024-11-13 21:35:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:40,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:40,680 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:40,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:41,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (817)] Ended with exit code 0 [2024-11-13 21:35:41,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:41,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:41,104 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:41,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:41,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:41,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:41,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:41,108 INFO L229 MonitoredProcess]: Starting monitored process 818 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:41,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (818)] Waiting until timeout for monitored process [2024-11-13 21:35:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:41,383 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:41,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:41,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:41,822 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:41,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (818)] Ended with exit code 0 [2024-11-13 21:35:41,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:41,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:41,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:41,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:41,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:41,828 INFO L229 MonitoredProcess]: Starting monitored process 819 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:41,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (819)] Waiting until timeout for monitored process [2024-11-13 21:35:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:42,092 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:42,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:42,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:42,620 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:42,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (819)] Ended with exit code 0 [2024-11-13 21:35:42,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:42,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:42,628 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:42,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:42,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:42,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:42,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:42,632 INFO L229 MonitoredProcess]: Starting monitored process 820 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:42,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (820)] Waiting until timeout for monitored process [2024-11-13 21:35:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:43,040 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:43,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:43,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:43,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (820)] Ended with exit code 0 [2024-11-13 21:35:43,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:43,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:43,602 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:43,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:43,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:43,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:43,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:43,604 INFO L229 MonitoredProcess]: Starting monitored process 821 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:43,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (821)] Waiting until timeout for monitored process [2024-11-13 21:35:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:43,982 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:44,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:44,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:44,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (821)] Ended with exit code 0 [2024-11-13 21:35:44,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:44,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:44,494 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:44,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:44,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:44,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:44,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:44,496 INFO L229 MonitoredProcess]: Starting monitored process 822 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:44,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (822)] Waiting until timeout for monitored process [2024-11-13 21:35:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:44,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:44,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:44,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:45,261 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:45,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (822)] Ended with exit code 0 [2024-11-13 21:35:45,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:45,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:45,266 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:45,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:45,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:45,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:45,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:45,268 INFO L229 MonitoredProcess]: Starting monitored process 823 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:45,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (823)] Waiting until timeout for monitored process [2024-11-13 21:35:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:45,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:45,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:45,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:46,015 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:46,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (823)] Forceful destruction successful, exit code 0 [2024-11-13 21:35:46,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:46,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:46,021 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:46,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:46,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:46,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:46,023 INFO L229 MonitoredProcess]: Starting monitored process 824 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:46,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (824)] Waiting until timeout for monitored process [2024-11-13 21:35:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:46,333 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:46,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:46,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:46,808 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:46,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (824)] Ended with exit code 0 [2024-11-13 21:35:46,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:46,814 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:46,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:46,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:46,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:46,815 INFO L229 MonitoredProcess]: Starting monitored process 825 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:46,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (825)] Waiting until timeout for monitored process [2024-11-13 21:35:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:47,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:47,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:47,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:47,576 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:47,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (825)] Ended with exit code 0 [2024-11-13 21:35:47,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:47,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:47,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:47,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:47,583 INFO L229 MonitoredProcess]: Starting monitored process 826 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:47,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (826)] Waiting until timeout for monitored process [2024-11-13 21:35:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:47,862 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:47,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:47,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:48,322 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:48,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (826)] Ended with exit code 0 [2024-11-13 21:35:48,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:48,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:48,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:48,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:48,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:48,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:48,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:48,329 INFO L229 MonitoredProcess]: Starting monitored process 827 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:48,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (827)] Waiting until timeout for monitored process [2024-11-13 21:35:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:48,567 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:48,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:48,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:48,962 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:48,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (827)] Ended with exit code 0 [2024-11-13 21:35:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:48,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:48,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:48,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:48,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:48,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:48,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:48,968 INFO L229 MonitoredProcess]: Starting monitored process 828 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:48,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (828)] Waiting until timeout for monitored process [2024-11-13 21:35:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:49,204 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:49,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:49,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:49,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (828)] Ended with exit code 0 [2024-11-13 21:35:49,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:49,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:49,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:49,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:49,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:49,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:49,742 INFO L229 MonitoredProcess]: Starting monitored process 829 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:49,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (829)] Waiting until timeout for monitored process [2024-11-13 21:35:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:50,014 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:50,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:50,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:50,471 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:50,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (829)] Ended with exit code 0 [2024-11-13 21:35:50,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:50,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:50,476 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:50,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:50,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:50,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:50,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:50,478 INFO L229 MonitoredProcess]: Starting monitored process 830 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:50,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (830)] Waiting until timeout for monitored process [2024-11-13 21:35:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:50,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:50,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:50,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:51,174 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:51,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (830)] Ended with exit code 0 [2024-11-13 21:35:51,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:51,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:51,179 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:51,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:51,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:51,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:51,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:51,181 INFO L229 MonitoredProcess]: Starting monitored process 831 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:51,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (831)] Waiting until timeout for monitored process [2024-11-13 21:35:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:51,442 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:51,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:51,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:51,868 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:51,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (831)] Ended with exit code 0 [2024-11-13 21:35:51,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:51,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:51,873 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:51,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:51,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:51,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:51,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:51,874 INFO L229 MonitoredProcess]: Starting monitored process 832 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:51,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (832)] Waiting until timeout for monitored process [2024-11-13 21:35:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:52,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:52,162 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:52,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:52,572 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:52,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (832)] Ended with exit code 0 [2024-11-13 21:35:52,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:52,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:52,577 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:52,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:52,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:52,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:52,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:52,578 INFO L229 MonitoredProcess]: Starting monitored process 833 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:52,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (833)] Waiting until timeout for monitored process [2024-11-13 21:35:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:52,841 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:52,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:52,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:53,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (833)] Ended with exit code 0 [2024-11-13 21:35:53,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:53,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:53,281 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:53,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:53,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:53,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:53,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:53,282 INFO L229 MonitoredProcess]: Starting monitored process 834 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:53,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (834)] Waiting until timeout for monitored process [2024-11-13 21:35:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:53,544 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:53,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:53,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:53,971 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:53,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (834)] Ended with exit code 0 [2024-11-13 21:35:53,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:53,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:53,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:53,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:53,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:53,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:53,978 INFO L229 MonitoredProcess]: Starting monitored process 835 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:53,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (835)] Waiting until timeout for monitored process [2024-11-13 21:35:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:54,235 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:54,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:54,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:54,670 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:54,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (835)] Ended with exit code 0 [2024-11-13 21:35:54,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:54,675 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:54,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:54,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:54,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:54,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:54,677 INFO L229 MonitoredProcess]: Starting monitored process 836 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:54,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (836)] Waiting until timeout for monitored process [2024-11-13 21:35:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:54,935 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:54,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:54,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:54,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:55,382 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:55,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (836)] Ended with exit code 0 [2024-11-13 21:35:55,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:55,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:55,387 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:55,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:55,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:55,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:55,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:55,389 INFO L229 MonitoredProcess]: Starting monitored process 837 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:55,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (837)] Waiting until timeout for monitored process [2024-11-13 21:35:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:55,647 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:55,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:55,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:56,075 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:56,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (837)] Ended with exit code 0 [2024-11-13 21:35:56,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:56,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:56,080 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:56,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:56,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:56,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:56,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:56,082 INFO L229 MonitoredProcess]: Starting monitored process 838 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:56,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (838)] Waiting until timeout for monitored process [2024-11-13 21:35:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:56,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:56,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:56,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:56,778 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:56,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (838)] Ended with exit code 0 [2024-11-13 21:35:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:56,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:56,783 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:56,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:56,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:56,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:56,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:56,785 INFO L229 MonitoredProcess]: Starting monitored process 839 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:56,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (839)] Waiting until timeout for monitored process [2024-11-13 21:35:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:57,040 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:57,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:57,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:57,476 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:57,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (839)] Ended with exit code 0 [2024-11-13 21:35:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:57,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:57,482 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:57,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:57,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:57,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:57,484 INFO L229 MonitoredProcess]: Starting monitored process 840 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:57,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (840)] Waiting until timeout for monitored process [2024-11-13 21:35:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:57,743 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:57,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:57,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:58,195 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:58,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (840)] Ended with exit code 0 [2024-11-13 21:35:58,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:58,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:58,200 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:58,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:58,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:58,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:58,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:58,201 INFO L229 MonitoredProcess]: Starting monitored process 841 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:58,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (841)] Waiting until timeout for monitored process [2024-11-13 21:35:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:58,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:58,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:58,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:58,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (841)] Ended with exit code 0 [2024-11-13 21:35:58,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:58,954 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:58,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:58,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:58,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:58,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:58,955 INFO L229 MonitoredProcess]: Starting monitored process 842 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:58,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (842)] Waiting until timeout for monitored process [2024-11-13 21:35:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:59,220 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:35:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:35:59,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:35:59,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:35:59,767 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:35:59,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (842)] Ended with exit code 0 [2024-11-13 21:35:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:35:59,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:35:59,774 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:35:59,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:35:59,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:35:59,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:35:59,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:35:59,777 INFO L229 MonitoredProcess]: Starting monitored process 843 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:35:59,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (843)] Waiting until timeout for monitored process [2024-11-13 21:36:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:00,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:00,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:00,083 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:00,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (843)] Ended with exit code 0 [2024-11-13 21:36:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:00,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:00,485 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:00,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:00,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:00,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:00,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:00,487 INFO L229 MonitoredProcess]: Starting monitored process 844 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:00,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (844)] Waiting until timeout for monitored process [2024-11-13 21:36:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:00,744 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:00,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:00,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:01,170 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:01,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (844)] Ended with exit code 0 [2024-11-13 21:36:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:01,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:01,176 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:01,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:01,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:01,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:01,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:01,178 INFO L229 MonitoredProcess]: Starting monitored process 845 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:01,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (845)] Waiting until timeout for monitored process [2024-11-13 21:36:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:01,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:01,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:01,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:01,880 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:01,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (845)] Ended with exit code 0 [2024-11-13 21:36:01,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:01,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:01,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:01,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:01,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:01,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:01,886 INFO L229 MonitoredProcess]: Starting monitored process 846 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:01,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (846)] Waiting until timeout for monitored process [2024-11-13 21:36:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:02,145 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:02,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:02,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:02,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (846)] Ended with exit code 0 [2024-11-13 21:36:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:02,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:02,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:02,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:02,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:02,579 INFO L229 MonitoredProcess]: Starting monitored process 847 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:02,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (847)] Waiting until timeout for monitored process [2024-11-13 21:36:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:02,838 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:02,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:02,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:03,275 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:03,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (847)] Ended with exit code 0 [2024-11-13 21:36:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:03,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:03,280 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:03,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:03,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:03,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:03,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:03,282 INFO L229 MonitoredProcess]: Starting monitored process 848 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:03,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (848)] Waiting until timeout for monitored process [2024-11-13 21:36:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:03,537 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:03,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:03,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:03,972 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:03,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (848)] Ended with exit code 0 [2024-11-13 21:36:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:03,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:03,977 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:03,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:03,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:03,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:03,978 INFO L229 MonitoredProcess]: Starting monitored process 849 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:03,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (849)] Waiting until timeout for monitored process [2024-11-13 21:36:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:04,238 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:04,269 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:04,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:04,685 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:04,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (849)] Ended with exit code 0 [2024-11-13 21:36:04,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:04,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:04,690 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:04,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:04,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:04,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:04,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:04,692 INFO L229 MonitoredProcess]: Starting monitored process 850 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:04,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (850)] Waiting until timeout for monitored process [2024-11-13 21:36:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:04,951 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:04,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:04,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:05,415 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:05,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (850)] Ended with exit code 0 [2024-11-13 21:36:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:05,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:05,420 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:05,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:05,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:05,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:05,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:05,421 INFO L229 MonitoredProcess]: Starting monitored process 851 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:05,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (851)] Waiting until timeout for monitored process [2024-11-13 21:36:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:05,691 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:05,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:05,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:06,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (851)] Ended with exit code 0 [2024-11-13 21:36:06,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:06,126 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:06,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:06,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:06,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:06,128 INFO L229 MonitoredProcess]: Starting monitored process 852 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:06,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (852)] Waiting until timeout for monitored process [2024-11-13 21:36:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:06,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:06,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:06,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:06,842 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:06,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (852)] Ended with exit code 0 [2024-11-13 21:36:06,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:06,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:06,847 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:06,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:06,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:06,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:06,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:06,848 INFO L229 MonitoredProcess]: Starting monitored process 853 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:06,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (853)] Waiting until timeout for monitored process [2024-11-13 21:36:07,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:07,099 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:07,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:07,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:07,519 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:07,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (853)] Ended with exit code 0 [2024-11-13 21:36:07,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:07,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:07,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:07,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:07,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:07,525 INFO L229 MonitoredProcess]: Starting monitored process 854 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:07,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (854)] Waiting until timeout for monitored process [2024-11-13 21:36:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:07,778 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:07,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:07,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:08,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (854)] Ended with exit code 0 [2024-11-13 21:36:08,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:08,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:08,192 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:08,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:08,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:08,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:08,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:08,194 INFO L229 MonitoredProcess]: Starting monitored process 855 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:08,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (855)] Waiting until timeout for monitored process [2024-11-13 21:36:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:08,443 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:08,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:08,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:08,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:08,861 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:08,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (855)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:08,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:08,866 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:08,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:08,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:08,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:08,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:08,868 INFO L229 MonitoredProcess]: Starting monitored process 856 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:08,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (856)] Waiting until timeout for monitored process [2024-11-13 21:36:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:09,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:09,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:09,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:09,588 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:09,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (856)] Ended with exit code 0 [2024-11-13 21:36:09,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:09,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:09,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:09,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:09,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:09,597 INFO L229 MonitoredProcess]: Starting monitored process 857 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:09,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (857)] Waiting until timeout for monitored process [2024-11-13 21:36:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:09,883 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:09,911 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:09,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:10,290 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:10,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (857)] Ended with exit code 0 [2024-11-13 21:36:10,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:10,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:10,295 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:10,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:10,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:10,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:10,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:10,297 INFO L229 MonitoredProcess]: Starting monitored process 858 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:10,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (858)] Waiting until timeout for monitored process [2024-11-13 21:36:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:10,550 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:10,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:10,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:10,958 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:10,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (858)] Ended with exit code 0 [2024-11-13 21:36:10,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:10,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:10,964 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:10,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:10,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:10,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:10,965 INFO L229 MonitoredProcess]: Starting monitored process 859 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:10,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (859)] Waiting until timeout for monitored process [2024-11-13 21:36:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:11,211 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:11,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:11,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:11,621 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:11,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (859)] Ended with exit code 0 [2024-11-13 21:36:11,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:11,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:11,626 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:11,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:11,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:11,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:11,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:11,628 