./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk --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 f47940496008161a782f20a4338b252b7e8441d88b3ef3882a191d3af1981916 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:00:10,408 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:00:10,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:00:10,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:00:10,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:00:10,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:00:10,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:00:10,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:00:10,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:00:10,567 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:00:10,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:00:10,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:00:10,569 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:00:10,570 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:00:10,570 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:00:10,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:00:10,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:00:10,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:00:10,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:00:10,575 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:00:10,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:00:10,576 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:00:10,576 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:00:10,580 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:00:10,581 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:00:10,581 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:00:10,582 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:00:10,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:10,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:00:10,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:00:10,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:00:10,583 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:00:10,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:00:10,584 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f47940496008161a782f20a4338b252b7e8441d88b3ef3882a191d3af1981916 [2024-11-09 00:00:10,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:00:10,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:00:10,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:00:10,926 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:00:10,927 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:00:10,928 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i Unable to find full path for "g++" [2024-11-09 00:00:13,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:00:13,294 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:00:13,294 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i [2024-11-09 00:00:13,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/data/3def97f35/e397fa3779a648ee95120b5758967ae7/FLAGa02085169 [2024-11-09 00:00:13,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/data/3def97f35/e397fa3779a648ee95120b5758967ae7 [2024-11-09 00:00:13,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:00:13,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:00:13,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:13,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:00:13,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:00:13,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c2f4af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13, skipping insertion in model container [2024-11-09 00:00:13,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:00:13,629 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_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i[915,928] [2024-11-09 00:00:13,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:13,686 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:00:13,697 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_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i[915,928] [2024-11-09 00:00:13,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:13,736 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:00:13,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13 WrapperNode [2024-11-09 00:00:13,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:13,738 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:13,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:00:13,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:00:13,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,754 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,778 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 106 [2024-11-09 00:00:13,779 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:13,780 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:00:13,780 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:00:13,780 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:00:13,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,807 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,810 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,812 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,813 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:00:13,821 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:00:13,821 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:00:13,822 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:00:13,822 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:13" (1/1) ... [2024-11-09 00:00:13,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:13,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:00:13,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:00:13,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:00:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:00:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:00:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:00:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:00:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:00:13,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:00:14,007 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:00:14,010 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:14,304 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:14,304 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:14,573 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:14,573 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:00:14,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:14 BoogieIcfgContainer [2024-11-09 00:00:14,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:14,576 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:14,576 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:14,588 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:14,589 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:14" (1/1) ... [2024-11-09 00:00:14,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:14,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:14,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-09 00:00:14,666 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-09 00:00:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:14,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:14,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:14,995 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:15,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:15,272 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:15,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:15,352 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:00:15,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:00:15 ImpRootNode [2024-11-09 00:00:15,399 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:00:15,400 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:00:15,400 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:00:15,401 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:00:15,401 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:14" (3/4) ... [2024-11-09 00:00:15,404 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:00:15,405 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:00:15,407 INFO L158 Benchmark]: Toolchain (without parser) took 2069.02ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 85.9MB in the beginning and 66.0MB in the end (delta: 19.8MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:15,407 INFO L158 Benchmark]: CDTParser took 1.50ms. Allocated memory is still 127.9MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:15,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.43ms. Allocated memory is still 127.9MB. Free memory was 85.6MB in the beginning and 71.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:00:15,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.85ms. Allocated memory is still 127.9MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:15,410 INFO L158 Benchmark]: Boogie Preprocessor took 36.54ms. Allocated memory is still 127.9MB. Free memory was 69.8MB in the beginning and 68.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:15,410 INFO L158 Benchmark]: RCFGBuilder took 753.32ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 68.1MB in the beginning and 104.8MB in the end (delta: -36.7MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2024-11-09 00:00:15,411 INFO L158 Benchmark]: CodeCheck took 823.69ms. Allocated memory is still 157.3MB. Free memory was 104.8MB in the beginning and 66.0MB in the end (delta: 38.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-09 00:00:15,412 INFO L158 Benchmark]: Witness Printer took 5.67ms. Allocated memory is still 157.3MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:15,415 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, 26 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, 43 NumberOfCodeBlocks, 43 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of bitwiseOr at line 44. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -8; [L23] signed char var_1_10 = -64; [L24] unsigned char var_1_11 = 0; [L25] unsigned char var_1_12 = 0; [L26] unsigned char var_1_13 = 1; [L27] unsigned char var_1_14 = 0; [L28] unsigned char var_1_15 = 0; [L29] signed long int var_1_16 = -16; [L30] float var_1_17 = 3.5; [L31] float var_1_18 = 128.45; [L32] unsigned long int var_1_19 = 50; [L33] unsigned long int var_1_20 = 25; [L84] isInitial = 1 [L85] FCALL initially() [L86] COND TRUE 1 [L87] FCALL updateLastVariables() [L88] CALL updateVariables() [L59] var_1_10 = __VERIFIER_nondet_char() [L60] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L61] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L62] var_1_12 = __VERIFIER_nondet_uchar() [L63] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L64] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L65] var_1_14 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L67] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=0, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L68] var_1_15 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L70] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_18=2569/20, var_1_19=50, var_1_1=-8, var_1_20=25] [L71] var_1_18 = __VERIFIER_nondet_float() [L72] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_19=50, var_1_1=-8, var_1_20=25] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_19=50, var_1_1=-8, var_1_20=25] [L73] var_1_20 = __VERIFIER_nondet_ulong() [L74] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_19=50, var_1_1=-8] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_19=50, var_1_1=-8] [L75] CALL assume_abort_if_not(var_1_20 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_19=50, var_1_1=-8, var_1_20=2147483648] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_20 <= 4294967294) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-16, var_1_17=7/2, var_1_19=50, var_1_1=-8, var_1_20=2147483648] [L88] RET updateVariables() [L89] CALL step() [L37] var_1_13 = (var_1_14 && var_1_15) [L38] var_1_17 = var_1_18 [L39] var_1_19 = var_1_20 [L40] COND FALSE !((- (var_1_17 + var_1_17)) > var_1_17) [L43] var_1_16 = var_1_19 [L44] EXPR var_1_16 | var_1_19 [L44] COND FALSE !(((var_1_16 | var_1_19) > var_1_16) && var_1_11) [L55] var_1_1 = var_1_10 [L89] RET step() [L90] CALL, EXPR property() [L80] EXPR var_1_16 | var_1_19 [L80-L81] return ((((((((var_1_16 | var_1_19) > var_1_16) && var_1_11) ? (((var_1_19 != -16) && (var_1_17 <= (var_1_17 + var_1_17))) ? ((var_1_17 > var_1_17) ? (var_1_1 == ((signed char) var_1_10)) : (var_1_1 == ((signed char) var_1_10))) : (var_1_1 == ((signed char) var_1_10))) : (var_1_1 == ((signed char) var_1_10))) && (((- (var_1_17 + var_1_17)) > var_1_17) ? (var_1_11 == ((unsigned char) var_1_12)) : 1)) && (var_1_13 == ((unsigned char) (var_1_14 && var_1_15)))) && (var_1_16 == ((signed long int) var_1_19))) && (var_1_17 == ((float) var_1_18))) && (var_1_19 == ((unsigned long int) var_1_20)) ; [L90] RET, EXPR property() [L90] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=2, var_1_18=2, var_1_19=2147483648, var_1_1=-127, var_1_20=2147483648] [L19] reach_error() VAL [isInitial=1, var_1_10=-127, var_1_11=0, var_1_12=-256, var_1_13=1, var_1_14=1, var_1_15=1, var_1_16=-2147483648, var_1_17=2, var_1_18=2, var_1_19=2147483648, var_1_1=-127, var_1_20=2147483648] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50ms. Allocated memory is still 127.9MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.43ms. Allocated memory is still 127.9MB. Free memory was 85.6MB in the beginning and 71.9MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.85ms. Allocated memory is still 127.9MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.54ms. Allocated memory is still 127.9MB. Free memory was 69.8MB in the beginning and 68.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 753.32ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 68.1MB in the beginning and 104.8MB in the end (delta: -36.7MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * CodeCheck took 823.69ms. Allocated memory is still 157.3MB. Free memory was 104.8MB in the beginning and 66.0MB in the end (delta: 38.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 5.67ms. Allocated memory is still 157.3MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:00:15,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk --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 f47940496008161a782f20a4338b252b7e8441d88b3ef3882a191d3af1981916 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:00:17,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:00:18,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:00:18,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:00:18,123 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:00:18,126 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:00:18,127 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:00:18,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:00:18,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:00:18,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:00:18,130 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:00:18,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:00:18,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:00:18,133 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:00:18,133 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:00:18,134 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:00:18,134 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:00:18,134 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:00:18,135 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:00:18,135 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:00:18,135 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:00:18,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:00:18,140 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:00:18,140 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:00:18,141 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:00:18,141 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:00:18,141 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:18,142 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:00:18,142 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:00:18,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:18,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:00:18,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:00:18,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:00:18,143 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:00:18,145 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:18,146 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:00:18,146 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f47940496008161a782f20a4338b252b7e8441d88b3ef3882a191d3af1981916 [2024-11-09 00:00:18,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:00:18,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:00:18,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:00:18,617 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:00:18,618 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:00:18,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i Unable to find full path for "g++" [2024-11-09 00:00:20,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:00:21,006 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:00:21,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i [2024-11-09 00:00:21,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/data/ac111872a/c18fd379a6cb4982a5d1916b61f3efe7/FLAG3d92d0d2f [2024-11-09 00:00:21,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/data/ac111872a/c18fd379a6cb4982a5d1916b61f3efe7 [2024-11-09 00:00:21,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:00:21,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:00:21,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:21,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:00:21,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:00:21,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db26ca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21, skipping insertion in model container [2024-11-09 00:00:21,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:00:21,338 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_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i[915,928] [2024-11-09 00:00:21,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:21,419 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:00:21,433 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_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-88.i[915,928] [2024-11-09 00:00:21,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:21,491 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:00:21,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21 WrapperNode [2024-11-09 00:00:21,492 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:21,494 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:21,495 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:00:21,495 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:00:21,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,552 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 87 [2024-11-09 00:00:21,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:21,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:00:21,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:00:21,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:00:21,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,586 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,598 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,599 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:00:21,607 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:00:21,610 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:00:21,611 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:00:21,612 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:21" (1/1) ... [2024-11-09 00:00:21,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:21,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:00:21,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:00:21,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:00:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:00:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:00:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:00:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:00:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:00:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:00:21,795 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:00:21,799 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:22,262 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:22,263 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:22,398 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:22,399 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:00:22,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:22 BoogieIcfgContainer [2024-11-09 00:00:22,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:22,401 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:22,402 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:22,413 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:22,415 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:22" (1/1) ... [2024-11-09 00:00:22,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:22,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:22,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-09 00:00:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-09 00:00:22,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:22,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:22,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:22,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:22,505 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:22,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:00:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:22,918 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:23,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:00:23,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:27,081 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:00:27,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:28,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:28,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2024-11-09 00:00:28,353 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2024-11-09 00:00:28,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:28,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:28,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:28,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:28,359 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:28,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:00:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:28,765 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:28,857 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:00:28,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:31,885 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:00:31,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:00:32,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:32,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2024-11-09 00:00:32,511 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2024-11-09 00:00:32,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:32,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:32,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:32,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:32,521 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:32,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:00:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:32,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:33,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:00:33,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:35,482 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:00:35,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:35,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:35,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2024-11-09 00:00:35,525 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2024-11-09 00:00:35,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:35,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:35,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:35,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:35,532 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:35,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:00:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:35,931 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:36,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:00:36,015 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:00:38,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:38,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:38,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2024-11-09 00:00:38,339 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2024-11-09 00:00:38,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:38,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:38,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:38,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:38,345 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:38,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:00:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:38,637 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:38,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:00:38,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:00:40,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:40,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:40,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 46 states and 84 transitions. [2024-11-09 00:00:40,744 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2024-11-09 00:00:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:40,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:40,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:40,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:40,749 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:40,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:00:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:41,039 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:41,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:00:41,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:43,158 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:00:43,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:00:45,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:45,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 66 states and 152 transitions. [2024-11-09 00:00:45,710 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 152 transitions. [2024-11-09 00:00:45,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:45,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:45,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:45,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:45,716 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:45,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:00:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:46,035 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:46,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:00:46,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:00:49,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:50,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 66 states and 152 transitions. [2024-11-09 00:00:50,277 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 152 transitions. [2024-11-09 00:00:50,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:50,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:50,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:50,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:50,288 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:50,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:00:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:50,614 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:50,699 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:00:50,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:52,552 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:00:52,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:54,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:54,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 170 transitions. [2024-11-09 00:00:54,920 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-09 00:00:54,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:54,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:54,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:54,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:54,926 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:54,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:00:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:55,288 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:55,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:00:55,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:57,108 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:00:57,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:57,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 170 transitions. [2024-11-09 00:00:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-09 00:00:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:00:57,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:57,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:57,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:57,577 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:57,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 00:00:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:57,935 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:57,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:00:57,975 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:59,929 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:00:59,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-09 00:01:00,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:00,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 170 transitions. [2024-11-09 00:01:00,610 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-09 00:01:00,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:00,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:00,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:00,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:00,616 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:00,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 00:01:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:00,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:00,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:00,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:03,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-09 00:01:03,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:03,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 170 transitions. [2024-11-09 00:01:03,813 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-09 00:01:03,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:03,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:03,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:03,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:03,819 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:03,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 00:01:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:04,110 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:04,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:04,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:05,988 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:05,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-09 00:01:06,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:06,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 170 transitions. [2024-11-09 00:01:06,651 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-09 00:01:06,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:06,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:06,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:06,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:06,658 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:06,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 00:01:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:07,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:07,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:01:07,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:08,697 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:01:08,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:09,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:09,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 170 transitions. [2024-11-09 00:01:09,098 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-09 00:01:09,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:09,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:09,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:09,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:09,103 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:09,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 00:01:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:09,402 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:09,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:09,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:11,281 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:11,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:11,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 170 transitions. [2024-11-09 00:01:11,359 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-09 00:01:11,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:11,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:11,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:11,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:11,366 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:11,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 00:01:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:11,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:11,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:11,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:13,964 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:13,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:14,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:14,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 170 transitions. [2024-11-09 00:01:14,026 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-09 00:01:14,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:14,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:14,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:14,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:14,029 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:14,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-09 00:01:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:14,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:14,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:14,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:16,248 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:16,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:16,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:16,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 68 states and 170 transitions. [2024-11-09 00:01:16,940 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-09 00:01:16,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:16,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:16,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:16,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:16,946 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:16,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-09 00:01:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:17,298 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:17,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:01:17,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:01:22,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:24,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 72 states and 182 transitions. [2024-11-09 00:01:24,345 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 182 transitions. [2024-11-09 00:01:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:24,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:24,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:24,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:24,350 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:24,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-09 00:01:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:24,669 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:24,745 