./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/bary_diverge.c --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_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/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_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/bary_diverge.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/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_243b1cf1-8472-4180-850f-6a565e33a37a/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 b9d207296596aa3375527680ff88bb2bc1830663ee47f0fb08df7239383517f9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:49:55,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:49:55,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:49:55,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:49:55,529 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:49:55,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:49:55,593 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:49:55,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:49:55,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:49:55,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:49:55,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:49:55,603 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:49:55,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:49:55,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:49:55,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:49:55,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:49:55,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:49:55,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:49:55,609 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:49:55,609 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:49:55,610 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:49:55,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:49:55,615 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:49:55,615 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:49:55,615 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:49:55,616 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:49:55,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:49:55,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:49:55,617 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:49:55,617 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:49:55,621 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:49:55,621 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:49:55,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:49:55,622 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_243b1cf1-8472-4180-850f-6a565e33a37a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9d207296596aa3375527680ff88bb2bc1830663ee47f0fb08df7239383517f9 [2024-11-09 00:49:56,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:49:56,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:49:56,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:49:56,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:49:56,057 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:49:56,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/bary_diverge.c Unable to find full path for "g++" [2024-11-09 00:49:58,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:49:58,812 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:49:58,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/sv-benchmarks/c/float-benchs/bary_diverge.c [2024-11-09 00:49:58,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/data/4aafd49b6/d27974dab48a420ea67eff32bbe1b5cf/FLAG5a0c146e7 [2024-11-09 00:49:58,860 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/data/4aafd49b6/d27974dab48a420ea67eff32bbe1b5cf [2024-11-09 00:49:58,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:49:58,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:49:58,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:49:58,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:49:58,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:49:58,876 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52514ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:58, skipping insertion in model container [2024-11-09 00:49:58,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:49:58" (1/1) ... [2024-11-09 00:49:58,928 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:49:59,173 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_243b1cf1-8472-4180-850f-6a565e33a37a/sv-benchmarks/c/float-benchs/bary_diverge.c[632,645] [2024-11-09 00:49:59,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:49:59,212 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:49:59,228 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_243b1cf1-8472-4180-850f-6a565e33a37a/sv-benchmarks/c/float-benchs/bary_diverge.c[632,645] [2024-11-09 00:49:59,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:49:59,261 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:49:59,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59 WrapperNode [2024-11-09 00:49:59,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:49:59,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:49:59,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:49:59,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:49:59,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,284 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,309 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 68 [2024-11-09 00:49:59,309 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:49:59,310 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:49:59,310 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:49:59,311 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:49:59,327 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:49:59,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:49:59,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:49:59,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:49:59,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:49:59,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:49:59,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:49:59,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:49:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:49:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure RANDOM_INPUT [2024-11-09 00:49:59,428 INFO L138 BoogieDeclarations]: Found implementation of procedure RANDOM_INPUT [2024-11-09 00:49:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:49:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:49:59,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:49:59,552 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:49:59,556 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:49:59,767 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-09 00:49:59,767 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:49:59,845 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:49:59,845 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:49:59,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:59 BoogieIcfgContainer [2024-11-09 00:49:59,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:49:59,847 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:49:59,847 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:49:59,861 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:49:59,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:59" (1/1) ... [2024-11-09 00:49:59,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:49:59,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:59,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-09 00:49:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-09 00:49:59,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:49:59,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:59,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:00,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:50:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:00,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:50:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:00,228 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:50:00,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:50:00 ImpRootNode [2024-11-09 00:50:00,269 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:50:00,270 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:50:00,270 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:50:00,271 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:50:00,271 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:59" (3/4) ... [2024-11-09 00:50:00,276 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:50:00,278 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:50:00,279 INFO L158 Benchmark]: Toolchain (without parser) took 1414.03ms. Allocated memory is still 159.4MB. Free memory was 132.1MB in the beginning and 104.4MB in the end (delta: 27.