INFO L229 MonitoredProcess]: Starting monitored process 860 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:11,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (860)] Waiting until timeout for monitored process [2024-11-13 21:36:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:11,875 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:11,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:11,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:12,306 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:12,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (860)] Ended with exit code 0 [2024-11-13 21:36:12,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:12,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:12,313 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:12,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:12,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:12,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:12,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:12,315 INFO L229 MonitoredProcess]: Starting monitored process 861 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:12,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (861)] Waiting until timeout for monitored process [2024-11-13 21:36:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:12,578 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:12,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:12,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:13,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (861)] Ended with exit code 0 [2024-11-13 21:36:13,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:13,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:13,036 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:13,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:13,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:13,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:13,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:13,038 INFO L229 MonitoredProcess]: Starting monitored process 862 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:13,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (862)] Waiting until timeout for monitored process [2024-11-13 21:36:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:13,317 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:13,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:13,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:13,739 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:13,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (862)] Ended with exit code 0 [2024-11-13 21:36:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:13,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:13,744 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:13,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:13,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:13,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:13,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:13,745 INFO L229 MonitoredProcess]: Starting monitored process 863 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:13,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (863)] Waiting until timeout for monitored process [2024-11-13 21:36:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:14,003 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:14,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:14,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:14,511 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:14,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (863)] Ended with exit code 0 [2024-11-13 21:36:14,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:14,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:14,516 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:14,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:14,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:14,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:14,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:14,517 INFO L229 MonitoredProcess]: Starting monitored process 864 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:14,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (864)] Waiting until timeout for monitored process [2024-11-13 21:36:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:14,797 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:14,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:14,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:15,411 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:15,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (864)] Ended with exit code 0 [2024-11-13 21:36:15,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:15,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:15,420 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:15,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:15,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:15,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:15,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:15,422 INFO L229 MonitoredProcess]: Starting monitored process 865 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:15,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (865)] Waiting until timeout for monitored process [2024-11-13 21:36:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:15,765 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:15,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:15,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:16,199 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:16,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (865)] Ended with exit code 0 [2024-11-13 21:36:16,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:16,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:16,205 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:16,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:16,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:16,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:16,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:16,207 INFO L229 MonitoredProcess]: Starting monitored process 866 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:16,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (866)] Waiting until timeout for monitored process [2024-11-13 21:36:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:16,471 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:16,501 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:16,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:16,903 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:16,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (866)] Ended with exit code 0 [2024-11-13 21:36:16,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:16,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:16,908 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:16,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:16,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:16,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:16,910 INFO L229 MonitoredProcess]: Starting monitored process 867 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:16,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (867)] Waiting until timeout for monitored process [2024-11-13 21:36:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:17,173 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:17,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:17,203 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:17,612 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:17,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (867)] Ended with exit code 0 [2024-11-13 21:36:17,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:17,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:17,617 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:17,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:17,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:17,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:17,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:17,619 INFO L229 MonitoredProcess]: Starting monitored process 868 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:17,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (868)] Waiting until timeout for monitored process [2024-11-13 21:36:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:17,886 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:17,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:17,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:18,329 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:18,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (868)] Ended with exit code 0 [2024-11-13 21:36:18,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:18,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:18,335 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:18,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:18,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:18,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:18,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:18,337 INFO L229 MonitoredProcess]: Starting monitored process 869 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:18,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (869)] Waiting until timeout for monitored process [2024-11-13 21:36:18,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:18,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:18,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:18,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:19,058 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:19,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (869)] Ended with exit code 0 [2024-11-13 21:36:19,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:19,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:19,063 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:19,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:19,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:19,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:19,065 INFO L229 MonitoredProcess]: Starting monitored process 870 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:19,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (870)] Waiting until timeout for monitored process [2024-11-13 21:36:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:19,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:19,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:19,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:19,897 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:19,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (870)] Ended with exit code 0 [2024-11-13 21:36:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:19,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:19,902 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:19,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:19,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:19,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:19,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:19,903 INFO L229 MonitoredProcess]: Starting monitored process 871 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:19,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (871)] Waiting until timeout for monitored process [2024-11-13 21:36:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:20,145 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:20,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:20,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:20,545 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:20,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (871)] Ended with exit code 0 [2024-11-13 21:36:20,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:20,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:20,550 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:20,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:20,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:20,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:20,551 INFO L229 MonitoredProcess]: Starting monitored process 872 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:20,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (872)] Waiting until timeout for monitored process [2024-11-13 21:36:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:20,793 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:20,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:20,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:21,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (872)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:21,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:21,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:21,255 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:21,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:21,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:21,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:21,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:21,256 INFO L229 MonitoredProcess]: Starting monitored process 873 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:21,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (873)] Waiting until timeout for monitored process [2024-11-13 21:36:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:21,516 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:21,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:21,546 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:21,965 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:21,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (873)] Ended with exit code 0 [2024-11-13 21:36:21,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:21,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:21,971 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:21,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:21,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:21,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:21,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:21,973 INFO L229 MonitoredProcess]: Starting monitored process 874 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:21,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (874)] Waiting until timeout for monitored process [2024-11-13 21:36:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:22,246 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:22,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:22,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:22,708 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:22,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (874)] Ended with exit code 0 [2024-11-13 21:36:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:22,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:22,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:22,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:22,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:22,716 INFO L229 MonitoredProcess]: Starting monitored process 875 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:22,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (875)] Waiting until timeout for monitored process [2024-11-13 21:36:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:23,030 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:23,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:23,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:23,619 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:23,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (875)] Ended with exit code 0 [2024-11-13 21:36:23,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:23,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:23,625 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:23,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:23,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:23,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:23,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:23,627 INFO L229 MonitoredProcess]: Starting monitored process 876 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:23,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (876)] Waiting until timeout for monitored process [2024-11-13 21:36:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:23,974 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:24,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:24,012 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:24,535 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:24,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (876)] Ended with exit code 0 [2024-11-13 21:36:24,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:24,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:24,541 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:24,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:24,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:24,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:24,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:24,543 INFO L229 MonitoredProcess]: Starting monitored process 877 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:24,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (877)] Waiting until timeout for monitored process [2024-11-13 21:36:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:24,893 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:24,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:24,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:25,501 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:25,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (877)] Ended with exit code 0 [2024-11-13 21:36:25,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:25,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:25,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:25,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:25,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:25,510 INFO L229 MonitoredProcess]: Starting monitored process 878 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:25,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (878)] Waiting until timeout for monitored process [2024-11-13 21:36:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:25,858 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:25,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:25,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:26,443 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:26,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (878)] Ended with exit code 0 [2024-11-13 21:36:26,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:26,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:26,449 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:26,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:26,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:26,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:26,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:26,452 INFO L229 MonitoredProcess]: Starting monitored process 879 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:26,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (879)] Waiting until timeout for monitored process [2024-11-13 21:36:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:26,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:26,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:26,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:27,345 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:27,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (879)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:27,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:27,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:27,352 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:27,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:27,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:27,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:27,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:27,354 INFO L229 MonitoredProcess]: Starting monitored process 880 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:27,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (880)] Waiting until timeout for monitored process [2024-11-13 21:36:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:27,695 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:27,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:27,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:28,253 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:28,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (880)] Ended with exit code 0 [2024-11-13 21:36:28,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:28,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:28,259 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:28,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:28,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:28,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:28,261 INFO L229 MonitoredProcess]: Starting monitored process 881 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:28,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (881)] Waiting until timeout for monitored process [2024-11-13 21:36:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:28,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:28,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:28,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:29,182 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:29,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (881)] Ended with exit code 0 [2024-11-13 21:36:29,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:29,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:29,189 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:29,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:29,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:29,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:29,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:29,191 INFO L229 MonitoredProcess]: Starting monitored process 882 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:29,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (882)] Waiting until timeout for monitored process [2024-11-13 21:36:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:29,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:29,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:29,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:30,243 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:30,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (882)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:30,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:30,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:30,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:30,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:30,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:30,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:30,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:30,251 INFO L229 MonitoredProcess]: Starting monitored process 883 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:30,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (883)] Waiting until timeout for monitored process [2024-11-13 21:36:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:30,562 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:30,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:30,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:31,083 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:31,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (883)] Ended with exit code 0 [2024-11-13 21:36:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:31,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:31,089 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:31,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:31,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:31,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:31,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:31,092 INFO L229 MonitoredProcess]: Starting monitored process 884 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:31,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (884)] Waiting until timeout for monitored process [2024-11-13 21:36:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:31,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:31,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:31,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:31,847 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:31,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (884)] Ended with exit code 0 [2024-11-13 21:36:31,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:31,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:31,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:31,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:31,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:31,853 INFO L229 MonitoredProcess]: Starting monitored process 885 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:31,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (885)] Waiting until timeout for monitored process [2024-11-13 21:36:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:32,120 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:32,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:32,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:32,519 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:32,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (885)] Ended with exit code 0 [2024-11-13 21:36:32,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:32,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:32,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:32,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:32,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:32,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:32,526 INFO L229 MonitoredProcess]: Starting monitored process 886 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:32,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (886)] Waiting until timeout for monitored process [2024-11-13 21:36:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:32,764 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:32,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:32,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:33,166 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:33,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (886)] Ended with exit code 0 [2024-11-13 21:36:33,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:33,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:33,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:33,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:33,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:33,176 INFO L229 MonitoredProcess]: Starting monitored process 887 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:33,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (887)] Waiting until timeout for monitored process [2024-11-13 21:36:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:33,535 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:33,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:33,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:33,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (887)] Ended with exit code 0 [2024-11-13 21:36:33,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:33,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:33,941 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:33,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:33,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:33,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:33,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:33,943 INFO L229 MonitoredProcess]: Starting monitored process 888 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:33,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (888)] Waiting until timeout for monitored process [2024-11-13 21:36:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:34,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:34,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:34,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:34,576 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:34,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (888)] Ended with exit code 0 [2024-11-13 21:36:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:34,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:34,581 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:34,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:34,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:34,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:34,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:34,582 INFO L229 MonitoredProcess]: Starting monitored process 889 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:34,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (889)] Waiting until timeout for monitored process [2024-11-13 21:36:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:34,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:34,850 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:34,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:35,219 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:35,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (889)] Ended with exit code 0 [2024-11-13 21:36:35,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:35,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:35,224 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:35,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:35,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:35,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:35,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:35,226 INFO L229 MonitoredProcess]: Starting monitored process 890 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:35,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (890)] Waiting until timeout for monitored process [2024-11-13 21:36:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:35,466 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:35,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:35,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:35,881 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:35,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (890)] Ended with exit code 0 [2024-11-13 21:36:35,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:35,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:35,885 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:35,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:35,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:35,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:35,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:35,887 INFO L229 MonitoredProcess]: Starting monitored process 891 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:35,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (891)] Waiting until timeout for monitored process [2024-11-13 21:36:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:36,152 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:36,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:36,182 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:36,579 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:36,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (891)] Ended with exit code 0 [2024-11-13 21:36:36,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:36,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:36,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:36,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:36,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:36,586 INFO L229 MonitoredProcess]: Starting monitored process 892 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:36,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (892)] Waiting until timeout for monitored process [2024-11-13 21:36:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:36,836 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:36,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:36,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:37,264 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:37,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (892)] Ended with exit code 0 [2024-11-13 21:36:37,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:37,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:37,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:37,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:37,270 INFO L229 MonitoredProcess]: Starting monitored process 893 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:37,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (893)] Waiting until timeout for monitored process [2024-11-13 21:36:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:37,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:37,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:37,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:37,951 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:37,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (893)] Ended with exit code 0 [2024-11-13 21:36:37,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:37,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:37,957 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:37,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:37,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:37,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:37,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:37,958 INFO L229 MonitoredProcess]: Starting monitored process 894 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:37,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (894)] Waiting until timeout for monitored process [2024-11-13 21:36:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:38,225 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:38,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:38,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:38,650 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:38,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (894)] Ended with exit code 0 [2024-11-13 21:36:38,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:38,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:38,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:38,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:38,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:38,657 INFO L229 MonitoredProcess]: Starting monitored process 895 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:38,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (895)] Waiting until timeout for monitored process [2024-11-13 21:36:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:38,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:38,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:38,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:39,351 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:39,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (895)] Ended with exit code 0 [2024-11-13 21:36:39,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:39,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:39,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:39,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:39,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:39,358 INFO L229 MonitoredProcess]: Starting monitored process 896 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:39,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (896)] Waiting until timeout for monitored process [2024-11-13 21:36:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:39,771 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:39,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:39,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:40,223 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:40,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (896)] Ended with exit code 0 [2024-11-13 21:36:40,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:40,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:40,228 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:40,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:40,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:40,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:40,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:40,230 INFO L229 MonitoredProcess]: Starting monitored process 897 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:40,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (897)] Waiting until timeout for monitored process [2024-11-13 21:36:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:40,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:40,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:40,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:40,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (897)] Ended with exit code 0 [2024-11-13 21:36:40,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:40,940 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:40,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:40,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:40,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:40,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:40,944 INFO L229 MonitoredProcess]: Starting monitored process 898 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:40,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (898)] Waiting until timeout for monitored process [2024-11-13 21:36:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:41,207 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:41,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:41,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:41,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (898)] Ended with exit code 0 [2024-11-13 21:36:41,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:41,654 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:41,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:41,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:41,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:41,655 INFO L229 MonitoredProcess]: Starting monitored process 899 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:41,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (899)] Waiting until timeout for monitored process [2024-11-13 21:36:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:41,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:41,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:41,945 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:42,341 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:42,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (899)] Ended with exit code 0 [2024-11-13 21:36:42,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:42,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:42,347 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:42,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:42,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:42,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:42,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:42,348 INFO L229 MonitoredProcess]: Starting monitored process 900 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:42,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (900)] Waiting until timeout for monitored process [2024-11-13 21:36:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:42,609 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:42,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:42,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:43,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (900)] Ended with exit code 0 [2024-11-13 21:36:43,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:43,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:43,056 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:43,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:43,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:43,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:43,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:43,058 INFO L229 MonitoredProcess]: Starting monitored process 901 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:43,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (901)] Waiting until timeout for monitored process [2024-11-13 21:36:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:43,316 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:43,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:43,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:43,743 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:43,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (901)] Ended with exit code 0 [2024-11-13 21:36:43,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:43,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:43,747 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:43,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:43,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:43,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:43,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:43,749 INFO L229 MonitoredProcess]: Starting monitored process 902 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:43,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (902)] Waiting until timeout for monitored process [2024-11-13 21:36:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:44,009 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:44,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:44,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:44,442 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:44,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (902)] Ended