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:24,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:26,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:27,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 72 states and 182 transitions. [2024-11-09 00:01:27,174 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 182 transitions. [2024-11-09 00:01:27,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:27,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:27,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:27,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:27,179 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:27,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-09 00:01:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:27,536 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:27,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:27,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:29,331 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:29,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:29,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:29,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 72 states and 182 transitions. [2024-11-09 00:01:29,929 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 182 transitions. [2024-11-09 00:01:29,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:29,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:29,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:29,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:29,933 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:29,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 00:01:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:30,285 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:30,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:30,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:32,027 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:32,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-09 00:01:32,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:32,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 72 states and 182 transitions. [2024-11-09 00:01:32,833 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 182 transitions. [2024-11-09 00:01:32,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:32,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:32,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:32,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:32,839 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:32,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-09 00:01:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:33,198 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:33,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:33,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:34,897 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:34,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:35,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:35,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 72 states and 182 transitions. [2024-11-09 00:01:35,465 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 182 transitions. [2024-11-09 00:01:35,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:35,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:35,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:35,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:35,467 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:35,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-09 00:01:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:35,748 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:35,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:01:35,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:37,496 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:37,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-09 00:01:37,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 72 states and 182 transitions. [2024-11-09 00:01:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 182 transitions. [2024-11-09 00:01:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:37,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:37,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:37,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:37,539 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:37,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-09 00:01:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:37,845 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:37,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:37,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:39,707 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:39,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:42,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:42,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:01:42,158 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:01:42,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:42,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:42,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:42,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:42,161 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:42,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-09 00:01:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:42,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:42,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:42,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:44,447 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:44,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:44,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:01:44,843 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:01:44,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:44,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:44,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:44,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:44,848 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:44,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-09 00:01:45,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:45,162 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:45,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:01:45,256 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:46,903 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:46,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:46,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:46,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:01:46,944 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:01:46,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:46,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:46,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:46,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:46,948 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:46,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-09 00:01:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:47,247 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:47,356 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:47,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:49,268 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:49,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:49,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:01:49,872 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:01:49,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:49,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:49,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:49,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:49,875 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:49,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-09 00:01:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:50,241 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:50,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:01:50,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:53,248 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:01:53,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:53,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:01:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:01:53,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:53,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:53,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:53,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:53,273 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:53,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-09 00:01:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:53,589 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:53,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:53,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:55,502 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:55,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-09 00:01:56,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:01:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:01:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:56,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:56,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:56,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:56,145 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:56,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-09 00:01:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:56,479 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:56,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:01:56,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:58,437 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:01:58,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-09 00:01:59,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:59,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:01:59,062 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:01:59,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:01:59,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:59,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:59,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:59,064 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:59,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-09 00:01:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:59,349 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:59,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:01:59,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:00,981 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:00,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-09 00:02:01,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:01,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:01,013 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:01,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:01,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:01,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:01,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:01,015 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:01,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-09 00:02:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:01,327 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:01,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:01,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:01,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:03,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:04,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:04,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:04,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:04,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:04,005 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:04,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-09 00:02:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:04,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:04,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:04,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:06,268 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:06,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-09 00:02:06,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:06,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:06,919 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:06,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:06,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:06,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:06,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:06,924 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:06,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-09 00:02:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:07,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:07,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:02:07,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:09,243 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:02:09,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-09 00:02:09,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:09,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:09,260 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:09,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:09,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:09,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:09,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:09,262 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:09,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-09 00:02:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:09,564 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:09,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:09,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:13,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-09 00:02:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:13,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:13,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:13,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:13,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:13,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:13,421 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:13,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-09 00:02:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:13,727 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:13,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:13,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:15,663 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:15,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:16,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:16,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:16,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:16,266 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:16,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-09 00:02:16,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:16,555 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:16,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:16,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:18,558 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:18,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:18,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:18,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:18,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:18,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:18,612 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:18,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-09 00:02:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:18,898 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:18,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:02:18,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:20,663 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:20,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:20,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:20,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:20,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:20,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:20,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:20,708 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:20,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-09 00:02:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:21,017 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:21,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:02:21,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:23,394 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:23,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-09 00:02:23,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:23,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:23,435 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:23,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:23,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:23,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:23,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:23,436 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:23,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-09 00:02:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:23,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:23,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:02:23,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:25,882 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:02:25,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:26,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:26,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:26,394 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:26,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:26,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:26,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:26,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:26,396 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:26,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-09 00:02:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:26,708 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:26,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:26,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:28,551 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:28,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-09 00:02:29,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:29,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:29,172 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:29,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:29,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:29,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:29,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:29,179 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:29,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-09 00:02:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:29,494 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:29,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:02:29,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:31,173 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:31,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:31,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:31,207 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:31,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:31,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:31,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:31,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:31,211 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:31,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-09 00:02:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:31,515 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:31,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:31,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:33,523 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:33,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:33,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:33,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:33,578 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:33,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:33,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:33,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:33,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:33,583 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:33,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-09 00:02:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:34,026 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:34,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:34,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:36,830 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:36,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:37,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:37,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:37,510 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:37,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:37,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:37,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:37,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:37,512 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:37,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-09 00:02:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:37,824 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:37,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:37,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:39,665 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:39,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-09 00:02:40,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:40,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:40,301 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:40,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:40,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:40,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:40,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:40,308 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:40,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-09 00:02:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:40,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:40,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:02:40,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:02:43,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-09 00:02:43,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:43,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:43,046 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:43,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:43,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:43,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:43,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:43,053 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:43,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-09 00:02:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:43,368 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:43,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:43,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:46,260 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:46,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:46,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 74 states and 194 transitions. [2024-11-09 00:02:46,916 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 194 transitions. [2024-11-09 00:02:46,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:46,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:46,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:46,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:46,921 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:46,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-09 00:02:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:47,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:47,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:02:47,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:49,067 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:02:49,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:49,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:49,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:02:49,692 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:02:49,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:49,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:49,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:49,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:49,696 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:49,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-09 00:02:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:50,012 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:50,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:50,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:52,104 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:52,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:52,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:52,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:02:52,161 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:02:52,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:52,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:52,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:52,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:52,166 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:52,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-09 00:02:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:52,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:52,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:02:52,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:54,426 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:54,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:54,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:54,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:02:54,640 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:02:54,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:54,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:54,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:54,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:54,644 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:54,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-09 00:02:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:55,037 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:55,096 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:02:55,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:57,716 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:02:57,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-09 00:02:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:02:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:02:57,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:57,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:57,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:57,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:57,929 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:57,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-09 00:02:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:58,214 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:58,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:02:58,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:59,718 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:02:59,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-09 00:02:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:59,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:02:59,750 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:02:59,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:02:59,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:59,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:59,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:59,754 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:59,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-09 00:03:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:00,048 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:00,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:03:00,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:03:02,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-09 00:03:02,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:02,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:02,184 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:02,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:02,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:02,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:02,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:02,188 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:02,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-09 00:03:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:02,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:02,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:02,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:04,585 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:04,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-09 00:03:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:04,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:04,642 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:04,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:04,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:04,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:04,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:04,650 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:04,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-09 00:03:05,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:05,003 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:05,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:05,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:07,043 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:07,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:07,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:07,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:07,099 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:07,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:07,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:07,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:07,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:07,100 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:07,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-09 00:03:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:07,422 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:07,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:07,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:09,450 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:09,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:09,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:09,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:09,979 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:09,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:09,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:09,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:09,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:09,982 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:09,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-09 00:03:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:10,298 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:10,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:10,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:12,313 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:12,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:13,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:13,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:13,054 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:13,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:13,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:13,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:13,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:13,056 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:13,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-09 00:03:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:13,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:13,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:13,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:15,119 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:15,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-09 00:03:15,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:15,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:15,691 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:15,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:15,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:15,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:15,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:15,693 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:15,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-09 00:03:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:15,985 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:16,028 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:16,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:17,816 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:17,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:18,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:18,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:18,344 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:18,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:18,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:18,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:18,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:18,346 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:18,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-09 00:03:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:18,664 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:18,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:03:18,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:03:21,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:21,301 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:21,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:21,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:21,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:21,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:21,303 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:21,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-09 00:03:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:21,562 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:21,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:21,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:23,846 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:23,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:24,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:24,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:24,066 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:24,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:24,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:24,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:24,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:24,070 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:24,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-09 00:03:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:24,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:24,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:24,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:26,337 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:26,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:26,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:26,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:26,392 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:26,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:26,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:26,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:26,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:26,396 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:26,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-09 00:03:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:26,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:26,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:26,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:28,851 