with exit code 0 [2024-11-13 21:36:44,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:44,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:44,447 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:44,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:44,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:44,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:44,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:44,449 INFO L229 MonitoredProcess]: Starting monitored process 903 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:44,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (903)] Waiting until timeout for monitored process [2024-11-13 21:36:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:44,709 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:44,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:44,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:45,137 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:45,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (903)] Ended with exit code 0 [2024-11-13 21:36:45,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:45,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:45,143 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:45,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:45,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:45,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:45,145 INFO L229 MonitoredProcess]: Starting monitored process 904 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:45,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (904)] Waiting until timeout for monitored process [2024-11-13 21:36:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:45,405 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:45,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:45,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:45,858 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:45,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (904)] Ended with exit code 0 [2024-11-13 21:36:45,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:45,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:45,863 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:45,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:45,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:45,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:45,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:45,865 INFO L229 MonitoredProcess]: Starting monitored process 905 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:45,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (905)] Waiting until timeout for monitored process [2024-11-13 21:36:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:46,128 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:46,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:46,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:46,585 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:46,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (905)] Ended with exit code 0 [2024-11-13 21:36:46,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:46,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:46,590 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:46,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:46,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:46,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:46,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:46,591 INFO L229 MonitoredProcess]: Starting monitored process 906 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:46,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (906)] Waiting until timeout for monitored process [2024-11-13 21:36:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:46,861 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:46,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:46,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:47,348 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:47,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (906)] Ended with exit code 0 [2024-11-13 21:36:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:47,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:47,354 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:47,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:47,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:47,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:47,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:47,356 INFO L229 MonitoredProcess]: Starting monitored process 907 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:47,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (907)] Waiting until timeout for monitored process [2024-11-13 21:36:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:47,695 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:47,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:47,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:48,139 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:48,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (907)] Ended with exit code 0 [2024-11-13 21:36:48,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:48,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:48,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:48,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:48,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:48,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:48,147 INFO L229 MonitoredProcess]: Starting monitored process 908 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:48,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (908)] Waiting until timeout for monitored process [2024-11-13 21:36:48,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:48,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:48,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:48,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:48,910 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:48,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (908)] Ended with exit code 0 [2024-11-13 21:36:48,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:48,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:48,915 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:48,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:48,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:48,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:48,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:48,916 INFO L229 MonitoredProcess]: Starting monitored process 909 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:48,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (909)] Waiting until timeout for monitored process [2024-11-13 21:36:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:49,192 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:49,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:49,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:49,775 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:49,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (909)] Ended with exit code 0 [2024-11-13 21:36:49,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:49,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:49,782 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:49,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:49,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:49,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:49,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:49,785 INFO L229 MonitoredProcess]: Starting monitored process 910 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:49,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (910)] Waiting until timeout for monitored process [2024-11-13 21:36:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:50,086 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:50,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:50,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:50,509 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:50,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (910)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:50,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:50,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:50,514 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:50,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:50,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:50,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:50,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:50,515 INFO L229 MonitoredProcess]: Starting monitored process 911 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:50,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (911)] Waiting until timeout for monitored process [2024-11-13 21:36:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:50,788 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:50,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:50,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:51,233 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:51,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (911)] Ended with exit code 0 [2024-11-13 21:36:51,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:51,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:51,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:51,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:51,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:51,240 INFO L229 MonitoredProcess]: Starting monitored process 912 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:51,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (912)] Waiting until timeout for monitored process [2024-11-13 21:36:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:51,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:51,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:51,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:51,959 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:51,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (912)] Ended with exit code 0 [2024-11-13 21:36:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:51,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:51,964 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:51,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:51,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:51,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:51,966 INFO L229 MonitoredProcess]: Starting monitored process 913 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:51,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (913)] Waiting until timeout for monitored process [2024-11-13 21:36:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:52,251 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:52,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:52,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:52,679 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:52,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (913)] Ended with exit code 0 [2024-11-13 21:36:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:52,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:52,684 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:52,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:52,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:52,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:52,686 INFO L229 MonitoredProcess]: Starting monitored process 914 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:52,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (914)] Waiting until timeout for monitored process [2024-11-13 21:36:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:52,941 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:52,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:52,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:53,358 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:53,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (914)] Ended with exit code 0 [2024-11-13 21:36:53,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:53,363 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:53,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:53,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:53,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:53,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:53,364 INFO L229 MonitoredProcess]: Starting monitored process 915 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:53,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (915)] Waiting until timeout for monitored process [2024-11-13 21:36:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:53,625 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:53,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:53,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:54,062 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:54,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (915)] Ended with exit code 0 [2024-11-13 21:36:54,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:54,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:54,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:54,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:54,069 INFO L229 MonitoredProcess]: Starting monitored process 916 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:54,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (916)] Waiting until timeout for monitored process [2024-11-13 21:36:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:54,328 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:54,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:54,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:54,750 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:54,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (916)] Ended with exit code 0 [2024-11-13 21:36:54,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:54,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:54,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:54,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:54,757 INFO L229 MonitoredProcess]: Starting monitored process 917 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:54,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (917)] Waiting until timeout for monitored process [2024-11-13 21:36:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:55,037 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:55,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:55,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:55,474 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:55,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (917)] Ended with exit code 0 [2024-11-13 21:36:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:55,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:55,480 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:55,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:55,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:55,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:55,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:55,482 INFO L229 MonitoredProcess]: Starting monitored process 918 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:55,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (918)] Waiting until timeout for monitored process [2024-11-13 21:36:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:55,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:55,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:55,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:56,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (918)] Ended with exit code 0 [2024-11-13 21:36:56,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:56,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:56,193 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:56,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:56,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:56,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:56,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:56,195 INFO L229 MonitoredProcess]: Starting monitored process 919 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:56,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (919)] Waiting until timeout for monitored process [2024-11-13 21:36:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:56,455 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:56,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:56,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:56,929 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:56,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (919)] Ended with exit code 0 [2024-11-13 21:36:56,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:56,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:56,933 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:56,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:56,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:56,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:56,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:56,935 INFO L229 MonitoredProcess]: Starting monitored process 920 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:56,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (920)] Waiting until timeout for monitored process [2024-11-13 21:36:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:57,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:57,247 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:57,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:57,662 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:57,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (920)] Ended with exit code 0 [2024-11-13 21:36:57,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:57,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:57,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:57,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:57,669 INFO L229 MonitoredProcess]: Starting monitored process 921 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:57,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (921)] Waiting until timeout for monitored process [2024-11-13 21:36:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:57,947 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:57,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:57,977 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:58,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (921)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:58,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:58,402 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:58,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:58,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:58,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:58,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:58,404 INFO L229 MonitoredProcess]: Starting monitored process 922 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:58,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (922)] Waiting until timeout for monitored process [2024-11-13 21:36:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:58,661 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:58,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:58,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:59,094 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:59,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (922)] Forceful destruction successful, exit code 0 [2024-11-13 21:36:59,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:59,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:59,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:59,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:59,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:59,101 INFO L229 MonitoredProcess]: Starting monitored process 923 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:59,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (923)] Waiting until timeout for monitored process [2024-11-13 21:36:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:59,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:36:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:36:59,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:36:59,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:36:59,958 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:36:59,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (923)] Ended with exit code 0 [2024-11-13 21:36:59,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:36:59,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:36:59,963 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:36:59,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:36:59,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:36:59,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:36:59,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:36:59,965 INFO L229 MonitoredProcess]: Starting monitored process 924 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:36:59,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (924)] Waiting until timeout for monitored process [2024-11-13 21:37:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:00,225 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:00,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:00,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:00,674 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:00,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (924)] Ended with exit code 0 [2024-11-13 21:37:00,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:00,679 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:00,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:00,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:00,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:00,681 INFO L229 MonitoredProcess]: Starting monitored process 925 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:00,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (925)] Waiting until timeout for monitored process [2024-11-13 21:37:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:00,958 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:00,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:00,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:01,387 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:01,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (925)] Ended with exit code 0 [2024-11-13 21:37:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:01,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:01,392 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:01,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:01,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:01,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:01,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:01,393 INFO L229 MonitoredProcess]: Starting monitored process 926 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:01,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (926)] Waiting until timeout for monitored process [2024-11-13 21:37:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:01,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:01,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:01,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:02,100 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:02,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (926)] Ended with exit code 0 [2024-11-13 21:37:02,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:02,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:02,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:02,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:02,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:02,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:02,107 INFO L229 MonitoredProcess]: Starting monitored process 927 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:02,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (927)] Waiting until timeout for monitored process [2024-11-13 21:37:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:02,357 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:02,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:02,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:02,774 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:02,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (927)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:02,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:02,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:02,778 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:02,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:02,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:02,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:02,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:02,780 INFO L229 MonitoredProcess]: Starting monitored process 928 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:02,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (928)] Waiting until timeout for monitored process [2024-11-13 21:37:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:03,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:03,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:03,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:03,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (928)] Ended with exit code 0 [2024-11-13 21:37:03,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:03,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:03,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:03,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:03,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:03,475 INFO L229 MonitoredProcess]: Starting monitored process 929 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:03,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (929)] Waiting until timeout for monitored process [2024-11-13 21:37:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:03,734 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:03,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:03,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:04,164 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:04,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (929)] Ended with exit code 0 [2024-11-13 21:37:04,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:04,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:04,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:04,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:04,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:04,171 INFO L229 MonitoredProcess]: Starting monitored process 930 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:04,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (930)] Waiting until timeout for monitored process [2024-11-13 21:37:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:04,423 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:04,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:04,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:04,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (930)] Ended with exit code 0 [2024-11-13 21:37:04,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:04,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:04,848 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:04,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:04,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:04,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:04,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:04,850 INFO L229 MonitoredProcess]: Starting monitored process 931 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:04,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (931)] Waiting until timeout for monitored process [2024-11-13 21:37:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:05,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:05,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:05,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:05,555 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:05,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (931)] Ended with exit code 0 [2024-11-13 21:37:05,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:05,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:05,561 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:05,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:05,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:05,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:05,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:05,564 INFO L229 MonitoredProcess]: Starting monitored process 932 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:05,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (932)] Waiting until timeout for monitored process [2024-11-13 21:37:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:05,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:05,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:05,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:06,287 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:06,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (932)] Ended with exit code 0 [2024-11-13 21:37:06,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:06,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:06,292 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:06,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:06,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:06,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:06,294 INFO L229 MonitoredProcess]: Starting monitored process 933 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:06,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (933)] Waiting until timeout for monitored process [2024-11-13 21:37:06,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:06,562 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:06,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:06,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:06,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (933)] Ended with exit code 0 [2024-11-13 21:37:06,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:06,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:06,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:06,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:06,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:06,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:06,982 INFO L229 MonitoredProcess]: Starting monitored process 934 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:06,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (934)] Waiting until timeout for monitored process [2024-11-13 21:37:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:07,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:07,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:07,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:07,657 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:07,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (934)] Ended with exit code 0 [2024-11-13 21:37:07,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:07,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:07,662 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:07,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:07,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:07,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:07,664 INFO L229 MonitoredProcess]: Starting monitored process 935 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:07,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (935)] Waiting until timeout for monitored process [2024-11-13 21:37:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:07,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:07,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:07,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:08,357 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:08,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (935)] Ended with exit code 0 [2024-11-13 21:37:08,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:08,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:08,362 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:08,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:08,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:08,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:08,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:08,364 INFO L229 MonitoredProcess]: Starting monitored process 936 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:08,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (936)] Waiting until timeout for monitored process [2024-11-13 21:37:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:08,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:08,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:08,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:09,061 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:09,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (936)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:09,067 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:09,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:09,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:09,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:09,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:09,069 INFO L229 MonitoredProcess]: Starting monitored process 937 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:09,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (937)] Waiting until timeout for monitored process [2024-11-13 21:37:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:09,327 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:09,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:09,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:09,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (937)] Ended with exit code 0 [2024-11-13 21:37:09,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:09,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:09,895 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:09,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:09,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:09,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:09,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:09,896 INFO L229 MonitoredProcess]: Starting monitored process 938 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:09,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (938)] Waiting until timeout for monitored process [2024-11-13 21:37:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:10,145 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:10,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:10,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:10,576 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:10,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (938)] Ended with exit code 0 [2024-11-13 21:37:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:10,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:10,581 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:10,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:10,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:10,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:10,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:10,582 INFO L229 MonitoredProcess]: Starting monitored process 939 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:10,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (939)] Waiting until timeout for monitored process [2024-11-13 21:37:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:10,840 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:10,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:10,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:11,278 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:11,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (939)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:11,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:11,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:11,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:11,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:11,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:11,285 INFO L229 MonitoredProcess]: Starting monitored process 940 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:11,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (940)] Waiting until timeout for monitored process [2024-11-13 21:37:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:11,545 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:11,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:11,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:11,953 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:11,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (940)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:11,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:11,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:11,958 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:11,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:11,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:11,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:11,959 INFO L229 MonitoredProcess]: Starting monitored process 941 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:11,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (941)] Waiting until timeout for monitored process [2024-11-13 21:37:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:12,213 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:12,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:12,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:12,630 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:12,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (941)] Ended with exit code 0 [2024-11-13 21:37:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:12,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:12,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:12,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:12,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:12,637 INFO L229 MonitoredProcess]: Starting monitored process 942 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:12,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (942)] Waiting until timeout for monitored process [2024-11-13 21:37:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:12,896 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:12,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:12,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:13,330 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:13,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (942)] Ended with exit code 0 [2024-11-13 21:37:13,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:13,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:13,335 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:13,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:13,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:13,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:13,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:13,337 INFO L229 MonitoredProcess]: Starting monitored process 943 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:13,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (943)] Waiting until timeout for monitored process [2024-11-13 21:37:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:13,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:13,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:13,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:14,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (943)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:14,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:14,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:14,016 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:14,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:14,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:14,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:14,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:14,018 INFO L229 MonitoredProcess]: Starting monitored process 944 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:14,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (944)] Waiting until timeout for monitored process [2024-11-13 21:37:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:14,272 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:14,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:14,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:14,682 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:14,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (944)] Ended with exit code 0 [2024-11-13 21:37:14,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:14,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:14,686 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:14,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:14,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:14,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:14,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:14,688 INFO L229 MonitoredProcess]: Starting monitored process 945 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:14,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (945)] Waiting until timeout for monitored process [2024-11-13 21:37:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:14,940 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:14,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:14,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:15,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (945)] Ended with exit code 0 [2024-11-13 21:37:15,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:15,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:15,376 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:15,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:15,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:15,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:15,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:15,377 INFO L229 MonitoredProcess]: Starting monitored process 946 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:15,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (946)] Waiting until timeout for monitored process [2024-11-13 21:37:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:15,645 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:15,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:15,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:16,073 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:16,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (946)] Ended with exit code 0 [2024-11-13 21:37:16,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:16,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:16,078 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:16,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:16,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:16,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:16,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:16,080 INFO L229 MonitoredProcess]: Starting monitored process 947 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:16,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (947)] Waiting until timeout for monitored process [2024-11-13 21:37:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:16,331 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:16,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:16,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:16,747 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:16,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (947)] Ended with exit code 0 [2024-11-13 21:37:16,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:16,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:16,752 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:16,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:16,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:16,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:16,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:16,754 INFO L229 MonitoredProcess]: Starting monitored process 948 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:16,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (948)] Waiting until timeout for monitored process [2024-11-13 21:37:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:17,008 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:17,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:17,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:17,487 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:17,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (948)] Ended with exit code 0 [2024-11-13 21:37:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:17,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:17,492 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:17,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:17,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:17,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:17,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:17,493 INFO L229 MonitoredProcess]: Starting monitored process 949 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:17,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (949)] Waiting until timeout for monitored process [2024-11-13 21:37:17,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:17,744 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:17,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:17,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:18,156 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:18,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (949)] Ended with exit code 0 [2024-11-13 21:37:18,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:18,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:18,162 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:18,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:18,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:18,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:18,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:18,163 INFO L229 MonitoredProcess]: Starting monitored process 950 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:18,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (950)] Waiting until timeout for monitored process [2024-11-13 21:37:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:18,415 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:18,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:18,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:18,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (950)] Ended with exit code 0 [2024-11-13 21:37:18,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:18,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:18,849 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:18,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:18,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:18,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:18,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:18,851 INFO L229 MonitoredProcess]: Starting monitored process 951 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:18,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (951)] Waiting until timeout for monitored process [2024-11-13 21:37:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:19,106 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:19,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:19,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:19,522 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:19,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (951)] Ended with exit code 0 [2024-11-13 21:37:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:19,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:19,527 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:19,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:19,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:19,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:19,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:19,529 INFO L229 MonitoredProcess]: Starting monitored process 952 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:19,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (952)] Waiting until timeout for monitored process [2024-11-13 21:37:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:19,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:19,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:19,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:20,237 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:20,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (952)] Ended with exit code 0 [2024-11-13 21:37:20,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:20,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:20,242 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:20,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:20,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:20,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:20,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:20,244 INFO L229 MonitoredProcess]: Starting monitored process 953 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:20,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (953)] Waiting until timeout for monitored process [2024-11-13 21:37:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:20,495 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:20,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:20,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:20,912 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:20,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (953)] Ended with exit code 0 [2024-11-13 21:37:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:20,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:20,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:20,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:20,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:20,918 INFO L229 MonitoredProcess]: Starting monitored process 954 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:20,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (954)] Waiting until timeout for monitored process [2024-11-13 21:37:21,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:21,174 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:21,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:21,204 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:21,596 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:21,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (954)] Ended with exit code 0 [2024-11-13 21:37:21,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:21,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:21,601 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:21,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:21,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:21,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:21,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:21,603 INFO L229 MonitoredProcess]: Starting monitored process 955 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:21,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (955)] Waiting until timeout for monitored process [2024-11-13 21:37:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:21,861 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:21,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:21,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:22,406 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:22,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (955)] Ended with exit code 0 [2024-11-13 21:37:22,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:22,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:22,411 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:22,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:22,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:22,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:22,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:22,413 INFO L229 MonitoredProcess]: Starting monitored process 956 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:22,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (956)] Waiting until timeout for monitored process [2024-11-13 21:37:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:22,666 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:22,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:22,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:23,088 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:23,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (956)] Ended with exit code 0 [2024-11-13 21:37:23,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:23,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:23,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:23,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:23,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:23,094 INFO L229 MonitoredProcess]: Starting monitored process 957 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:23,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (957)] Waiting until timeout for monitored process [2024-11-13 21:37:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:23,357 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:23,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:23,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:23,795 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:23,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (957)] Ended with exit code 0 [2024-11-13 21:37:23,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:23,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:23,800 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:23,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:23,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:23,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:23,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:23,802 INFO L229 MonitoredProcess]: Starting monitored process 958 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:23,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (958)] Waiting until timeout for monitored process [2024-11-13 21:37:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:24,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:24,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:24,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:24,493 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:24,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (958)] Ended with exit code 0 [2024-11-13 21:37:24,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:24,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:24,498 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:24,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:24,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:24,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:24,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:24,500 INFO L229 MonitoredProcess]: Starting monitored process 959 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:24,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (959)] Waiting until timeout for monitored process [2024-11-13 21:37:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:24,772 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:24,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:24,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:25,197 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:25,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (959)] Ended with exit code 0 [2024-11-13 21:37:25,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:25,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:25,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:25,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:25,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:25,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:25,203 INFO L229 MonitoredProcess]: Starting monitored process 960 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:25,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (960)] Waiting until timeout for monitored process [2024-11-13 21:37:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:25,453 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:25,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:25,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:25,892 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:25,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (960)] Ended with exit code 0 [2024-11-13 21:37:25,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:25,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:25,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:25,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:25,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:25,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:25,898 INFO L229 MonitoredProcess]: Starting monitored process 961 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:25,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (961)] Waiting until timeout for monitored process [2024-11-13 21:37:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:26,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:26,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:26,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:26,575 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:26,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (961)] Ended with exit code 0 [2024-11-13 21:37:26,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:26,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:26,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:26,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:26,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:26,582 INFO L229 MonitoredProcess]: Starting monitored process 962 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:26,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (962)] Waiting until timeout for monitored process [2024-11-13 21:37:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:26,835 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:26,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:26,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:27,249 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:27,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (962)] Ended with exit code 0 [2024-11-13 21:37:27,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:27,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:27,254 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:27,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:27,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:27,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:27,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:27,255 INFO L229 MonitoredProcess]: Starting monitored process 963 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:27,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (963)] Waiting until timeout for monitored process [2024-11-13 21:37:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:27,514 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:27,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:27,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:27,941 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:27,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (963)] Ended with exit code 0 [2024-11-13 21:37:27,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:27,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:27,946 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:27,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:27,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:27,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:27,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:27,948 INFO L229 MonitoredProcess]: Starting monitored process 964 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:27,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (964)] Waiting until timeout for monitored process [2024-11-13 21:37:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:28,200 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:28,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:28,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:28,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (964)] Ended with exit code 0 [2024-11-13 21:37:28,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:28,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:28,627 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:28,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:28,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:28,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:28,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:28,629 INFO L229 MonitoredProcess]: Starting monitored process 965 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:28,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (965)] Waiting until timeout for monitored process [2024-11-13 21:37:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:28,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:28,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:28,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:29,294 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:29,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (965)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:29,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:29,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:29,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:29,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:29,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:29,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:29,299 INFO L229 MonitoredProcess]: Starting monitored process 966 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:29,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (966)] Waiting until timeout for monitored process [2024-11-13 21:37:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:29,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:29,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:29,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:29,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:30,091 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:30,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (966)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:30,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:30,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:30,097 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:30,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:30,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:30,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:30,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:30,099 INFO L229 MonitoredProcess]: Starting monitored process 967 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:30,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (967)] Waiting until timeout for monitored process [2024-11-13 21:37:30,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:30,350 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:30,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:30,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:30,773 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:30,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (967)] Ended with exit code 0 [2024-11-13 21:37:30,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:30,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:30,779 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:30,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:30,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:30,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:30,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:30,780 INFO L229 MonitoredProcess]: Starting monitored process 968 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:30,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (968)] Waiting until timeout for monitored process [2024-11-13 21:37:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:31,039 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:31,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:31,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:31,452 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:31,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (968)] Ended with exit code 0 [2024-11-13 21:37:31,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:31,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:31,457 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:31,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:31,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:31,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:31,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:31,459 INFO L229 MonitoredProcess]: Starting monitored process 969 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:31,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (969)] Waiting until timeout for monitored process [2024-11-13 21:37:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:31,717 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:31,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:31,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:32,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (969)] Ended with exit code 0 [2024-11-13 21:37:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:32,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:32,139 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:32,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:32,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:32,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:32,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:32,140 INFO L229 MonitoredProcess]: Starting monitored process 970 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:32,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (970)] Waiting until timeout for monitored process [2024-11-13 21:37:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:32,393 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:32,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:32,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:32,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (970)] Ended with exit code 0 [2024-11-13 21:37:32,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:32,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:32,835 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:32,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:32,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:32,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:32,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:32,836 INFO L229 MonitoredProcess]: Starting monitored process 971 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:32,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (971)] Waiting until timeout for monitored process [2024-11-13 21:37:33,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:33,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:33,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:33,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:33,518 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:33,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (971)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:33,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:33,523 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:33,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:33,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:33,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:33,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:33,525 INFO L229 MonitoredProcess]: Starting monitored process 972 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:33,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (972)] Waiting until timeout for monitored process [2024-11-13 21:37:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:33,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:33,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:33,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:34,191 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:34,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (972)] Ended with exit code 0 [2024-11-13 21:37:34,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:34,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:34,196 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:34,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:34,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:34,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:34,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:34,198 INFO L229 MonitoredProcess]: Starting monitored process 973 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:34,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (973)] Waiting until timeout for monitored process [2024-11-13 21:37:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:34,449 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:34,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:34,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:34,867 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:34,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (973)] Ended with exit code 0 [2024-11-13 21:37:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:34,873 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:34,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:34,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:34,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:34,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:34,874 INFO L229 MonitoredProcess]: Starting monitored process 974 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:34,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (974)] Waiting until timeout for monitored process [2024-11-13 21:37:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:35,170 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:35,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:35,200 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:35,608 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:35,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (974)] Ended with exit code 0 [2024-11-13 21:37:35,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:35,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:35,613 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:35,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:35,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:35,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:35,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:35,614 INFO L229 MonitoredProcess]: Starting monitored process 975 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:35,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (975)] Waiting until timeout for monitored process [2024-11-13 21:37:35,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:35,880 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:35,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:35,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:36,324 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:36,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (975)] Ended with exit code 0 [2024-11-13 21:37:36,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:36,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:36,329 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:36,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:36,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:36,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:36,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:36,331 INFO L229 MonitoredProcess]: Starting monitored process 976 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:36,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (976)] Waiting until timeout for monitored process [2024-11-13 21:37:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:36,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:36,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:36,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:37,002 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:37,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (976)] Ended with exit code 0 [2024-11-13 21:37:37,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:37,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:37,007 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:37,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:37,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:37,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:37,009 INFO L229 MonitoredProcess]: Starting monitored process 977 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:37,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (977)] Waiting until timeout for monitored process [2024-11-13 21:37:37,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:37,319 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:37,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:37,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:37,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (977)] Ended with exit code 0 [2024-11-13 21:37:37,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:37,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:37,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:37,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:37,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:37,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:37,736 INFO L229 MonitoredProcess]: Starting monitored process 978 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:37,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (978)] Waiting until timeout for monitored process [2024-11-13 21:37:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:37,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:38,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:38,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:38,405 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:38,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (978)] Ended with exit code 0 [2024-11-13 21:37:38,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:38,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:38,409 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:38,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:38,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:38,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:38,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:38,411 INFO L229 MonitoredProcess]: Starting monitored process 979 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:38,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (979)] Waiting until timeout for monitored process [2024-11-13 21:37:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:38,665 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:38,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:38,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:39,109 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:39,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (979)] Ended with exit code 0 [2024-11-13 21:37:39,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:39,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:39,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:39,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:39,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:39,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:39,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:39,116 INFO L229 MonitoredProcess]: Starting monitored process 980 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:39,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (980)] Waiting until timeout for monitored process [2024-11-13 21:37:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:39,418 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:39,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:39,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:40,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (980)] Ended with exit code 0 [2024-11-13 21:37:40,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:40,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:40,005 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:40,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:40,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:40,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:40,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:40,007 INFO L229 MonitoredProcess]: Starting monitored process 981 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:40,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (981)] Waiting until timeout for monitored process [2024-11-13 21:37:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:40,260 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:40,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:40,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:40,679 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:40,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (981)] Ended with exit code 0 [2024-11-13 21:37:40,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:40,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:40,684 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:40,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:40,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:40,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:40,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:40,686 INFO L229 MonitoredProcess]: Starting monitored process 982 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:40,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (982)] Waiting until timeout for monitored process [2024-11-13 21:37:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:40,936 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:40,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:40,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:41,347 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:41,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (982)] Ended with exit code 0 [2024-11-13 21:37:41,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:41,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:41,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:41,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:41,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:41,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:41,353 INFO L229 MonitoredProcess]: Starting monitored process 983 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:41,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (983)] Waiting until timeout for monitored process [2024-11-13 21:37:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:41,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:41,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:41,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:41,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:42,034 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:42,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (983)] Ended with exit code 0 [2024-11-13 21:37:42,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:42,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:42,039 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:42,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:42,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:42,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:42,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:42,040 INFO L229 MonitoredProcess]: Starting monitored process 984 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:42,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (984)] Waiting until timeout for monitored process [2024-11-13 21:37:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:42,291 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:42,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:42,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:42,707 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:42,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (984)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:42,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:42,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:42,712 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:42,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:42,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:42,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:42,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:42,714 INFO L229 MonitoredProcess]: Starting monitored process 985 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:42,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (985)] Waiting until timeout for monitored process [2024-11-13 21:37:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:42,967 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:42,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:42,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:43,379 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:43,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (985)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:43,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:43,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:43,384 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:43,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:43,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:43,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:43,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:43,386 INFO L229 MonitoredProcess]: Starting monitored process 986 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:43,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (986)] Waiting until timeout for monitored process [2024-11-13 21:37:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:43,647 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:43,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:43,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:44,096 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:44,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (986)] Ended with exit code 0 [2024-11-13 21:37:44,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:44,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:44,100 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:44,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:44,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:44,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:44,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:44,102 INFO L229 MonitoredProcess]: Starting monitored process 987 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:44,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (987)] Waiting until timeout for monitored process [2024-11-13 21:37:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:44,353 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:44,382 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:44,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:44,773 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:44,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (987)] Ended with exit code 0 [2024-11-13 21:37:44,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:44,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:44,777 