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:28,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:28,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:28,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:28,908 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:28,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:28,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:28,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:28,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:28,911 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:28,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-09 00:03:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:29,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:29,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:03:29,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:30,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:30,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:30,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:30,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:30,844 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:30,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-09 00:03:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:31,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:31,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:31,225 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:33,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:33,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:33,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:33,472 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:33,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:33,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:33,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:33,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:33,476 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:33,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-09 00:03:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:33,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:33,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:33,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:35,855 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:35,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:36,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:36,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:36,511 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:36,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:36,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:36,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:36,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:36,516 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:36,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-09 00:03:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:36,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:37,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:03:37,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:38,733 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:38,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-09 00:03:38,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:38,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:38,770 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:38,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:38,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:38,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:38,773 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:38,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-09 00:03:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:39,087 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:39,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:39,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:41,102 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:41,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-11-09 00:03:41,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:41,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:41,486 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:41,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:41,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:41,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:41,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:41,488 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:41,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-09 00:03:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:41,805 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:41,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:41,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:44,577 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:44,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:44,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:44,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:44,957 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:44,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:44,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:44,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:44,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:44,959 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:44,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-09 00:03:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:45,278 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:45,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:45,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:47,844 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:47,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:48,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 76 states and 206 transitions. [2024-11-09 00:03:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 206 transitions. [2024-11-09 00:03:48,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:48,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:48,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:48,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:48,511 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:48,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-09 00:03:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:48,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:48,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:03:48,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:50,571 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:50,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-09 00:03:51,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 84 states and 209 transitions. [2024-11-09 00:03:51,076 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 209 transitions. [2024-11-09 00:03:51,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:51,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:51,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:51,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:51,078 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:51,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-09 00:03:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:51,360 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:51,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:51,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:53,585 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:03:53,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:54,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 84 states and 209 transitions. [2024-11-09 00:03:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 209 transitions. [2024-11-09 00:03:54,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:54,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:54,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:54,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:54,247 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:54,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-09 00:03:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:54,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:54,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:03:54,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:03:56,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Forceful destruction successful, exit code 0 [2024-11-09 00:03:58,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:58,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:03:58,361 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:03:58,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:03:58,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:58,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:58,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:03:58,363 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:03:58,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-09 00:03:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:58,684 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:03:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:58,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:58,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:00,668 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:00,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:01,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:01,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:01,373 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:01,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:01,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:01,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:01,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:01,377 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:01,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-09 00:04:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:01,774 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:01,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:01,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:04,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:04,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:04,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:04,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:04,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:04,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:04,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:04,716 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:04,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-09 00:04:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:05,125 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:05,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:05,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:07,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-11-09 00:04:07,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:07,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:07,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:07,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:07,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:07,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:07,896 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:07,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-09 00:04:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:08,262 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:08,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:08,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:08,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:10,790 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:10,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:11,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:11,377 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:11,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:11,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:11,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:11,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:11,378 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:11,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-09 00:04:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:11,733 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:11,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:11,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:13,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:14,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:14,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:14,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:14,683 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:14,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-09 00:04:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:15,073 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:15,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:15,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:17,574 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:17,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-11-09 00:04:18,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:18,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:18,258 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:18,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:18,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:18,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:18,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:18,260 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:18,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-09 00:04:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:18,591 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:18,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:04:18,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:22,430 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:04:22,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:22,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:22,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:22,454 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:22,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:22,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:22,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:22,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:22,458 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:22,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-09 00:04:22,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:22,944 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:23,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:04:23,150 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:25,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:25,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:25,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:25,364 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:25,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:25,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:25,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:25,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:25,368 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:25,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-09 00:04:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:25,683 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:25,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:04:25,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:27,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:27,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:27,291 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:27,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:27,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:27,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:27,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:27,293 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:27,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-09 00:04:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:27,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:27,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:04:27,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:29,569 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:29,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:29,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:29,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:29,605 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:29,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:29,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:29,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:29,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:29,609 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:29,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-09 00:04:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:29,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:30,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:30,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:30,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:33,006 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:33,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:33,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:33,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:33,647 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:33,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:33,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:33,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:33,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:33,651 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:33,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-09 00:04:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:33,962 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:34,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:04:34,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:35,664 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:35,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-11-09 00:04:35,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:35,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:35,707 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:35,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:35,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:35,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:35,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:35,711 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:35,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-09 00:04:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:36,012 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:36,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:36,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:38,295 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:38,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:38,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:38,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:38,916 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:38,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:38,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:38,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:38,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:38,917 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:38,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-09 00:04:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:39,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:39,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:39,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:41,490 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:41,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-11-09 00:04:41,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:41,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:41,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:41,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:41,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:41,560 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:41,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-09 00:04:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:41,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:42,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:04:42,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:45,821 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:04:45,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-09 00:04:46,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:46,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:46,241 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:46,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:46,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:46,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:46,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:46,242 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:46,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-09 00:04:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:46,637 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:46,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:04:46,734 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:48,372 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:48,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:48,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:48,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:48,412 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:48,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:48,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:48,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:48,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:48,413 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:48,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-09 00:04:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:48,721 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:48,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:04:48,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:50,895 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:04:50,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-11-09 00:04:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:50,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:50,922 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:50,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:50,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:50,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:50,926 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:50,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-09 00:04:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:51,431 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:51,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:51,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:54,553 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:54,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-11-09 00:04:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:55,285 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:55,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:55,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:55,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:55,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:55,287 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:55,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-09 00:04:55,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:55,630 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:55,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:04:55,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:04:57,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (92)] Forceful destruction successful, exit code 0 [2024-11-09 00:04:57,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:57,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:04:57,678 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:04:57,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:04:57,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:57,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:57,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:04:57,680 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:04:57,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-09 00:04:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:58,106 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:04:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:58,226 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:04:58,228 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:00,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (93)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:00,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:00,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:00,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:00,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:00,400 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:00,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-09 00:05:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:00,712 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:00,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:00,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:02,594 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:02,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (94)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:03,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:03,261 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:03,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:03,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:03,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:03,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:03,263 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:03,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-09 00:05:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:03,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:03,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:03,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:05,731 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:05,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (95)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:05,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:05,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:05,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:05,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:05,788 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:05,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-09 00:05:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:06,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:06,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:06,222 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:06,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:08,358 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:08,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (96)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:08,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:08,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:08,414 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:08,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:08,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:08,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:08,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:08,416 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:08,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-09 00:05:08,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:08,726 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:08,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:08,763 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:08,764 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:12,175 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:12,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (97)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:12,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:12,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:12,774 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:12,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:12,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:12,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:12,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:12,776 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:12,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-09 00:05:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:13,058 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:13,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:13,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:13,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:15,106 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:15,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-11-09 00:05:15,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:15,167 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:15,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:15,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:15,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:15,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:15,169 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:15,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-09 00:05:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:15,469 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:15,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:15,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:20,426 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:20,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-11-09 00:05:21,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:21,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:21,046 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:21,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:21,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:21,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:21,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:21,047 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:21,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-09 00:05:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:21,328 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:21,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:21,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:23,175 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:23,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:23,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:23,760 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:23,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:23,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:23,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:23,762 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:23,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-09 00:05:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:24,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:24,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:05:24,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:05:25,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (101)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:25,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:25,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:25,818 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:25,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:25,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:25,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:25,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:25,824 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:25,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-09 00:05:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:26,157 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:26,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:26,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:28,053 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:28,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (102)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:28,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:28,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:28,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:28,609 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:28,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-09 00:05:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:28,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:28,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:05:28,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:30,755 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:05:30,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-11-09 00:05:30,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:30,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:30,772 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:30,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:30,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:30,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:30,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:30,777 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:30,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-09 00:05:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:31,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:31,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:05:31,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:33,703 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:33,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (104)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:33,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:33,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:33,742 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:33,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:33,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:33,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:33,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:33,743 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:33,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-09 00:05:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:34,001 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:34,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:34,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:35,973 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:35,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (105)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:36,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:36,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:36,571 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:36,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:36,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:36,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:36,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:36,573 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:36,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-09 00:05:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:36,866 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:36,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:05:36,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:39,000 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:05:39,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:39,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:39,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:39,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:39,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:39,090 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:39,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-09 00:05:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:39,355 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:39,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:05:39,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:41,288 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:05:41,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (107)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:41,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:41,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:41,302 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:41,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:41,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:41,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:41,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:41,307 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:41,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-09 00:05:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:41,567 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:41,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:41,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:43,644 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:43,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-11-09 00:05:44,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:44,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:44,190 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:44,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:44,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:44,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:44,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:44,191 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:44,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-09 00:05:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:44,460 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:44,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:44,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:46,255 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:46,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-11-09 00:05:46,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:46,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:46,784 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:46,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:46,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:46,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:46,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:46,787 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:46,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-09 00:05:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:47,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:47,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:05:47,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:48,569 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:48,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (110)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:48,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:48,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:48,600 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:48,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:48,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:48,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:48,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:48,601 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:48,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-09 00:05:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:48,891 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:48,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:05:48,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:50,362 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:50,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (111)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:50,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:50,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:50,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:50,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:50,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:50,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:50,395 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:50,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-09 00:05:50,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:50,685 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:50,813 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:05:50,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:52,096 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:52,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (112)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:52,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:52,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:52,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:52,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:52,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:52,131 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:52,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-09 00:05:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:52,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:52,499 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:52,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:54,417 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:54,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (113)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:54,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:54,941 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:54,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:54,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:54,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:54,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:54,943 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:54,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-09 00:05:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:55,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:55,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:55,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:05:57,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (114)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:57,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:05:57,737 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:05:57,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:05:57,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:57,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:57,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:57,738 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:57,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-09 00:05:58,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:58,003 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:58,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:05:58,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:00,487 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:00,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:01,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:01,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:01,040 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:01,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:01,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:01,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:01,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:01,041 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:01,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-09 00:06:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:01,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:01,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:06:01,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:03,296 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:03,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (116)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:03,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:03,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:03,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:03,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:03,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:03,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:03,327 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:03,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-09 00:06:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:03,604 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:03,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:06:03,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:05,184 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:05,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (117)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:05,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:05,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:05,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:05,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:05,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:05,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:05,213 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:05,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-11-09 00:06:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:05,463 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:05,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:06:05,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:07,563 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:06:07,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (118)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:07,575 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:07,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:07,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:07,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:07,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:07,576 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:07,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-11-09 00:06:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:07,829 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:07,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:07,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:09,568 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:09,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (119)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:10,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:10,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:10,112 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:10,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:10,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:10,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:10,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:10,113 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:10,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-11-09 00:06:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:10,363 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:10,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:10,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:12,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (120)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:12,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:12,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:12,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:12,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:12,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:12,855 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:12,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-11-09 00:06:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:13,189 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:13,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:06:13,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:06:15,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-11-09 00:06:15,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:15,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:15,303 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:15,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:15,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:15,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:15,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:15,305 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:15,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-11-09 00:06:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:15,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:15,688 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:15,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:17,640 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:17,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (122)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:18,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:18,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:18,242 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:18,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:18,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:18,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:18,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:18,243 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:18,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-11-09 00:06:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:18,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:18,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:18,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:21,154 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:21,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (123)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:21,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:21,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:21,739 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:21,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:21,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:21,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:21,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:21,745 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:21,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-11-09 00:06:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:22,039 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:22,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:22,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:24,454 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:24,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (124)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:25,143 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:25,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:25,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:25,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:25,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:25,145 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:25,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-11-09 00:06:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:25,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:25,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:06:25,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:27,573 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:06:27,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-11-09 00:06:27,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:27,617 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:27,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:27,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:27,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:27,619 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:27,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-11-09 00:06:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:27,943 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:28,215 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:06:28,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:29,893 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:29,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (126)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:29,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:29,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:29,921 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:29,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:29,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:29,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:29,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:29,923 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:29,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-11-09 00:06:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:30,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:30,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:30,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:32,171 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:32,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (127)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:32,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:32,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:32,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:32,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:32,533 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:32,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-11-09 00:06:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:32,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:33,041 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:06:33,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:34,693 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:34,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (128)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:34,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:34,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:34,724 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:34,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:34,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:34,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:34,726 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:34,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-11-09 00:06:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:35,048 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:35,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:35,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:37,781 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:37,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-11-09 00:06:38,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:38,136 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:38,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:38,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:38,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:38,142 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:38,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-11-09 00:06:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:38,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:38,481 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:38,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:40,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-11-09 00:06:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:41,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:41,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:41,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:41,440 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:41,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-11-09 00:06:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:41,754 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:41,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:41,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:06:41,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:43,905 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:06:43,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-11-09 00:06:43,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:43,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:43,916 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:43,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:43,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:43,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:43,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:43,920 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:43,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-11-09 00:06:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:44,204 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:44,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:44,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:46,100 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:46,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-11-09 00:06:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:46,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:46,718 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:46,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:46,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:46,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:46,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:46,720 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:46,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-11-09 00:06:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:47,006 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:47,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:47,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:47,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:49,256 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:49,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-11-09 00:06:49,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:49,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:49,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:49,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:49,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:49,628 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:49,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-11-09 00:06:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:49,891 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:49,932 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:49,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:52,196 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:52,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-11-09 00:06:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:52,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:52,918 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:52,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:52,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:52,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:52,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:52,921 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:52,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-11-09 00:06:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:53,219 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:53,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:53,333 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:06:53,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:55,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-11-09 00:06:55,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:55,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:55,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:55,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:55,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:55,178 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:55,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-11-09 00:06:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:55,459 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:55,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:06:55,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:56,968 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:56,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (136)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:56,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:56,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:56,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:56,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:56,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:56,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:56,999 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:57,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-11-09 00:06:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:57,271 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:57,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:57,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:06:59,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-11-09 00:06:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:59,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:06:59,557 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:06:59,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:06:59,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:59,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:59,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:59,559 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:59,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-11-09 00:06:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:59,886 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:59,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:06:59,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:01,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (138)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:02,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:02,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:02,274 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:02,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:02,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:02,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:02,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:02,275 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:02,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-11-09 00:07:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:02,534 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:02,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:02,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:05,835 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:05,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (139)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:06,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:06,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:06,223 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:06,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:06,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:06,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:06,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:06,224 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:06,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-11-09 00:07:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:06,544 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:06,647 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:07:06,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:08,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (140)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:08,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:08,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:08,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:08,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:08,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:08,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:08,338 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:08,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-11-09 00:07:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:08,628 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:08,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:07:08,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:10,209 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:07:10,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (141)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:10,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:10,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:10,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:10,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:10,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:10,249 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:10,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-11-09 00:07:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:10,559 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:10,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:10,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:14,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (142)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:15,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:15,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:15,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:15,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:15,199 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:15,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-11-09 00:07:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:15,501 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:15,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:07:15,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:07:17,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-11-09 00:07:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:17,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:17,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:17,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:17,625 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:17,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-11-09 00:07:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:17,931 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:18,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:18,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:07:18,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:19,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-11-09 00:07:19,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:19,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:19,612 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:19,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:19,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:19,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:19,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:19,613 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:19,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-11-09 00:07:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:19,924 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:19,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:07:19,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:21,866 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:07:21,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (145)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:21,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:21,878 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:21,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:21,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:21,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:21,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:21,880 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:21,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-11-09 00:07:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:22,190 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:22,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:22,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:24,647 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:24,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (146)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:25,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:25,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:25,218 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:25,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:25,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:25,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:25,221 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:25,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-11-09 00:07:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:25,491 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:25,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:07:25,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:29,168 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:07:29,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (147)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:29,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:29,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:29,187 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:29,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:29,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:29,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:29,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:29,189 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:29,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-11-09 00:07:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:29,544 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:29,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:29,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:31,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-11-09 00:07:32,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:32,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:32,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:32,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:32,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:32,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:32,129 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:32,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-11-09 00:07:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:32,421 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:32,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:32,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:34,476 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:34,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (149)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:35,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:35,029 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:35,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:35,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:35,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:35,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:35,030 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:35,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-11-09 00:07:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:35,304 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:35,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:35,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:37,312 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:37,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-11-09 00:07:37,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:37,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:37,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:37,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:37,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:37,899 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:37,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-11-09 00:07:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:38,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:38,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:38,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:38,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:40,263 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:40,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (151)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:40,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:40,858 