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:44,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:44,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:44,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:44,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:44,779 INFO L229 MonitoredProcess]: Starting monitored process 988 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:44,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (988)] Waiting until timeout for monitored process [2024-11-13 21:37:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:45,070 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:45,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:45,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:45,491 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:45,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (988)] Ended with exit code 0 [2024-11-13 21:37:45,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:45,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:45,496 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:45,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:45,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:45,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:45,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:45,498 INFO L229 MonitoredProcess]: Starting monitored process 989 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:45,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (989)] Waiting until timeout for monitored process [2024-11-13 21:37:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:45,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:45,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:45,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:46,192 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:46,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (989)] Ended with exit code 0 [2024-11-13 21:37:46,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:46,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:46,196 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:46,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:46,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:46,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:46,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:46,198 INFO L229 MonitoredProcess]: Starting monitored process 990 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:46,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (990)] Waiting until timeout for monitored process [2024-11-13 21:37:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:46,452 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:46,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:46,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:46,871 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:46,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (990)] Ended with exit code 0 [2024-11-13 21:37:46,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:46,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:46,876 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:46,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:46,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:46,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:46,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:46,877 INFO L229 MonitoredProcess]: Starting monitored process 991 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:46,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (991)] Waiting until timeout for monitored process [2024-11-13 21:37:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:47,152 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:47,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:47,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:47,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (991)] Ended with exit code 0 [2024-11-13 21:37:47,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:47,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:47,575 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:47,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:47,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:47,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:47,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:47,577 INFO L229 MonitoredProcess]: Starting monitored process 992 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:47,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (992)] Waiting until timeout for monitored process [2024-11-13 21:37:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:47,831 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:47,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:47,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:48,255 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:48,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (992)] Ended with exit code 0 [2024-11-13 21:37:48,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:48,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:48,260 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:48,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:48,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:48,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:48,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:48,261 INFO L229 MonitoredProcess]: Starting monitored process 993 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:48,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (993)] Waiting until timeout for monitored process [2024-11-13 21:37:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:48,512 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:48,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:48,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:48,922 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:48,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (993)] Ended with exit code 0 [2024-11-13 21:37:48,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:48,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:48,927 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:48,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:48,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:48,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:48,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:48,928 INFO L229 MonitoredProcess]: Starting monitored process 994 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:48,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (994)] Waiting until timeout for monitored process [2024-11-13 21:37:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:49,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:49,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:49,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:49,668 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:49,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (994)] Ended with exit code 0 [2024-11-13 21:37:49,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:49,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:49,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:49,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:49,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:49,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:49,676 INFO L229 MonitoredProcess]: Starting monitored process 995 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:49,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (995)] Waiting until timeout for monitored process [2024-11-13 21:37:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:49,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:50,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:50,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:50,391 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:50,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (995)] Ended with exit code 0 [2024-11-13 21:37:50,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:50,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:50,396 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:50,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:50,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:50,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:50,397 INFO L229 MonitoredProcess]: Starting monitored process 996 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:50,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (996)] Waiting until timeout for monitored process [2024-11-13 21:37:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:50,652 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:50,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:50,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:51,076 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:51,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (996)] Ended with exit code 0 [2024-11-13 21:37:51,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:51,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:51,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:51,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:51,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:51,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:51,083 INFO L229 MonitoredProcess]: Starting monitored process 997 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:51,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (997)] Waiting until timeout for monitored process [2024-11-13 21:37:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:51,337 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:51,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:51,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:51,757 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:51,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (997)] Ended with exit code 0 [2024-11-13 21:37:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:51,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:51,762 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:51,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:51,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:51,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:51,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:51,764 INFO L229 MonitoredProcess]: Starting monitored process 998 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:51,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (998)] Waiting until timeout for monitored process [2024-11-13 21:37:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:52,016 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:52,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:52,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:52,439 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:52,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (998)] Ended with exit code 0 [2024-11-13 21:37:52,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:52,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:52,444 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:52,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:52,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:52,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:52,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:52,445 INFO L229 MonitoredProcess]: Starting monitored process 999 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:52,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (999)] Waiting until timeout for monitored process [2024-11-13 21:37:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:52,697 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:52,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:52,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:53,124 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:53,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (999)] Ended with exit code 0 [2024-11-13 21:37:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:53,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:53,129 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:53,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:53,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:53,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:53,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:53,130 INFO L229 MonitoredProcess]: Starting monitored process 1000 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:53,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1000)] Waiting until timeout for monitored process [2024-11-13 21:37:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:53,394 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:53,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:53,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:53,844 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:53,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1000)] Ended with exit code 0 [2024-11-13 21:37:53,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:53,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:53,849 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:53,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:53,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:53,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:53,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:53,851 INFO L229 MonitoredProcess]: Starting monitored process 1001 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:53,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1001)] Waiting until timeout for monitored process [2024-11-13 21:37:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:54,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:54,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:54,159 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:54,582 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:54,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1001)] Ended with exit code 0 [2024-11-13 21:37:54,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:54,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:54,590 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:54,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:54,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:54,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:54,592 INFO L229 MonitoredProcess]: Starting monitored process 1002 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:54,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1002)] Waiting until timeout for monitored process [2024-11-13 21:37:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:54,863 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:54,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:54,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:55,343 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:55,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1002)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:55,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:55,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:55,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:55,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:55,350 INFO L229 MonitoredProcess]: Starting monitored process 1003 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:55,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1003)] Waiting until timeout for monitored process [2024-11-13 21:37:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:55,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:55,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:55,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:56,079 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:56,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1003)] Ended with exit code 0 [2024-11-13 21:37:56,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:56,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:56,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:56,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:56,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:56,085 INFO L229 MonitoredProcess]: Starting monitored process 1004 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:56,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1004)] Waiting until timeout for monitored process [2024-11-13 21:37:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:56,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:56,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:56,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:56,805 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:56,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1004)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:56,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:56,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:56,810 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:56,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:56,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:56,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:56,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:56,811 INFO L229 MonitoredProcess]: Starting monitored process 1005 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:56,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1005)] Waiting until timeout for monitored process [2024-11-13 21:37:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:57,086 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:57,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:57,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:57,535 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:57,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1005)] Ended with exit code 0 [2024-11-13 21:37:57,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:57,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:57,540 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:57,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:57,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:57,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:57,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:57,542 INFO L229 MonitoredProcess]: Starting monitored process 1006 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:57,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1006)] Waiting until timeout for monitored process [2024-11-13 21:37:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:57,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:57,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:57,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:58,261 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:58,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1006)] Ended with exit code 0 [2024-11-13 21:37:58,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:58,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:58,266 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:58,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:58,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:58,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:58,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:58,268 INFO L229 MonitoredProcess]: Starting monitored process 1007 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:58,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1007)] Waiting until timeout for monitored process [2024-11-13 21:37:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:58,552 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:58,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:58,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:58,999 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:59,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1007)] Ended with exit code 0 [2024-11-13 21:37:59,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:59,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:59,004 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:59,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:59,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:59,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:59,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:59,006 INFO L229 MonitoredProcess]: Starting monitored process 1008 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:59,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1008)] Waiting until timeout for monitored process [2024-11-13 21:37:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:59,280 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:37:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:37:59,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:37:59,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:37:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:37:59,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1008)] Forceful destruction successful, exit code 0 [2024-11-13 21:37:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:37:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:37:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:37:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:37:59,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:37:59,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:37:59,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:37:59,887 INFO L229 MonitoredProcess]: Starting monitored process 1009 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:37:59,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1009)] Waiting until timeout for monitored process [2024-11-13 21:38:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:00,185 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:00,215 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:00,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:00,652 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:00,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1009)] Ended with exit code 0 [2024-11-13 21:38:00,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:00,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:00,657 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:00,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:00,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:00,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:00,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:00,659 INFO L229 MonitoredProcess]: Starting monitored process 1010 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:00,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1010)] Waiting until timeout for monitored process [2024-11-13 21:38:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:00,928 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:00,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:00,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:01,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1010)] Ended with exit code 0 [2024-11-13 21:38:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:01,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:01,392 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:01,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:01,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:01,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:01,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:01,394 INFO L229 MonitoredProcess]: Starting monitored process 1011 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:01,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1011)] Waiting until timeout for monitored process [2024-11-13 21:38:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:01,702 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:01,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:01,734 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:02,203 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:02,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1011)] Ended with exit code 0 [2024-11-13 21:38:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:02,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:02,210 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:02,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:02,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:02,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:02,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:02,212 INFO L229 MonitoredProcess]: Starting monitored process 1012 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:02,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1012)] Waiting until timeout for monitored process [2024-11-13 21:38:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:02,589 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:02,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:02,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:03,085 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:03,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1012)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:03,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:03,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:03,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:03,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:03,093 INFO L229 MonitoredProcess]: Starting monitored process 1013 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:03,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1013)] Waiting until timeout for monitored process [2024-11-13 21:38:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:03,434 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:03,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:03,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:03,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:04,012 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:04,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1013)] Ended with exit code 0 [2024-11-13 21:38:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:04,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:04,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:04,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:04,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:04,021 INFO L229 MonitoredProcess]: Starting monitored process 1014 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:04,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1014)] Waiting until timeout for monitored process [2024-11-13 21:38:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:04,408 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:04,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:04,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:04,990 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:04,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1014)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:04,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:04,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:04,998 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:04,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:04,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:04,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:04,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:05,000 INFO L229 MonitoredProcess]: Starting monitored process 1015 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:05,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1015)] Waiting until timeout for monitored process [2024-11-13 21:38:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:05,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:05,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:05,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:05,948 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:05,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1015)] Ended with exit code 0 [2024-11-13 21:38:05,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:05,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:05,954 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:05,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:05,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:05,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:05,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:05,956 INFO L229 MonitoredProcess]: Starting monitored process 1016 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:05,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1016)] Waiting until timeout for monitored process [2024-11-13 21:38:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:06,330 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:06,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:06,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:06,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1016)] Ended with exit code 0 [2024-11-13 21:38:06,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:06,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:06,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:06,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:06,926 INFO L229 MonitoredProcess]: Starting monitored process 1017 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:06,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1017)] Waiting until timeout for monitored process [2024-11-13 21:38:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:07,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:07,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:07,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:07,857 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:07,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1017)] Ended with exit code 0 [2024-11-13 21:38:07,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:07,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:07,863 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:07,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:07,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:07,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:07,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:07,865 INFO L229 MonitoredProcess]: Starting monitored process 1018 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:07,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1018)] Waiting until timeout for monitored process [2024-11-13 21:38:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:08,223 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:08,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:08,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:08,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1018)] Ended with exit code 0 [2024-11-13 21:38:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:08,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:08,845 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:08,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:08,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:08,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:08,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:08,847 INFO L229 MonitoredProcess]: Starting monitored process 1019 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:08,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1019)] Waiting until timeout for monitored process [2024-11-13 21:38:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:09,199 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:09,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:09,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:09,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1019)] Ended with exit code 0 [2024-11-13 21:38:09,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:09,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:09,858 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:09,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:09,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:09,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:09,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:09,861 INFO L229 MonitoredProcess]: Starting monitored process 1020 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:09,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1020)] Waiting until timeout for monitored process [2024-11-13 21:38:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:10,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:10,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:10,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:10,849 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:10,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1020)] Ended with exit code 0 [2024-11-13 21:38:10,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:10,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:10,856 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:10,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:10,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:10,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:10,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:10,858 INFO L229 MonitoredProcess]: Starting monitored process 1021 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:10,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1021)] Waiting until timeout for monitored process [2024-11-13 21:38:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:11,215 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:11,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:11,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:11,789 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:11,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1021)] Ended with exit code 0 [2024-11-13 21:38:11,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:11,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:11,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:11,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:11,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:11,798 INFO L229 MonitoredProcess]: Starting monitored process 1022 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:11,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1022)] Waiting until timeout for monitored process [2024-11-13 21:38:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:12,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:12,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:12,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:12,736 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:12,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1022)] Ended with exit code 0 [2024-11-13 21:38:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:12,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:12,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:12,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:12,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:12,745 INFO L229 MonitoredProcess]: Starting monitored process 1023 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:12,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1023)] Waiting until timeout for monitored process [2024-11-13 21:38:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:13,095 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:13,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:13,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:13,682 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:13,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1023)] Ended with exit code 0 [2024-11-13 21:38:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:13,687 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:13,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:13,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:13,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:13,690 INFO L229 MonitoredProcess]: Starting monitored process 1024 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:13,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1024)] Waiting until timeout for monitored process [2024-11-13 21:38:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:14,050 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:14,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:14,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:14,624 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:14,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1024)] Ended with exit code 0 [2024-11-13 21:38:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:14,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:14,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:14,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:14,632 INFO L229 MonitoredProcess]: Starting monitored process 1025 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:14,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1025)] Waiting until timeout for monitored process [2024-11-13 21:38:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:14,990 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:15,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:15,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:15,574 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:15,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1025)] Ended with exit code 0 [2024-11-13 21:38:15,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:15,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:15,581 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:15,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:15,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:15,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:15,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:15,583 INFO L229 MonitoredProcess]: Starting monitored process 1026 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:15,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1026)] Waiting until timeout for monitored process [2024-11-13 21:38:15,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:15,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:16,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:16,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:16,547 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:16,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1026)] Ended with exit code 0 [2024-11-13 21:38:16,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:16,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:16,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:16,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:16,555 INFO L229 MonitoredProcess]: Starting monitored process 1027 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:16,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1027)] Waiting until timeout for monitored process [2024-11-13 21:38:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:16,905 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:16,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:16,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:17,495 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:17,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1027)] Ended with exit code 0 [2024-11-13 21:38:17,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:17,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:17,501 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:17,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:17,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:17,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:17,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:17,503 INFO L229 MonitoredProcess]: Starting monitored process 1028 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:17,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1028)] Waiting until timeout for monitored process [2024-11-13 21:38:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:17,780 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:17,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:17,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:18,253 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:18,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1028)] Ended with exit code 0 [2024-11-13 21:38:18,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:18,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:18,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:18,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:18,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:18,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:18,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:18,260 INFO L229 MonitoredProcess]: Starting monitored process 1029 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:18,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1029)] Waiting until timeout for monitored process [2024-11-13 21:38:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:18,533 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:18,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:18,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:18,999 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:19,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1029)] Ended with exit code 0 [2024-11-13 21:38:19,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:19,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:19,004 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:19,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:19,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:19,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:19,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:19,005 INFO L229 MonitoredProcess]: Starting monitored process 1030 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:19,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1030)] Waiting until timeout for monitored process [2024-11-13 21:38:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:19,280 