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:40,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:40,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:40,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:40,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:40,859 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:40,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-11-09 00:07:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:41,143 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:41,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:07:41,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:43,299 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:43,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (152)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:43,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:43,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:43,329 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:43,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:43,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:43,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:43,330 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:43,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-11-09 00:07:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:43,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:43,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:07:43,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:45,260 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:45,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-11-09 00:07:45,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:45,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:45,294 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:45,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:45,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:45,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:45,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:45,297 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:45,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-11-09 00:07:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:45,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:45,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:07:45,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:47,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-11-09 00:07:47,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:47,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:47,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:47,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:47,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:47,459 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:47,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-11-09 00:07:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:47,757 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:47,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:47,824 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:07:47,825 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:49,399 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:49,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (155)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:49,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:49,431 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:49,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:49,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:49,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:49,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:49,433 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:49,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-11-09 00:07:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:49,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:49,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:49,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:51,949 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:51,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (156)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:52,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:52,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:52,647 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:52,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:52,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:52,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:52,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:52,650 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:52,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-11-09 00:07:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:53,027 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:53,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:53,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:54,686 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:54,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-11-09 00:07:55,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:55,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:55,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:55,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:55,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:55,292 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:55,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-11-09 00:07:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:55,592 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:55,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:55,655 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:55,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:57,765 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:07:57,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-11-09 00:07:58,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:58,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:07:58,318 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:07:58,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:07:58,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:58,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:58,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:58,320 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:58,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-11-09 00:07:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:58,578 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:58,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:58,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:00,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-11-09 00:08:00,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:00,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:08:00,972 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:08:00,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:00,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:00,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:00,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:00,973 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:00,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-11-09 00:08:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:01,265 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:01,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:01,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:03,042 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:03,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-11-09 00:08:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:08:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:08:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:03,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:03,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:03,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:03,353 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:03,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-11-09 00:08:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:03,610 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:03,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:08:03,645 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:05,274 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:08:05,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-11-09 00:08:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:08:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:08:05,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:05,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:05,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:05,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:05,313 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:05,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-11-09 00:08:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:05,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:05,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:08:05,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:07,405 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:08:07,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-11-09 00:08:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:07,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:08:07,426 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:08:07,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:07,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:07,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:07,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:07,429 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:07,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-11-09 00:08:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:07,706 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:07,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:07,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:09,365 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:09,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-11-09 00:08:09,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:08:09,983 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:08:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:09,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:09,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:09,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:09,984 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:09,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-11-09 00:08:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:10,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:10,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:10,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:12,106 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:12,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (164)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:12,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:12,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:08:12,683 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:08:12,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:12,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:12,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:12,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:12,686 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:12,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-11-09 00:08:12,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:12,980 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:13,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:13,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:14,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-11-09 00:08:15,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:15,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 86 states and 227 transitions. [2024-11-09 00:08:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 227 transitions. [2024-11-09 00:08:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:15,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:15,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:15,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:15,251 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:15,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-11-09 00:08:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:15,526 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:15,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:08:15,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:17,353 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:08:17,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-11-09 00:08:18,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:18,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:18,856 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:18,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:18,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:18,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:18,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:18,858 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:18,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-11-09 00:08:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:19,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:19,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:19,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:21,135 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:21,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (167)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:21,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:21,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:21,456 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:21,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:21,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:21,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:21,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:21,457 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:21,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-11-09 00:08:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:21,721 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:21,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:08:21,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:23,394 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:23,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-11-09 00:08:23,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:23,423 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:23,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:23,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:23,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:23,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:23,426 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:23,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-11-09 00:08:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:23,701 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:23,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:23,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:27,489 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:27,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (169)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:28,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:28,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:28,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:28,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:28,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:28,197 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:28,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-11-09 00:08:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:28,533 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:28,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:08:28,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:30,961 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:08:30,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (170)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:30,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:30,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:30,975 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:30,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:30,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:30,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:30,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:30,977 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:30,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-11-09 00:08:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:31,296 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:31,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:08:31,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:32,981 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:32,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (171)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:33,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:33,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:33,016 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:33,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:33,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:33,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:33,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:33,017 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:33,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-11-09 00:08:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:33,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:33,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:33,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:35,037 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:35,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (172)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:35,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:35,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:35,406 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:35,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:35,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:35,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:35,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:35,408 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:35,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-11-09 00:08:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:35,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:35,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:08:35,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:39,553 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:39,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-11-09 00:08:39,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:39,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:39,585 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:39,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:39,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:39,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:39,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:39,587 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:39,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-11-09 00:08:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:39,880 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:39,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:39,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:41,650 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:41,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (174)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:42,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:42,442 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:42,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:42,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:42,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:42,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:42,444 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:42,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-11-09 00:08:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:42,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:42,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:42,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:47,534 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:47,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-11-09 00:08:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:47,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:47,960 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:47,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:47,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:47,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:47,962 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:47,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-11-09 00:08:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:48,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:48,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:48,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:50,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-11-09 00:08:51,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:51,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:51,095 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:51,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:51,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:51,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:51,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:51,096 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:51,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-11-09 00:08:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:51,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:51,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:08:51,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:53,274 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:53,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (177)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:53,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:53,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:53,303 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:53,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:53,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:53,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:53,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:53,305 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:53,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-11-09 00:08:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:53,589 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:53,649 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:53,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:55,575 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:55,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (178)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:56,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:56,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:56,232 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:56,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:56,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:56,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:56,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:56,233 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:56,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-11-09 00:08:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:56,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:56,588 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:08:56,590 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:58,628 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:08:58,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (179)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:59,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:59,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:08:59,608 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:08:59,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:08:59,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:59,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:59,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:59,612 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:59,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-11-09 00:09:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:00,062 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:00,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:00,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:02,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-11-09 00:09:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:03,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:03,660 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:03,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:03,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:03,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:03,662 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:03,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-11-09 00:09:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:04,006 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:04,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:04,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:05,992 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:05,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (181)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:06,366 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:06,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:06,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:06,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:06,367 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:06,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-11-09 00:09:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:06,619 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:06,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:09:06,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:08,792 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:08,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-11-09 00:09:08,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:08,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:08,824 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:08,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:08,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:08,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:08,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:08,826 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:08,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-11-09 00:09:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:09,225 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:09,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:09,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:11,901 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:11,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (183)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:12,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:12,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:12,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:12,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:12,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:12,568 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:12,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-11-09 00:09:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:13,004 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:13,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:09:13,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:14,622 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:14,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-11-09 00:09:14,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:14,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:14,657 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:14,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:14,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:14,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:14,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:14,658 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:14,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-11-09 00:09:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:14,956 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:15,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:09:15,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:16,800 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:16,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (185)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:16,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:16,833 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:16,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:16,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:16,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:16,835 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:16,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-11-09 00:09:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:17,094 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:17,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:09:17,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:19,078 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:09:19,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (186)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:19,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:19,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:19,357 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:19,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:19,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:19,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:19,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:19,359 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:19,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-11-09 00:09:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:19,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:19,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:09:19,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:22,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (187)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:22,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:22,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:22,194 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:22,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:22,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:22,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:22,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:22,196 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:22,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-11-09 00:09:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:22,562 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:22,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:09:22,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:24,978 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:09:24,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-11-09 00:09:25,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:25,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:25,066 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:25,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:25,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:25,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:25,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:25,068 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:25,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-11-09 00:09:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:25,401 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:25,442 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:09:25,443 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:27,357 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:09:27,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-11-09 00:09:27,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:27,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:27,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:27,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:27,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:27,410 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:27,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-11-09 00:09:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:27,751 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:27,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:09:27,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:29,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (190)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:29,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:29,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:29,701 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:29,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:29,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:29,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:29,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:29,703 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:29,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-11-09 00:09:30,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:30,027 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:30,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:09:30,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:32,428 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:09:32,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (191)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:32,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:32,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:32,442 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:32,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:32,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:32,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:32,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:32,444 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:32,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-11-09 00:09:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:32,927 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:33,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:33,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:35,309 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:35,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (192)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:36,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:36,083 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:36,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:36,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:36,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:36,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:36,089 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:36,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-11-09 00:09:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:36,544 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:36,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:36,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:38,924 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:38,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-11-09 00:09:39,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:39,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:39,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:39,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:39,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:39,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:39,692 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:39,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-11-09 00:09:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:40,011 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:40,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:40,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:42,046 