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:19,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:19,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:19,860 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:19,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1030)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:19,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:19,865 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:19,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:19,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:19,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:19,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:19,867 INFO L229 MonitoredProcess]: Starting monitored process 1031 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:19,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1031)] Waiting until timeout for monitored process [2024-11-13 21:38:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:20,138 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:20,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:20,168 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:20,585 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:20,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1031)] Ended with exit code 0 [2024-11-13 21:38:20,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:20,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:20,590 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:20,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:20,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:20,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:20,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:20,592 INFO L229 MonitoredProcess]: Starting monitored process 1032 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:20,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1032)] Waiting until timeout for monitored process [2024-11-13 21:38:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:20,864 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:20,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:20,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:21,324 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:21,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1032)] Ended with exit code 0 [2024-11-13 21:38:21,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:21,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:21,329 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:21,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:21,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:21,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:21,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:21,331 INFO L229 MonitoredProcess]: Starting monitored process 1033 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:21,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1033)] Waiting until timeout for monitored process [2024-11-13 21:38:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:21,599 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:21,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:21,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:22,063 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:22,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1033)] Ended with exit code 0 [2024-11-13 21:38:22,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:22,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:22,068 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:22,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:22,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:22,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:22,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:22,070 INFO L229 MonitoredProcess]: Starting monitored process 1034 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:22,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1034)] Waiting until timeout for monitored process [2024-11-13 21:38:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:22,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:22,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:22,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:22,783 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:22,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1034)] Ended with exit code 0 [2024-11-13 21:38:22,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:22,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:22,787 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:22,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:22,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:22,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:22,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:22,789 INFO L229 MonitoredProcess]: Starting monitored process 1035 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:22,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1035)] Waiting until timeout for monitored process [2024-11-13 21:38:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:23,052 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:23,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:23,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:23,490 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:23,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1035)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:23,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:23,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:23,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:23,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:23,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:23,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:23,497 INFO L229 MonitoredProcess]: Starting monitored process 1036 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:23,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1036)] Waiting until timeout for monitored process [2024-11-13 21:38:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:23,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:23,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:23,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:24,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1036)] Ended with exit code 0 [2024-11-13 21:38:24,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:24,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:24,223 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:24,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:24,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:24,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:24,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:24,225 INFO L229 MonitoredProcess]: Starting monitored process 1037 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:24,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1037)] Waiting until timeout for monitored process [2024-11-13 21:38:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:24,493 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:24,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:24,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:24,947 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:24,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1037)] Ended with exit code 0 [2024-11-13 21:38:24,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:24,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:24,952 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:24,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:24,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:24,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:24,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:24,954 INFO L229 MonitoredProcess]: Starting monitored process 1038 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:24,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1038)] Waiting until timeout for monitored process [2024-11-13 21:38:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:25,222 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:25,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:25,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:25,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1038)] Ended with exit code 0 [2024-11-13 21:38:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:25,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:25,671 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:25,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:25,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:25,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:25,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:25,672 INFO L229 MonitoredProcess]: Starting monitored process 1039 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:25,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1039)] Waiting until timeout for monitored process [2024-11-13 21:38:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:25,954 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:25,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:25,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:26,411 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:26,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1039)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:26,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:26,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:26,416 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:26,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:26,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:26,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:26,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:26,417 INFO L229 MonitoredProcess]: Starting monitored process 1040 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:26,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1040)] Waiting until timeout for monitored process [2024-11-13 21:38:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:26,686 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:26,717 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:26,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:27,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1040)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:27,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:27,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:27,125 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:27,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:27,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:27,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:27,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:27,126 INFO L229 MonitoredProcess]: Starting monitored process 1041 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:27,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1041)] Waiting until timeout for monitored process [2024-11-13 21:38:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:27,399 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:27,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:27,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:27,854 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:27,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1041)] Ended with exit code 0 [2024-11-13 21:38:27,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:27,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:27,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:27,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:27,862 INFO L229 MonitoredProcess]: Starting monitored process 1042 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:27,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1042)] Waiting until timeout for monitored process [2024-11-13 21:38:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:28,134 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:28,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:28,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:28,569 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:28,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1042)] Ended with exit code 0 [2024-11-13 21:38:28,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:28,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:28,574 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:28,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:28,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:28,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:28,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:28,576 INFO L229 MonitoredProcess]: Starting monitored process 1043 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:28,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1043)] Waiting until timeout for monitored process [2024-11-13 21:38:28,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:28,841 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:28,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:28,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:29,282 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:29,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1043)] Ended with exit code 0 [2024-11-13 21:38:29,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:29,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:29,286 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:29,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:29,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:29,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:29,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:29,288 INFO L229 MonitoredProcess]: Starting monitored process 1044 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:29,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1044)] Waiting until timeout for monitored process [2024-11-13 21:38:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:29,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:29,584 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:29,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:30,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1044)] Ended with exit code 0 [2024-11-13 21:38:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:30,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:30,010 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:30,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:30,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:30,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:30,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:30,012 INFO L229 MonitoredProcess]: Starting monitored process 1045 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:30,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1045)] Waiting until timeout for monitored process [2024-11-13 21:38:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:30,296 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:30,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:30,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:30,823 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:30,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1045)] Ended with exit code 0 [2024-11-13 21:38:30,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:30,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:30,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:30,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:30,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:30,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:30,830 INFO L229 MonitoredProcess]: Starting monitored process 1046 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:30,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1046)] Waiting until timeout for monitored process [2024-11-13 21:38:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:31,095 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:31,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:31,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:31,551 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:31,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1046)] Ended with exit code 0 [2024-11-13 21:38:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:31,556 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:31,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:31,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:31,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:31,558 INFO L229 MonitoredProcess]: Starting monitored process 1047 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:31,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1047)] Waiting until timeout for monitored process [2024-11-13 21:38:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:31,831 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:31,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:31,861 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:32,270 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:32,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1047)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:32,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:32,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:32,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:32,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:32,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:32,277 INFO L229 MonitoredProcess]: Starting monitored process 1048 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:32,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1048)] Waiting until timeout for monitored process [2024-11-13 21:38:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:32,536 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:32,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:32,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:32,989 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:32,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1048)] Ended with exit code 0 [2024-11-13 21:38:32,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:32,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:32,993 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:32,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:32,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:32,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:32,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:32,995 INFO L229 MonitoredProcess]: Starting monitored process 1049 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:32,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1049)] Waiting until timeout for monitored process [2024-11-13 21:38:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:33,267 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:33,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:33,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:33,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1049)] Ended with exit code 0 [2024-11-13 21:38:33,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:33,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:33,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:33,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:33,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:33,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:33,719 INFO L229 MonitoredProcess]: Starting monitored process 1050 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:33,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1050)] Waiting until timeout for monitored process [2024-11-13 21:38:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:33,992 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:34,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:34,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:34,429 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:34,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1050)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:34,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:34,436 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:34,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:34,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:34,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:34,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:34,438 INFO L229 MonitoredProcess]: Starting monitored process 1051 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:34,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1051)] Waiting until timeout for monitored process [2024-11-13 21:38:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:34,706 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:34,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:34,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:35,149 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:35,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1051)] Ended with exit code 0 [2024-11-13 21:38:35,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:35,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:35,153 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:35,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:35,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:35,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:35,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:35,155 INFO L229 MonitoredProcess]: Starting monitored process 1052 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:35,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1052)] Waiting until timeout for monitored process [2024-11-13 21:38:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:35,424 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:35,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:35,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:35,876 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:35,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1052)] Ended with exit code 0 [2024-11-13 21:38:35,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:35,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:35,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:35,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:35,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:35,883 INFO L229 MonitoredProcess]: Starting monitored process 1053 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:35,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1053)] Waiting until timeout for monitored process [2024-11-13 21:38:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:36,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:36,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:36,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:36,599 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:36,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1053)] Ended with exit code 0 [2024-11-13 21:38:36,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:36,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:36,604 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:36,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:36,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:36,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:36,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:36,606 INFO L229 MonitoredProcess]: Starting monitored process 1054 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:36,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1054)] Waiting until timeout for monitored process [2024-11-13 21:38:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:36,869 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:36,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:36,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:37,309 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:37,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1054)] Ended with exit code 0 [2024-11-13 21:38:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:37,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:37,314 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:37,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:37,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:37,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:37,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:37,316 INFO L229 MonitoredProcess]: Starting monitored process 1055 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:37,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1055)] Waiting until timeout for monitored process [2024-11-13 21:38:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:37,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:37,613 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:37,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:38,022 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:38,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1055)] Ended with exit code 0 [2024-11-13 21:38:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:38,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:38,027 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:38,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:38,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:38,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:38,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:38,029 INFO L229 MonitoredProcess]: Starting monitored process 1056 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:38,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1056)] Waiting until timeout for monitored process [2024-11-13 21:38:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:38,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:38,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:38,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:38,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1056)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:38,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:38,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:38,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:38,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:38,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:38,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:38,728 INFO L229 MonitoredProcess]: Starting monitored process 1057 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:38,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1057)] Waiting until timeout for monitored process [2024-11-13 21:38:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:38,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:39,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:39,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:39,446 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:39,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1057)] Ended with exit code 0 [2024-11-13 21:38:39,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:39,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:39,451 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:39,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:39,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:39,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:39,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:39,453 INFO L229 MonitoredProcess]: Starting monitored process 1058 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:39,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1058)] Waiting until timeout for monitored process [2024-11-13 21:38:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:39,727 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:39,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:39,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:39,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:40,168 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:40,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1058)] Ended with exit code 0 [2024-11-13 21:38:40,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:40,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:40,173 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:40,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:40,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:40,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:40,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:40,174 INFO L229 MonitoredProcess]: Starting monitored process 1059 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:40,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1059)] Waiting until timeout for monitored process [2024-11-13 21:38:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:40,503 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:40,545 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:40,546 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:40,975 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:40,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1059)] Ended with exit code 0 [2024-11-13 21:38:40,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:40,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:40,980 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:40,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:40,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:40,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:40,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:40,982 INFO L229 MonitoredProcess]: Starting monitored process 1060 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:40,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1060)] Waiting until timeout for monitored process [2024-11-13 21:38:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:41,250 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:41,282 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:41,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:41,696 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:41,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1060)] Ended with exit code 0 [2024-11-13 21:38:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:41,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:41,701 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:41,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:41,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:41,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:41,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:41,703 INFO L229 MonitoredProcess]: Starting monitored process 1061 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:41,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1061)] Waiting until timeout for monitored process [2024-11-13 21:38:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:41,973 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:42,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:42,003 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:42,411 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:42,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1061)] Ended with exit code 0 [2024-11-13 21:38:42,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:42,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:42,415 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:42,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:42,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:42,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:42,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:42,417 INFO L229 MonitoredProcess]: Starting monitored process 1062 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:42,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1062)] Waiting until timeout for monitored process [2024-11-13 21:38:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:42,680 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:42,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:42,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:43,119 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:43,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1062)] Ended with exit code 0 [2024-11-13 21:38:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:43,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:43,124 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:43,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:43,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:43,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:43,125 INFO L229 MonitoredProcess]: Starting monitored process 1063 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:43,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1063)] Waiting until timeout for monitored process [2024-11-13 21:38:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:43,395 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:43,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:43,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:43,846 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:43,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1063)] Ended with exit code 0 [2024-11-13 21:38:43,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:43,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:43,851 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:43,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:43,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:43,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:43,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:43,853 INFO L229 MonitoredProcess]: Starting monitored process 1064 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:43,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1064)] Waiting until timeout for monitored process [2024-11-13 21:38:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:44,120 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:44,155 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:44,155 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:44,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1064)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:44,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:44,573 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:44,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:44,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:44,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:44,575 INFO L229 MonitoredProcess]: Starting monitored process 1065 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:44,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1065)] Waiting until timeout for monitored process [2024-11-13 21:38:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:44,846 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:44,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:44,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:45,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1065)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:45,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:45,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:45,296 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:45,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:45,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:45,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:45,298 INFO L229 MonitoredProcess]: Starting monitored process 1066 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:45,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1066)] Waiting until timeout for monitored process [2024-11-13 21:38:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:45,568 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:45,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:45,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:46,003 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:46,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1066)] Ended with exit code 0 [2024-11-13 21:38:46,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:46,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:46,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:46,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:46,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:46,010 INFO L229 MonitoredProcess]: Starting monitored process 1067 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:46,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1067)] Waiting until timeout for monitored process [2024-11-13 21:38:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:46,278 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:46,307 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:46,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:46,710 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:46,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1067)] Ended with exit code 0 [2024-11-13 21:38:46,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:46,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:46,715 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:46,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:46,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:46,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:46,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:46,716 INFO L229 MonitoredProcess]: Starting monitored process 1068 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:46,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1068)] Waiting until timeout for monitored process [2024-11-13 21:38:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:46,987 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:47,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:47,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:47,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1068)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:47,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:47,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:47,433 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:47,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:47,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:47,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:47,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:47,435 INFO L229 MonitoredProcess]: Starting monitored process 1069 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:47,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1069)] Waiting until timeout for monitored process [2024-11-13 21:38:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:47,714 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:47,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:47,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:48,159 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:48,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1069)] Forceful destruction successful, exit code 0 [2024-11-13 21:38:48,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:48,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:48,164 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:48,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:48,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:48,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:48,166 INFO L229 MonitoredProcess]: Starting monitored process 1070 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:48,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1070)] Waiting until timeout for monitored process [2024-11-13 21:38:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:48,438 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:48,469 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:48,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:48,867 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:48,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1070)] Ended with exit code 0 [2024-11-13 21:38:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:48,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:48,872 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:48,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:48,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:48,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:48,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:48,873 INFO L229 MonitoredProcess]: Starting monitored process 1071 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:48,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1071)] Waiting until timeout for monitored process [2024-11-13 21:38:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:49,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:49,168 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:49,168 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:49,575 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:49,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1071)] Ended with exit code 0 [2024-11-13 21:38:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:49,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:49,580 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:49,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:49,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:49,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:49,582 INFO L229 MonitoredProcess]: Starting monitored process 1072 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:49,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1072)] Waiting until timeout for monitored process [2024-11-13 21:38:49,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:49,866 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:49,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:49,897 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:50,297 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:50,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1072)] Ended with exit code 0 [2024-11-13 21:38:50,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:50,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:50,302 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:50,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:50,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:50,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:50,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:50,303 INFO L229 MonitoredProcess]: Starting monitored process 1073 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:50,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1073)] Waiting until timeout for monitored process [2024-11-13 21:38:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:50,658 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:50,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:50,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:51,114 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:51,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1073)] Ended with exit code 0 [2024-11-13 21:38:51,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:51,118 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:51,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:51,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:51,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:51,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:51,120 INFO L229 MonitoredProcess]: Starting monitored process 1074 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:51,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1074)] Waiting until timeout for monitored process [2024-11-13 21:38:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:51,393 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:51,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:51,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:51,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1074)] Ended with exit code 0 [2024-11-13 21:38:51,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:51,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:51,832 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:51,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:51,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:51,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:51,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:51,834 INFO L229 MonitoredProcess]: Starting monitored process 1075 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:51,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1075)] Waiting until timeout for monitored process [2024-11-13 21:38:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:52,096 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:52,126 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:52,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:52,543 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:52,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1075)] Ended with exit code 0 [2024-11-13 21:38:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:52,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:52,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:52,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:52,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:52,550 INFO L229 MonitoredProcess]: Starting monitored process 1076 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:52,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1076)] Waiting until timeout for monitored process [2024-11-13 21:38:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:52,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:52,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:52,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:53,252 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:53,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1076)] Ended with exit code 0 [2024-11-13 21:38:53,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:53,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:53,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:53,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:53,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:53,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:53,259 INFO L229 MonitoredProcess]: Starting monitored process 1077 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:53,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1077)] Waiting until timeout for monitored process [2024-11-13 21:38:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:53,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:53,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:53,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:53,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1077)] Ended with exit code 0 [2024-11-13 21:38:53,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:53,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:53,963 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:53,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:53,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:53,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:53,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:53,965 INFO L229 MonitoredProcess]: Starting monitored process 1078 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:53,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1078)] Waiting until timeout for monitored process [2024-11-13 21:38:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:54,228 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:54,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:54,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:54,667 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:54,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1078)] Ended with exit code 0 [2024-11-13 21:38:54,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:54,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:54,672 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:54,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:54,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:54,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:54,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:54,674 INFO L229 MonitoredProcess]: Starting monitored process 1079 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:54,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1079)] Waiting until timeout for monitored process [2024-11-13 21:38:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:54,935 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:54,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:54,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:55,371 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:55,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1079)] Ended with exit code 0 [2024-11-13 21:38:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:55,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:55,376 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:55,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:55,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:55,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:55,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:55,378 INFO L229 MonitoredProcess]: Starting monitored process 1080 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:55,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1080)] Waiting until timeout for monitored process [2024-11-13 21:38:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:55,648 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:55,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:55,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:56,088 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:56,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1080)] Ended with exit code 0 [2024-11-13 21:38:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:56,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:56,092 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:56,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:56,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:56,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:56,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:56,094 INFO L229 MonitoredProcess]: Starting monitored process 1081 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:56,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1081)] Waiting until timeout for monitored process [2024-11-13 21:38:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:56,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:56,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:56,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:56,794 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:56,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1081)] Ended with exit code 0 [2024-11-13 21:38:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:56,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:56,799 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:56,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:56,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:56,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:56,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:56,800 INFO L229 MonitoredProcess]: Starting monitored process 1082 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:56,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1082)] Waiting until timeout for monitored process [2024-11-13 21:38:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:57,065 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:57,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:57,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:57,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1082)] Ended with exit code 0 [2024-11-13 21:38:57,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:57,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:57,508 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:57,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:57,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:57,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:57,509 INFO L229 MonitoredProcess]: Starting monitored process 1083 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:57,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1083)] Waiting until timeout for monitored process [2024-11-13 21:38:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:57,772 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:57,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:57,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:58,201 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:58,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1083)] Ended with exit code 0 [2024-11-13 21:38:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:58,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:58,206 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:58,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:58,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:58,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:58,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:58,207 INFO L229 MonitoredProcess]: Starting monitored process 1084 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:58,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1084)] Waiting until timeout for monitored process [2024-11-13 21:38:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:58,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:58,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:58,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:58,907 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:58,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1084)] Ended with exit code 0 [2024-11-13 21:38:58,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:58,913 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:58,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:58,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:58,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:58,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:58,915 INFO L229 MonitoredProcess]: Starting monitored process 1085 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:58,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1085)] Waiting until timeout for monitored process [2024-11-13 21:38:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:59,183 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:59,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:59,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:38:59,619 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:38:59,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1085)] Ended with exit code 0 [2024-11-13 21:38:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:38:59,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:38:59,623 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:38:59,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:38:59,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:38:59,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:38:59,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:38:59,625 INFO L229 MonitoredProcess]: Starting monitored process 1086 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:38:59,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1086)] Waiting until timeout for monitored process [2024-11-13 21:38:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:59,934 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:38:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:38:59,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:38:59,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:00,371 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:00,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1086)] Ended with exit code 0 [2024-11-13 21:39:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:00,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:00,376 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:00,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:00,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:00,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:00,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:00,377 INFO L229 MonitoredProcess]: Starting monitored process 1087 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:00,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1087)] Waiting until timeout for monitored process [2024-11-13 21:39:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:00,726 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:00,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:00,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:01,258 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:01,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1087)] Ended with exit code 0 [2024-11-13 21:39:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:01,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:01,263 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:01,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:01,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:01,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:01,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:01,264 INFO L229 MonitoredProcess]: Starting monitored process 1088 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:01,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1088)] Waiting until timeout for monitored process [2024-11-13 21:39:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:01,537 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:01,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:01,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:02,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1088)] Ended with exit code 0 [2024-11-13 21:39:02,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:02,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:02,009 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:02,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:02,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:02,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:02,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:02,010 INFO L229 MonitoredProcess]: Starting monitored process 1089 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:02,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1089)] Waiting until timeout for monitored process [2024-11-13 21:39:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:02,280 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:02,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:02,311 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:02,712 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:02,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1089)] Ended with exit code 0 [2024-11-13 21:39:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:02,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:02,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:02,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:02,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:02,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:02,719 INFO L229 MonitoredProcess]: Starting monitored process 1090 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:02,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1090)] Waiting until timeout for monitored process [2024-11-13 21:39:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:02,982 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:03,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:03,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:03,413 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:03,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1090)] Ended with exit code 0 [2024-11-13 21:39:03,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:03,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:03,417 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:03,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:03,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:03,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:03,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:03,419 INFO L229 MonitoredProcess]: Starting monitored process 1091 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:03,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1091)] Waiting until timeout for monitored process [2024-11-13 21:39:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:03,692 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:03,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:03,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:04,129 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:04,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1091)] Ended with exit code 0 [2024-11-13 21:39:04,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:04,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:04,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:04,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:04,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:04,135 INFO L229 MonitoredProcess]: Starting monitored process 1092 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:04,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1092)] Waiting until timeout for monitored process [2024-11-13 21:39:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:04,399 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:04,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:04,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:04,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1092)] Ended with exit code 0 [2024-11-13 21:39:04,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:04,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:04,836 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:04,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:04,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:04,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:04,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:04,838 INFO L229 MonitoredProcess]: Starting monitored process 1093 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:04,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1093)] Waiting until timeout for monitored process [2024-11-13 21:39:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:05,106 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:05,136 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:05,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:05,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1093)] Ended with exit code 0 [2024-11-13 21:39:05,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:05,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:05,561 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:05,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:05,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:05,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:05,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:05,562 INFO L229 MonitoredProcess]: Starting monitored process 1094 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:05,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1094)] Waiting until timeout for monitored process [2024-11-13 21:39:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:05,826 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:05,855 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:05,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:06,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1094)] Ended with exit code 0 [2024-11-13 21:39:06,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:06,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:06,269 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:06,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:06,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:06,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:06,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:06,271 INFO L229 MonitoredProcess]: Starting monitored process 1095 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:06,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1095)] Waiting until timeout for monitored process [2024-11-13 21:39:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:06,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:06,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:06,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:06,981 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:06,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1095)] Ended with exit code 0 [2024-11-13 21:39:06,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:06,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:06,986 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:06,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:06,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:06,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:06,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:06,988 INFO L229 MonitoredProcess]: Starting monitored process 1096 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:06,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1096)] Waiting until timeout for monitored process [2024-11-13 21:39:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:07,249 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:07,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:07,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:07,675 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:07,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1096)] Ended with exit code 0 [2024-11-13 21:39:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:07,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:07,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:07,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:07,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:07,682 INFO L229 MonitoredProcess]: Starting monitored process 1097 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:07,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1097)] Waiting until timeout for monitored process [2024-11-13 21:39:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:07,941 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:07,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:07,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:08,384 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:08,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1097)] Ended with exit code 0 [2024-11-13 21:39:08,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:08,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:08,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:08,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:08,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:08,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:08,391 INFO L229 MonitoredProcess]: Starting monitored process 1098 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:08,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1098)] Waiting until timeout for monitored process [2024-11-13 21:39:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:08,663 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:08,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:08,694 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:09,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1098)] Ended with exit code 0 [2024-11-13 21:39:09,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:09,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:09,117 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:09,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:09,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:09,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:09,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:09,119 INFO L229 MonitoredProcess]: Starting monitored process 1099 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:09,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1099)] Waiting until timeout for monitored process [2024-11-13 21:39:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:09,382 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:09,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:09,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:09,889 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:09,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1099)] Ended with exit code 0 [2024-11-13 21:39:09,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:09,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:09,895 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:09,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:09,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:09,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:09,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:09,897 INFO L229 MonitoredProcess]: Starting monitored process 1100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:09,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1100)] Waiting until timeout for monitored process [2024-11-13 21:39:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:10,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:10,598 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:10,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1100)] Ended with exit code 0 [2024-11-13 21:39:10,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:10,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:10,603 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:10,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:10,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:10,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:10,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:10,605 INFO L229 MonitoredProcess]: Starting monitored process 1101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:10,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1101)] Waiting until timeout for monitored process [2024-11-13 21:39:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,872 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:10,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:10,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:11,325 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:11,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1101)] Ended with exit code 0 [2024-11-13 21:39:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:11,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:11,330 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:11,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:11,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:11,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:11,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:11,331 INFO L229 MonitoredProcess]: Starting monitored process 1102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:11,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1102)] Waiting until timeout for monitored process [2024-11-13 21:39:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:11,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:11,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:12,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1102)] Ended with exit code 0 [2024-11-13 21:39:12,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:12,047 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:12,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:12,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:12,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:12,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:12,048 INFO L229 MonitoredProcess]: Starting monitored process 1103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:12,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1103)] Waiting until timeout for monitored process [2024-11-13 21:39:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:12,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:12,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:12,745 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:12,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1103)] Ended with exit code 0 [2024-11-13 21:39:12,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:12,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:12,750 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:12,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:12,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:12,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:12,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:12,751 INFO L229 MonitoredProcess]: Starting monitored process 1104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:12,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1104)] Waiting until timeout for monitored process [2024-11-13 21:39:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:13,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:13,465 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:13,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1104)] Ended with exit code 0 [2024-11-13 21:39:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:13,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:13,469 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:13,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:13,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:13,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:13,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:13,471 INFO L229 MonitoredProcess]: Starting monitored process 1105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:13,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1105)] Waiting until timeout for monitored process [2024-11-13 21:39:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:13,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:13,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:14,166 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:14,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1105)] Ended with exit code 0 [2024-11-13 21:39:14,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:14,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:14,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:14,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:14,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:14,173 INFO L229 MonitoredProcess]: Starting monitored process 1106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:14,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1106)] Waiting until timeout for monitored process [2024-11-13 21:39:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:14,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:14,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:14,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1106)] Ended with exit code 0 [2024-11-13 21:39:14,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:14,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:14,872 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:14,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:14,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:14,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:14,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:14,873 INFO L229 MonitoredProcess]: Starting monitored process 1107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:14,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1107)] Waiting until timeout for monitored process [2024-11-13 21:39:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:15,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:15,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1107)] Ended with exit code 0 [2024-11-13 21:39:15,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:15,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:15,574 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:15,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:15,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:15,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:15,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:15,575 INFO L229 MonitoredProcess]: Starting monitored process 1108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:15,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1108)] Waiting until timeout for monitored process [2024-11-13 21:39:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,845 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:15,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:15,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:16,295 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:16,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1108)] Ended with exit code 0 [2024-11-13 21:39:16,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:16,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:16,299 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:16,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:16,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:16,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:16,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:16,301 INFO L229 MonitoredProcess]: Starting monitored process 1109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:16,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1109)] Waiting until timeout for monitored process [2024-11-13 21:39:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,578 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:16,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:16,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:17,032 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:17,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1109)] Ended with exit code 0 [2024-11-13 21:39:17,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:17,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:17,037 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:17,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:17,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:17,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:17,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:17,040 INFO L229 MonitoredProcess]: Starting monitored process 1110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:17,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1110)] Waiting until timeout for monitored process [2024-11-13 21:39:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,313 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:17,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:17,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:17,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1110)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:17,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:17,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:17,762 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:17,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:17,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:17,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:17,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:17,764 INFO L229 MonitoredProcess]: Starting monitored process 1111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:17,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1111)] Waiting until timeout for monitored process [2024-11-13 21:39:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,025 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:18,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:18,460 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:18,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1111)] Ended with exit code 0 [2024-11-13 21:39:18,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:18,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:18,465 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:18,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:18,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:18,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:18,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:18,466 INFO L229 MonitoredProcess]: Starting monitored process 1112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:18,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1112)] Waiting until timeout for monitored process [2024-11-13 21:39:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,727 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:18,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:18,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:19,164 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:19,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1112)] Ended with exit code 0 [2024-11-13 21:39:19,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:19,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:19,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:19,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:19,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:19,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:19,170 INFO L229 MonitoredProcess]: Starting monitored process 1113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:19,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1113)] Waiting until timeout for monitored process [2024-11-13 21:39:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:19,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:19,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:20,030 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:20,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1113)] Ended with exit code 0 [2024-11-13 21:39:20,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:20,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:20,034 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:20,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:20,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:20,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:20,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:20,036 INFO L229 MonitoredProcess]: Starting monitored process 1114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:20,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1114)] Waiting until timeout for monitored process [2024-11-13 21:39:20,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,295 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:20,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:20,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:20,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1114)] Ended with exit code 0 [2024-11-13 21:39:20,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:20,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:20,778 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:20,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:20,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:20,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:20,780 INFO L229 MonitoredProcess]: Starting monitored process 1115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:20,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1115)] Waiting until timeout for monitored process [2024-11-13 21:39:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,045 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:21,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:21,487 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:21,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1115)] Ended with exit code 0 [2024-11-13 21:39:21,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:21,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:21,492 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:21,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:21,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:21,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:21,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:21,493 INFO L229 MonitoredProcess]: Starting