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:42,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (194)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:42,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:42,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:42,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:42,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:42,945 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:42,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-11-09 00:09:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:43,269 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:43,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:09:43,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:46,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (195)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:47,015 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:47,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:47,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:47,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:47,017 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:47,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-11-09 00:09:47,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:47,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:47,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:47,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:50,123 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:50,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (196)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:50,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:50,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:50,866 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:50,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:50,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:50,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:50,868 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:50,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-11-09 00:09:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:51,203 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:51,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:09:51,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:53,245 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:53,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-11-09 00:09:53,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:53,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:53,283 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:53,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:53,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:53,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:53,285 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:53,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-11-09 00:09:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:53,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:53,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:09:53,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:56,320 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:09:56,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-11-09 00:09:56,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:56,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:56,334 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:56,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:56,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:56,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:56,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:56,336 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:56,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-11-09 00:09:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:56,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:56,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:09:56,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:09:59,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (199)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:59,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:59,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:09:59,759 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:09:59,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:09:59,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:59,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:59,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:59,760 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:59,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-11-09 00:10:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:00,054 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:00,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:00,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:02,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (200)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:02,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:10:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:10:02,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:02,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:02,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:02,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:02,899 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:02,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-11-09 00:10:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:03,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:03,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:03,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:06,037 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:06,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (201)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:06,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:06,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:10:06,770 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:10:06,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:06,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:06,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:06,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:06,772 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:06,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-11-09 00:10:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:07,129 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:07,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:07,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:09,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-11-09 00:10:10,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 88 states and 245 transitions. [2024-11-09 00:10:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 245 transitions. [2024-11-09 00:10:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:10,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:10,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:10,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:10,279 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:10,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-11-09 00:10:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:10,780 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:10,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:10:10,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:14,050 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:10:14,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-11-09 00:10:16,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:16,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:16,178 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:16,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:16,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:16,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:16,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:16,182 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:16,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-11-09 00:10:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:16,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:16,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:16,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:18,182 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:18,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (204)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:18,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:18,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:18,524 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:18,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:18,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:18,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:18,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:18,529 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:18,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-11-09 00:10:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:18,864 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:18,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:10:18,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:21,294 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:10:21,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-11-09 00:10:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:21,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:21,306 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:21,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:21,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:21,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:21,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:21,308 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:21,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-11-09 00:10:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:21,591 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:21,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:21,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:23,672 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:23,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (206)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:24,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:24,110 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:24,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:24,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:24,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:24,114 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:24,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-11-09 00:10:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:24,545 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:24,597 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:10:24,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:26,660 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:10:26,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (207)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:26,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:26,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:26,671 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:26,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:26,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:26,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:26,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:26,672 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:26,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-11-09 00:10:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:26,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:27,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:10:27,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:28,443 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:28,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (208)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:28,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:28,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:28,472 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:28,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:28,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:28,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:28,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:28,474 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:28,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-11-09 00:10:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:28,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:28,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:10:28,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:10:30,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-11-09 00:10:30,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:30,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:30,893 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:30,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:30,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:30,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:30,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:30,896 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:30,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-11-09 00:10:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:31,174 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:31,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:31,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:31,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:33,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-11-09 00:10:33,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:33,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:33,735 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:33,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:33,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:33,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:33,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:33,736 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:33,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-11-09 00:10:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:34,012 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:34,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:34,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:35,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (211)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:36,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:36,156 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:36,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:36,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:36,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:36,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:36,157 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:36,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-11-09 00:10:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:36,422 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:36,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:36,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:38,552 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:38,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (212)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:38,607 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:38,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:38,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:38,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:38,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:38,608 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:38,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-11-09 00:10:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:38,868 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:38,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:10:38,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:40,843 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:10:40,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (213)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:40,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:40,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:40,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:40,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:40,949 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:40,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-11-09 00:10:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:41,218 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:41,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:41,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:43,382 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:43,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-11-09 00:10:43,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:43,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:43,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:43,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:43,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:43,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:43,506 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:43,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-11-09 00:10:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:43,772 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:43,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:10:43,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:45,233 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:45,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-11-09 00:10:45,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:45,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:45,264 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:45,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:45,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:45,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:45,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:45,266 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:45,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-11-09 00:10:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:45,529 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:45,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:45,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:48,198 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:48,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (216)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:48,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:48,250 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:48,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:48,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:48,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:48,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:48,252 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:48,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-11-09 00:10:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:48,516 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:48,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:48,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:50,153 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:50,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (217)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:50,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:50,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:50,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:50,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:50,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:50,502 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:50,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-11-09 00:10:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:50,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:50,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:50,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:52,562 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:52,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-11-09 00:10:53,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:53,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:53,262 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:53,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:53,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:53,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:53,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:53,264 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:53,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-11-09 00:10:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:53,540 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:53,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:10:53,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:55,117 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:55,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-11-09 00:10:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:55,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:55,146 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:55,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:55,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:55,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:55,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:55,148 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:55,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-11-09 00:10:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:55,409 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:55,444 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:10:55,445 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:10:57,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (220)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:57,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:57,256 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:57,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:57,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:57,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:57,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:57,257 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:57,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-11-09 00:10:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:57,511 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:57,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:57,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:10:59,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (221)] Forceful destruction successful, exit code 0 [2024-11-09 00:10:59,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:59,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:10:59,550 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:10:59,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:10:59,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:59,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:59,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:59,552 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:59,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-11-09 00:10:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:59,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:59,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:10:59,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:01,485 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:01,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-11-09 00:11:02,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:02,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:02,034 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:02,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:02,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:02,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:02,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:02,036 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:02,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-11-09 00:11:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:02,290 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:02,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:11:02,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:03,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-11-09 00:11:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:03,852 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:03,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:03,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:03,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:03,854 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:03,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-11-09 00:11:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:04,114 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:04,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:11:04,187 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:05,616 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:05,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (224)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:05,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:05,645 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:05,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:05,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:05,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:05,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:05,647 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:05,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-11-09 00:11:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:05,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:05,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:05,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:11:05,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:07,349 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:07,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-11-09 00:11:07,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:07,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:07,377 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:07,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:07,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:07,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:07,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:07,378 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:07,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-11-09 00:11:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:07,632 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:07,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:07,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:09,569 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:09,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (226)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:10,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:10,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:10,117 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:10,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:10,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:10,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:10,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:10,118 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:10,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-11-09 00:11:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:10,373 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:10,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:10,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:12,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-11-09 00:11:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:12,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:12,635 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:12,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:12,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:12,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:12,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:12,638 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:12,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-11-09 00:11:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:13,039 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:13,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:11:13,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:14,510 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:11:14,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (228)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:14,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:14,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:14,550 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:14,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:14,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:14,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:14,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:14,552 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:14,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-11-09 00:11:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,806 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:14,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:14,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:14,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:16,510 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:16,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-11-09 00:11:17,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:17,056 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:17,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:17,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:17,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:17,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:17,061 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:17,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-11-09 00:11:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:17,319 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:17,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:17,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:17,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:18,886 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:18,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (230)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:19,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:19,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:19,435 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:19,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:19,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:19,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:19,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:19,437 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:19,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-11-09 00:11:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:19,698 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:19,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:19,781 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:22,112 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:22,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (231)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:22,164 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:22,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:22,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:22,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:22,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:22,165 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:22,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-11-09 00:11:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:22,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:22,449 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:22,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:24,194 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:24,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-11-09 00:11:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:24,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:24,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:24,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:24,246 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:24,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-11-09 00:11:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:24,502 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:24,538 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:11:24,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:25,952 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:25,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (233)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:25,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:25,986 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:25,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:25,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:25,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:25,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:25,987 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:25,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-11-09 00:11:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:26,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:26,301 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:26,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:27,987 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:27,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-11-09 00:11:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:28,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:28,052 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:28,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:28,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:28,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:28,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:28,055 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:28,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-11-09 00:11:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:28,442 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:28,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:28,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:30,409 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:30,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (235)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:30,460 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:30,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:30,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:30,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:30,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:30,461 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:30,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-11-09 00:11:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:30,726 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:30,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:11:30,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:11:32,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (236)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:32,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:32,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:32,515 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:32,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:32,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:32,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:32,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:32,519 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:32,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-11-09 00:11:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:32,855 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:32,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:32,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:34,467 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:34,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-11-09 00:11:34,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:34,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:34,571 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:34,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:34,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:34,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:34,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:34,573 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:34,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-11-09 00:11:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:34,830 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:34,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:34,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:36,599 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:36,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-11-09 00:11:37,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:37,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:37,142 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:37,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:37,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:37,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:37,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:37,144 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:37,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-11-09 00:11:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:37,395 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:37,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:37,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:39,108 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:39,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (239)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:39,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:39,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:39,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:39,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:39,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:39,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:39,681 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:39,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-11-09 00:11:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:39,945 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:39,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:11:39,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:41,669 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:11:41,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (240)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:41,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:41,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:41,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:41,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:41,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:41,766 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:41,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-11-09 00:11:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:42,027 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:42,060 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:42,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:43,757 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:43,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (241)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:43,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:43,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:43,808 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:43,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:43,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:43,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:43,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:43,810 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:43,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-11-09 00:11:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:44,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:44,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:44,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:45,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (242)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:45,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:45,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:45,953 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:45,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:45,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:45,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:45,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:45,955 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:45,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-11-09 00:11:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:46,201 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:46,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:11:46,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:47,648 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:47,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-11-09 00:11:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:47,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:47,684 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:47,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:47,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:47,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:47,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:47,686 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:47,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-11-09 00:11:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:47,946 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:47,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:47,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:49,521 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:49,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (244)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:49,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:49,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:49,570 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:49,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:49,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:49,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:49,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:49,571 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:49,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-11-09 00:11:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:49,824 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:49,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:49,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:51,408 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:51,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (245)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:51,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:51,947 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:51,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:51,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:51,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:51,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:51,949 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:51,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-11-09 00:11:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:52,203 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:52,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:52,289 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:54,358 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:54,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-11-09 00:11:54,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:54,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:54,899 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:54,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:54,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:54,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:54,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:54,902 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:54,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-11-09 00:11:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:55,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:55,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:11:55,206 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:11:57,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (247)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:57,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:57,162 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:57,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:57,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:57,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:57,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:57,164 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:57,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-11-09 00:11:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:57,420 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:57,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:57,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:11:59,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (248)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:59,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:11:59,618 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:11:59,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:11:59,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:59,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:59,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:59,619 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:59,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-11-09 00:11:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:59,874 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:59,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:59,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:03,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (249)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:04,520 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:04,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:04,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:04,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:04,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:04,522 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:04,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-11-09 00:12:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:04,780 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:04,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:04,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:06,600 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:06,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-11-09 00:12:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:07,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:07,141 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:07,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:07,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:07,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:07,145 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:07,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-11-09 00:12:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:07,530 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:07,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:12:07,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:09,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (251)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:09,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:09,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:09,046 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:09,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:09,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:09,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:09,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:09,047 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:09,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-11-09 00:12:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:09,301 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:09,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:12:09,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:10,834 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:10,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (252)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:10,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:10,862 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:10,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:10,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:10,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:10,863 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:10,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-11-09 00:12:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:11,117 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:11,185 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:12:11,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:12,511 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:12,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-11-09 00:12:12,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:12,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:12,559 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:12,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:12,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:12,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:12,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:12,560 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:12,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-11-09 00:12:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:12,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:12,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:12:12,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:14,309 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:14,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (254)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:14,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:14,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:14,342 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:14,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:14,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:14,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:14,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:14,343 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:14,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-11-09 00:12:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:14,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:14,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:14,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:16,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-11-09 00:12:16,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:16,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:16,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:16,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:16,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:16,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:16,610 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:16,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-11-09 00:12:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:16,892 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:16,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:12:16,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:18,299 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:18,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (256)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:18,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:18,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:18,331 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:18,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:18,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:18,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:18,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:18,336 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:18,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-11-09 00:12:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:18,613 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:18,647 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:12:18,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:20,395 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:12:20,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-11-09 00:12:20,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:20,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:20,657 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:20,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:20,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:20,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:20,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:20,658 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:20,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-11-09 00:12:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:20,925 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:20,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:20,963 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:22,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-11-09 00:12:22,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:22,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:22,681 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:22,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:22,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:22,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:22,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:22,682 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:22,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-11-09 00:12:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:22,967 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:23,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:12:23,002 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:12:24,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (259)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:24,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:24,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:24,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:24,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:24,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:24,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:24,316 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:24,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-11-09 00:12:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:24,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:24,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:12:24,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:26,081 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:12:26,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (260)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:26,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:26,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:26,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:26,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:26,122 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:26,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-11-09 00:12:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:26,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:26,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:26,436 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:27,969 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:27,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (261)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:28,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:28,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:28,023 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:28,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:28,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:28,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:28,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:28,025 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:28,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-11-09 00:12:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:28,273 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:28,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:28,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:30,010 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:30,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (262)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:30,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:30,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:30,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:30,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:30,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:30,321 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:30,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-11-09 00:12:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:30,577 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:30,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:30,612 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:32,194 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:32,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (263)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:32,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:32,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:32,830 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:32,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:32,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:32,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:32,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:32,832 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:32,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-11-09 00:12:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:33,095 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:33,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:12:33,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:34,507 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:34,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (264)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:34,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:34,537 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:34,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:34,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:34,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:34,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:34,538 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:34,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-11-09 00:12:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:34,795 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:34,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:34,844 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:36,330 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:36,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-11-09 00:12:36,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:36,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:36,874 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:36,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:36,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:36,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:36,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:36,875 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:36,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-11-09 00:12:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:37,128 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:37,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:12:37,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:38,868 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:12:38,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (266)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:38,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:38,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:38,878 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:38,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:38,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:38,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:38,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:38,880 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:38,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-11-09 00:12:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:39,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:39,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:39,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:39,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:40,714 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:40,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-11-09 00:12:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:41,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:41,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:41,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:41,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:41,262 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:41,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-11-09 00:12:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:41,514 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:41,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:41,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:43,246 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:43,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-11-09 00:12:43,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:43,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:43,792 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:43,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:43,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:43,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:43,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:43,793 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:43,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-11-09 00:12:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:44,050 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:44,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:44,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:45,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (269)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:46,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:46,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:46,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:46,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:46,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:46,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:46,267 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:46,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-11-09 00:12:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:46,521 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:46,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:46,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:48,232 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:48,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (270)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:48,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:48,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:48,787 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:48,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:48,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:48,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:48,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:48,789 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:48,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-11-09 00:12:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:49,041 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:49,077 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:49,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:51,625 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:51,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (271)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:52,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:52,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:52,173 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:52,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:52,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:52,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:52,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:52,174 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:52,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-11-09 00:12:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:52,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:52,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:52,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:54,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (272)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:54,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:54,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:54,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:54,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:54,631 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:54,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-11-09 00:12:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:54,889 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:54,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:12:54,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:56,303 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:12:56,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (273)] Forceful destruction successful, exit code 0 [2024-11-09 00:12:56,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:56,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:56,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:56,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:56,343 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:56,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-11-09 00:12:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:56,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:56,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:12:56,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:58,365 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:12:58,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-11-09 00:12:58,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:58,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:12:58,935 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:12:58,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:12:58,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:58,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:58,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:58,937 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:58,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-11-09 00:12:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:59,190 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:12:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:59,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:12:59,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:00,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (275)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:00,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:00,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:00,676 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:00,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:00,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:00,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:00,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:00,678 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:00,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-11-09 00:13:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:00,946 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:00,986 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:00,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:02,662 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:02,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (276)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:03,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:03,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:03,259 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:03,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:03,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:03,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:03,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:03,261 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:03,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-11-09 00:13:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:03,517 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:03,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:13:03,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:05,447 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:13:05,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (277)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:05,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:05,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:05,460 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:05,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:05,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:05,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:05,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:05,463 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:05,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-11-09 00:13:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:05,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:05,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:13:05,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:07,168 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:07,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (278)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:07,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:07,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:07,200 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:07,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:07,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:07,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:07,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:07,201 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:07,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-11-09 00:13:07,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:07,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:07,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:13:07,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:08,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (279)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:08,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:08,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:08,873 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:08,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:08,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:08,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:08,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:08,874 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:08,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-11-09 00:13:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:09,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:09,195 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:13:09,196 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:10,563 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:10,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (280)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:10,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:10,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:10,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:10,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:10,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:10,592 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:10,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-11-09 00:13:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:10,853 