monitored process 1116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:21,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1116)] Waiting until timeout for monitored process [2024-11-13 21:39:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,758 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:21,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:21,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:22,193 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:22,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1116)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:22,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:22,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:22,198 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:22,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:22,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:22,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:22,199 INFO L229 MonitoredProcess]: Starting monitored process 1117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:22,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1117)] Waiting until timeout for monitored process [2024-11-13 21:39:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:22,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:22,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:22,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1117)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:22,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:22,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:22,923 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:22,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:22,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:22,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:22,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:22,924 INFO L229 MonitoredProcess]: Starting monitored process 1118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:22,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1118)] Waiting until timeout for monitored process [2024-11-13 21:39:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,191 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:23,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:23,630 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:23,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1118)] Ended with exit code 0 [2024-11-13 21:39:23,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:23,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:23,636 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:23,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:23,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:23,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:23,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:23,638 INFO L229 MonitoredProcess]: Starting monitored process 1119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:23,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1119)] Waiting until timeout for monitored process [2024-11-13 21:39:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:23,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:23,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:24,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1119)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:24,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:24,331 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:24,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:24,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:24,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:24,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:24,332 INFO L229 MonitoredProcess]: Starting monitored process 1120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:24,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1120)] Waiting until timeout for monitored process [2024-11-13 21:39:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:24,604 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:24,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:24,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:25,051 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:25,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1120)] Ended with exit code 0 [2024-11-13 21:39:25,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:25,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:25,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:25,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:25,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:25,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:25,057 INFO L229 MonitoredProcess]: Starting monitored process 1121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:25,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1121)] Waiting until timeout for monitored process [2024-11-13 21:39:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:25,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:25,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:25,779 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:25,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1121)] Ended with exit code 0 [2024-11-13 21:39:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:25,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:25,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:25,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:25,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:25,786 INFO L229 MonitoredProcess]: Starting monitored process 1122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:25,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1122)] Waiting until timeout for monitored process [2024-11-13 21:39:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:26,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:26,498 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:26,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1122)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:26,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:26,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:26,503 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:26,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:26,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:26,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:26,505 INFO L229 MonitoredProcess]: Starting monitored process 1123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:26,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1123)] Waiting until timeout for monitored process [2024-11-13 21:39:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,768 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:26,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:26,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:27,200 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:27,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1123)] Ended with exit code 0 [2024-11-13 21:39:27,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:27,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:27,205 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:27,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:27,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:27,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:27,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:27,207 INFO L229 MonitoredProcess]: Starting monitored process 1124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:27,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1124)] Waiting until timeout for monitored process [2024-11-13 21:39:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,476 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:27,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:27,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:27,908 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:27,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1124)] Ended with exit code 0 [2024-11-13 21:39:27,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:27,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:27,913 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:27,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:27,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:27,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:27,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:27,914 INFO L229 MonitoredProcess]: Starting monitored process 1125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:27,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1125)] Waiting until timeout for monitored process [2024-11-13 21:39:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:28,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:28,624 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:28,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1125)] Ended with exit code 0 [2024-11-13 21:39:28,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:28,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:28,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:28,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:28,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:28,631 INFO L229 MonitoredProcess]: Starting monitored process 1126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:28,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1126)] Waiting until timeout for monitored process [2024-11-13 21:39:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,896 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:28,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:28,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:29,337 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:29,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1126)] Ended with exit code 0 [2024-11-13 21:39:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:29,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:29,341 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:29,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:29,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:29,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:29,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:29,343 INFO L229 MonitoredProcess]: Starting monitored process 1127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:29,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1127)] Waiting until timeout for monitored process [2024-11-13 21:39:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:29,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:29,745 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:29,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:30,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1127)] Ended with exit code 0 [2024-11-13 21:39:30,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:30,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:30,170 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:30,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:30,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:30,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:30,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:30,171 INFO L229 MonitoredProcess]: Starting monitored process 1128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:30,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1128)] Waiting until timeout for monitored process [2024-11-13 21:39:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,441 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:30,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:30,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:30,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1128)] Ended with exit code 0 [2024-11-13 21:39:30,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:30,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:30,893 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:30,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:30,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:30,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:30,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:30,895 INFO L229 MonitoredProcess]: Starting monitored process 1129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:30,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1129)] Waiting until timeout for monitored process [2024-11-13 21:39:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:31,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:31,600 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:31,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1129)] Ended with exit code 0 [2024-11-13 21:39:31,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:31,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:31,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:31,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:31,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:31,607 INFO L229 MonitoredProcess]: Starting monitored process 1130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:31,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1130)] Waiting until timeout for monitored process [2024-11-13 21:39:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,872 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:31,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:31,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:32,303 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:32,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1130)] Ended with exit code 0 [2024-11-13 21:39:32,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:32,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:32,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:32,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:32,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:32,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:32,309 INFO L229 MonitoredProcess]: Starting monitored process 1131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:32,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1131)] Waiting until timeout for monitored process [2024-11-13 21:39:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:32,572 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:32,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:32,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:33,004 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:33,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1131)] Ended with exit code 0 [2024-11-13 21:39:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:33,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:33,009 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:33,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:33,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:33,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:33,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:33,011 INFO L229 MonitoredProcess]: Starting monitored process 1132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:33,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1132)] Waiting until timeout for monitored process [2024-11-13 21:39:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:33,284 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:33,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:33,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:33,749 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:33,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1132)] Ended with exit code 0 [2024-11-13 21:39:33,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:33,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:33,755 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:33,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:33,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:33,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:33,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:33,757 INFO L229 MonitoredProcess]: Starting monitored process 1133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:33,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1133)] Waiting until timeout for monitored process [2024-11-13 21:39:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,035 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:34,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:34,479 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:34,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1133)] Ended with exit code 0 [2024-11-13 21:39:34,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:34,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:34,484 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:34,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:34,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:34,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:34,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:34,485 INFO L229 MonitoredProcess]: Starting monitored process 1134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:34,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1134)] Waiting until timeout for monitored process [2024-11-13 21:39:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,749 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:34,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:34,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:35,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1134)] Ended with exit code 0 [2024-11-13 21:39:35,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:35,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:35,202 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:35,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:35,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:35,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:35,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:35,203 INFO L229 MonitoredProcess]: Starting monitored process 1135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:35,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1135)] Waiting until timeout for monitored process [2024-11-13 21:39:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:35,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:35,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:35,499 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:35,912 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:35,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1135)] Ended with exit code 0 [2024-11-13 21:39:35,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:35,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:35,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:35,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:35,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:35,919 INFO L229 MonitoredProcess]: Starting monitored process 1136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:35,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1136)] Waiting until timeout for monitored process [2024-11-13 21:39:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,186 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:36,219 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:36,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1136)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:36,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:36,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:36,648 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:36,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:36,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:36,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:36,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:36,649 INFO L229 MonitoredProcess]: Starting monitored process 1137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:36,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1137)] Waiting until timeout for monitored process [2024-11-13 21:39:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,917 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:36,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:36,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:37,352 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:37,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1137)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:37,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:37,357 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:37,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:37,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:37,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:37,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:37,358 INFO L229 MonitoredProcess]: Starting monitored process 1138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:37,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1138)] Waiting until timeout for monitored process [2024-11-13 21:39:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:37,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:37,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:37,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:37,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:38,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1138)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:38,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:38,086 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:38,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:38,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:38,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:38,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:38,088 INFO L229 MonitoredProcess]: Starting monitored process 1139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:38,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1139)] Waiting until timeout for monitored process [2024-11-13 21:39:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:38,358 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:38,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:38,389 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:38,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:38,808 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:38,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1139)] Ended with exit code 0 [2024-11-13 21:39:38,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:38,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:38,812 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:38,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:38,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:38,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:38,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:38,814 INFO L229 MonitoredProcess]: Starting monitored process 1140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:38,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1140)] Waiting until timeout for monitored process [2024-11-13 21:39:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:39,085 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:39,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:39,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:39,651 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:39,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1140)] Ended with exit code 0 [2024-11-13 21:39:39,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:39,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:39,657 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:39,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:39,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:39,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:39,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:39,659 INFO L229 MonitoredProcess]: Starting monitored process 1141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:39,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1141)] Waiting until timeout for monitored process [2024-11-13 21:39:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:39,988 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:40,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:40,452 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:40,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1141)] Ended with exit code 0 [2024-11-13 21:39:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:40,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:40,458 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:40,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:40,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:40,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:40,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:40,460 INFO L229 MonitoredProcess]: Starting monitored process 1142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:40,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1142)] Waiting until timeout for monitored process [2024-11-13 21:39:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,743 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:40,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:40,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:41,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1142)] Ended with exit code 0 [2024-11-13 21:39:41,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:41,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:41,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:41,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:41,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:41,301 INFO L229 MonitoredProcess]: Starting monitored process 1143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:41,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1143)] Waiting until timeout for monitored process [2024-11-13 21:39:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,651 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:41,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:41,689 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:42,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1143)] Ended with exit code 0 [2024-11-13 21:39:42,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:42,216 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:42,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:42,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:42,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:42,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:42,218 INFO L229 MonitoredProcess]: Starting monitored process 1144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:42,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1144)] Waiting until timeout for monitored process [2024-11-13 21:39:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:42,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:42,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:43,129 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:43,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1144)] Ended with exit code 0 [2024-11-13 21:39:43,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:43,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:43,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:43,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:43,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:43,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:43,137 INFO L229 MonitoredProcess]: Starting monitored process 1145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:43,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1145)] Waiting until timeout for monitored process [2024-11-13 21:39:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:43,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:43,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:43,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:44,055 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:44,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1145)] Ended with exit code 0 [2024-11-13 21:39:44,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:44,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:44,061 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:44,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:44,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:44,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:44,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:44,064 INFO L229 MonitoredProcess]: Starting monitored process 1146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:44,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1146)] Waiting until timeout for monitored process [2024-11-13 21:39:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:44,418 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:44,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:44,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:44,994 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:44,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1146)] Ended with exit code 0 [2024-11-13 21:39:45,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:45,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:45,001 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:45,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:45,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:45,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:45,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:45,003 INFO L229 MonitoredProcess]: Starting monitored process 1147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:45,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1147)] Waiting until timeout for monitored process [2024-11-13 21:39:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:45,357 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:45,395 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:45,396 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:45,921 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:45,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1147)] Ended with exit code 0 [2024-11-13 21:39:45,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:45,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:45,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:45,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:45,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:45,928 INFO L229 MonitoredProcess]: Starting monitored process 1148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:45,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1148)] Waiting until timeout for monitored process [2024-11-13 21:39:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:46,276 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:46,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:46,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:46,849 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:46,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1148)] Ended with exit code 0 [2024-11-13 21:39:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:46,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:46,855 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:46,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:46,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:46,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:46,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:46,858 INFO L229 MonitoredProcess]: Starting monitored process 1149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:46,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1149)] Waiting until timeout for monitored process [2024-11-13 21:39:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:47,221 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:47,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:47,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:47,794 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:47,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1149)] Ended with exit code 0 [2024-11-13 21:39:47,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:47,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:47,801 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:47,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:47,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:47,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:47,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:47,803 INFO L229 MonitoredProcess]: Starting monitored process 1150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:47,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1150)] Waiting until timeout for monitored process [2024-11-13 21:39:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:48,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:48,193 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:48,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:48,715 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:48,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1150)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:48,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:48,720 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:48,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:48,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:48,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:48,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:48,723 INFO L229 MonitoredProcess]: Starting monitored process 1151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:48,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1151)] Waiting until timeout for monitored process [2024-11-13 21:39:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,064 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:49,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:49,554 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:49,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1151)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:49,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:49,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:49,560 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:49,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:49,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:49,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:49,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:49,564 INFO L229 MonitoredProcess]: Starting monitored process 1152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:49,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1152)] Waiting until timeout for monitored process [2024-11-13 21:39:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,891 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:49,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:49,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:50,325 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:50,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1152)] Ended with exit code 0 [2024-11-13 21:39:50,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:50,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:50,331 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:50,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:50,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:50,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:50,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:50,332 INFO L229 MonitoredProcess]: Starting monitored process 1153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:50,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1153)] Waiting until timeout for monitored process [2024-11-13 21:39:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:50,594 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:50,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:50,626 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:51,062 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:51,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1153)] Ended with exit code 0 [2024-11-13 21:39:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:51,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:51,068 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:51,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:51,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:51,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:51,071 INFO L229 MonitoredProcess]: Starting monitored process 1154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:51,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1154)] Waiting until timeout for monitored process [2024-11-13 21:39:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,373 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:51,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:51,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:51,829 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:51,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1154)] Ended with exit code 0 [2024-11-13 21:39:51,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:51,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:51,834 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:51,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:51,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:51,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:51,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:51,835 INFO L229 MonitoredProcess]: Starting monitored process 1155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:51,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1155)] Waiting until timeout for monitored process [2024-11-13 21:39:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,106 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:52,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:52,545 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:52,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1155)] Forceful destruction successful, exit code 0 [2024-11-13 21:39:52,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:52,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:52,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:52,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:52,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:52,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:52,551 INFO L229 MonitoredProcess]: Starting monitored process 1156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:52,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1156)] Waiting until timeout for monitored process [2024-11-13 21:39:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:52,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:52,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:53,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1156)] Ended with exit code 0 [2024-11-13 21:39:53,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:53,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:53,265 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:53,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:53,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:53,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:53,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:53,267 INFO L229 MonitoredProcess]: Starting monitored process 1157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:53,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1157)] Waiting until timeout for monitored process [2024-11-13 21:39:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:53,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:53,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:53,563 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:53,981 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:53,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1157)] Ended with exit code 0 [2024-11-13 21:39:53,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:53,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:53,986 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:53,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:53,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:53,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:53,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:53,987 INFO L229 MonitoredProcess]: Starting monitored process 1158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:53,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1158)] Waiting until timeout for monitored process [2024-11-13 21:39:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:54,261 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:54,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:54,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:39:54,694 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:39:54,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1158)] Ended with exit code 0 [2024-11-13 21:39:54,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:39:54,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 21:39:54,699 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 21:39:54,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 21:39:54,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:39:54,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:39:54,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:39:54,700 INFO L229 MonitoredProcess]: Starting monitored process 1159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:39:54,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4d0859-28ab-426a-beb0-ced082789e4e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (1159)] Waiting until timeout for monitored process [2024-11-13 21:39:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:54,964 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:39:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:39:54,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:39:54,996 INFO L278 TraceCheckSpWp]: Computing forward predicates...