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:10,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:13:10,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:13:12,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (281)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:12,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:12,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:12,837 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:12,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:12,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:12,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:12,838 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:12,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-11-09 00:13:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:13,105 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:13,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:13,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:14,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (282)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:15,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:15,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:15,425 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:15,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:15,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:15,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:15,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:15,427 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:15,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-11-09 00:13:15,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:15,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:15,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:13:15,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:18,023 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:13:18,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (283)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:18,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:18,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:18,102 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:18,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:18,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:18,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:18,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:18,103 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:18,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-11-09 00:13:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:18,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:18,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:13:18,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:19,870 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:19,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (284)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:19,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:19,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:19,899 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:19,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:19,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:19,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:19,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:19,900 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:19,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-11-09 00:13:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:20,153 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:20,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:20,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:21,768 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:21,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (285)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:22,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:22,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:22,308 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:22,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:22,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:22,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:22,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:22,309 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:22,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-11-09 00:13:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:22,613 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:22,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:22,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:24,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (286)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:25,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:25,099 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:25,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:25,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:25,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:25,100 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:25,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-11-09 00:13:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:25,358 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:25,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:25,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:25,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:26,978 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:26,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (287)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:27,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:27,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:27,289 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:27,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:27,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:27,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:27,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:27,290 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:27,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-11-09 00:13:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:27,544 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:27,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:27,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:29,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (288)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:29,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:29,613 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:29,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:29,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:29,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:29,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:29,616 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:29,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-11-09 00:13:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:29,874 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:29,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:29,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:31,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (289)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:32,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:32,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:32,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:32,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:32,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:32,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:32,072 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:32,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-11-09 00:13:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:32,327 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:32,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:32,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:34,092 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:34,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (290)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:34,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:34,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:34,633 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:34,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:34,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:34,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:34,634 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:34,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-11-09 00:13:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:34,891 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:34,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:34,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:36,506 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:36,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (291)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:36,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:36,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:36,813 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:36,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:36,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:36,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:36,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:36,814 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:36,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-11-09 00:13:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:37,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:37,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:37,102 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:38,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-11-09 00:13:39,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:39,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:39,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:39,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:39,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:39,225 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:39,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-11-09 00:13:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:39,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:39,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:39,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:41,067 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:41,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (293)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:41,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:41,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:41,378 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:41,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:41,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:41,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:41,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:41,379 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:41,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-11-09 00:13:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:41,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:41,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:41,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:43,343 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:43,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (294)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:43,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:43,904 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:43,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:43,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:43,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:43,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:43,905 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:43,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-11-09 00:13:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:44,163 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:44,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:44,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:46,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (295)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:46,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:46,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:46,346 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:46,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:46,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:46,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:46,347 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:46,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-11-09 00:13:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:46,599 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:46,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:46,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:48,285 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:48,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (296)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:48,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:48,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:48,838 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:48,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:48,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:48,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:48,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:48,839 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:48,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-11-09 00:13:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:49,094 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:49,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:49,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:50,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-11-09 00:13:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:51,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:51,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:51,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:51,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:51,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:51,121 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:51,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-11-09 00:13:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:51,371 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:51,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:51,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:54,113 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:54,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (298)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:54,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:54,160 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:54,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:54,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:54,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:54,162 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:54,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-11-09 00:13:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:54,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:54,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:54,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:13:56,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (299)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:56,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:56,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:56,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:56,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:56,568 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:56,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-11-09 00:13:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:56,825 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:56,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:13:56,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:58,273 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:13:58,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (300)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:58,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:13:58,352 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:13:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:13:58,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:58,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:58,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:58,354 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:58,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-11-09 00:13:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:58,615 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:58,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:13:58,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:02,302 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:02,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (301)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:02,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:02,971 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:02,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:02,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:02,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:02,972 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:02,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-11-09 00:14:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:03,243 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:03,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:03,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:05,572 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:05,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (302)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:05,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:05,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:05,681 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:05,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:05,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:05,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:05,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:05,682 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:05,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-11-09 00:14:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:05,945 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:06,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:14:06,003 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:07,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (303)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:07,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:07,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:07,429 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:07,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:07,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:07,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:07,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:07,430 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:07,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-11-09 00:14:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:07,686 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:07,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:07,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:09,274 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:09,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-11-09 00:14:09,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:09,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:09,378 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:09,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:09,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:09,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:09,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:09,379 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:09,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-11-09 00:14:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:09,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:09,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:14:09,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:14:11,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (305)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:11,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:11,439 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:11,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:11,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:11,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:11,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:11,440 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:11,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-11-09 00:14:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:11,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:11,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:11,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:11,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:13,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (306)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:14,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:14,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:14,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:14,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:14,297 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:14,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-11-09 00:14:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:14,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:14,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:14,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:16,342 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:16,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (307)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:16,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:16,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:16,394 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:16,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:16,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:16,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:16,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:16,396 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:16,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-11-09 00:14:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:16,651 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:16,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:16,705 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:18,410 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:18,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (308)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:18,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:18,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:18,955 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:18,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:18,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:18,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:18,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:18,956 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:18,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-11-09 00:14:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:19,210 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:19,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:19,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:20,930 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:20,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (309)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:21,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:21,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:21,242 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:21,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:21,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:21,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:21,243 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:21,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-11-09 00:14:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:21,496 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:21,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:21,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:23,270 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:23,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (310)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:23,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:23,578 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:23,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:23,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:23,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:23,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:23,580 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:23,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-11-09 00:14:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:23,839 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:23,915 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:14:23,916 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:25,326 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:25,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-11-09 00:14:25,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:25,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:25,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:25,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:25,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:25,356 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:25,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-11-09 00:14:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:25,642 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:25,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:25,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:27,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (312)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:28,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:28,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:28,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:28,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:28,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:28,009 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:28,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-11-09 00:14:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:28,265 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:28,314 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:28,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:30,312 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:30,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-11-09 00:14:30,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:30,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:30,621 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:30,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:30,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:30,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:30,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:30,622 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:30,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-11-09 00:14:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:30,875 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:30,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:30,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:30,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:32,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (314)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:33,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:33,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:33,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:33,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:33,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:33,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:33,222 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:33,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-11-09 00:14:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:33,506 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:33,575 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:14:33,576 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:34,947 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:34,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (315)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:34,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:34,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:34,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:34,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:34,988 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:34,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-11-09 00:14:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:35,263 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:35,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:14:35,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:37,104 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:14:37,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-11-09 00:14:37,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:37,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:37,140 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:37,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:37,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:37,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:37,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:37,142 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:37,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-11-09 00:14:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:37,394 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:37,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:37,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:39,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (317)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:39,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:39,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:39,871 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:39,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:39,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:39,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:39,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:39,873 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:39,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-11-09 00:14:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:40,144 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:40,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:14:40,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:42,036 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:42,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (318)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:42,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:42,064 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:42,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:42,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:42,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:42,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:42,068 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:42,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-11-09 00:14:42,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:42,323 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:42,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:14:42,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:44,341 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-09 00:14:44,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (319)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:44,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:44,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:44,351 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:44,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:44,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:44,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:44,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:44,354 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:44,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-11-09 00:14:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:44,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:44,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:44,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:46,912 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:46,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-11-09 00:14:47,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:47,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:47,459 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:47,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:47,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:47,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:47,460 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:47,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-11-09 00:14:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:47,735 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:47,839 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:47,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:49,469 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:49,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (321)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:50,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:50,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:50,033 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:50,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:50,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:50,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:50,034 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:50,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-11-09 00:14:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:50,295 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:50,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:14:50,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:51,750 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:51,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (322)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:51,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:51,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:51,780 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:51,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:51,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:51,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:51,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:51,783 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:51,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-11-09 00:14:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:52,039 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:52,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:14:52,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:53,642 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:14:53,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (323)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:53,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 90 states and 262 transitions. [2024-11-09 00:14:53,672 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 262 transitions. [2024-11-09 00:14:53,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:14:53,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:53,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:53,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:53,674 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:53,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a9451e8-6a7f-43ea-847a-f0f508c7cd87/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-11-09 00:14:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:53,936 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:53,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:14:53,971 INFO L278 TraceCheckSpWp]: Computing forward predicates...