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2024-11-09 00:50:00,280 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 119.5MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:00,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.89ms. Allocated memory is still 159.4MB. Free memory was 131.9MB in the beginning and 120.3MB in the end (delta: 11.6MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-09 00:50:00,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.81ms. Allocated memory is still 159.4MB. Free memory was 120.3MB in the beginning and 118.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:50:00,282 INFO L158 Benchmark]: Boogie Preprocessor took 35.49ms. Allocated memory is still 159.4MB. Free memory was 118.9MB in the beginning and 117.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:00,283 INFO L158 Benchmark]: RCFGBuilder took 499.42ms. Allocated memory is still 159.4MB. Free memory was 117.7MB in the beginning and 119.9MB in the end (delta: -2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:50:00,284 INFO L158 Benchmark]: CodeCheck took 422.61ms. Allocated memory is still 159.4MB. Free memory was 119.9MB in the beginning and 104.4MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:50:00,284 INFO L158 Benchmark]: Witness Printer took 7.70ms. Allocated memory is still 159.4MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:50:00,289 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 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: 14]: 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 36, overapproximation of someBinaryArithmeticFLOAToperation at line 47. Possible FailurePath: [L19] BOOLEAN INIT; [L20] float C1, I; [L34] static float X,Y,Z; [L55] int i; [L57] INIT = TRUE VAL [C1=0, I=0, INIT=1, X=0, Y=0, Z=0] [L58] CALL, EXPR RANDOM_INPUT() VAL [C1=0, I=0, INIT=1, X=0, Y=0, Z=0] [L24] float x; [L25] x = __VERIFIER_nondet_float() [L26] CALL assume_abort_if_not(x >= -1.f && x <= 1.f) [L12] COND FALSE !(!cond) [L26] RET assume_abort_if_not(x >= -1.f && x <= 1.f) [L27] return x; [L58] RET, EXPR RANDOM_INPUT() VAL [C1=0, I=0, INIT=1, X=0, Y=0, Z=0] [L58] C1 = RANDOM_INPUT() [L59] CALL, EXPR RANDOM_INPUT() VAL [C1=2, I=0, INIT=1, X=0, Y=0, Z=0] [L24] float x; [L25] x = __VERIFIER_nondet_float() [L26] CALL assume_abort_if_not(x >= -1.f && x <= 1.f) [L12] COND FALSE !(!cond) [L26] RET assume_abort_if_not(x >= -1.f && x <= 1.f) [L27] return x; [L59] RET, EXPR RANDOM_INPUT() VAL [C1=2, I=0, INIT=1, X=0, Y=0, Z=0] [L59] I = RANDOM_INPUT() [L61] i = 0 VAL [C1=2, I=3, INIT=1, X=0, Y=0, Z=0, i=0] [L61] COND FALSE !(i < 3600000) VAL [C1=2, I=3, INIT=1, X=0, Y=0, Z=0, i=0] [L61] COND TRUE i < 3600000 [L62] CALL bary() [L36] COND FALSE !(C1 > 0.f) [L41] COND TRUE INIT == TRUE [L42] X = I [L43] Y = I [L44] Z = I [L50] CALL __VERIFIER_assert(X >= -5.f && X <= 5.f) [L14] COND TRUE !(cond) VAL [C1=2, I=3, INIT=1, X=3, Y=3, Z=3] [L14] reach_error() VAL [C1=2, I=3, INIT=1, X=3, Y=3, Z=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 119.5MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.89ms. Allocated memory is still 159.4MB. Free memory was 131.9MB in the beginning and 120.3MB in the end (delta: 11.6MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.81ms. Allocated memory is still 159.4MB. Free memory was 120.3MB in the beginning and 118.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.49ms. Allocated memory is still 159.4MB. Free memory was 118.9MB in the beginning and 117.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 499.42ms. Allocated memory is still 159.4MB. Free memory was 117.7MB in the beginning and 119.9MB in the end (delta: -2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 422.61ms. Allocated memory is still 159.4MB. Free memory was 119.9MB in the beginning and 104.4MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 7.70ms. Allocated memory is still 159.4MB. Free memory is still 104.4MB. 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 00:50:00,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/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_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/bary_diverge.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/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_243b1cf1-8472-4180-850f-6a565e33a37a/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 b9d207296596aa3375527680ff88bb2bc1830663ee47f0fb08df7239383517f9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:50:03,394 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:50:03,535 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:50:03,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:50:03,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:50:03,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:50:03,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:50:03,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:50:03,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:50:03,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:50:03,580 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:50:03,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:50:03,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:50:03,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:50:03,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:50:03,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:50:03,584 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:50:03,585 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:50:03,585 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:50:03,586 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:50:03,590 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:50:03,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:50:03,591 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:50:03,591 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:50:03,591 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:50:03,592 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:50:03,592 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:03,592 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:50:03,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:50:03,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:03,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:50:03,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:50:03,595 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:50:03,595 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:50:03,595 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:03,596 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:50:03,596 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_243b1cf1-8472-4180-850f-6a565e33a37a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9d207296596aa3375527680ff88bb2bc1830663ee47f0fb08df7239383517f9 [2024-11-09 00:50:04,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:50:04,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:50:04,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:50:04,133 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:50:04,138 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:50:04,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/bary_diverge.c Unable to find full path for "g++" [2024-11-09 00:50:06,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:50:07,221 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:50:07,221 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/sv-benchmarks/c/float-benchs/bary_diverge.c [2024-11-09 00:50:07,232 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/data/d92f598a1/b685e287f2e4457c8291d34a0f936a26/FLAG9ba160d0a [2024-11-09 00:50:07,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/data/d92f598a1/b685e287f2e4457c8291d34a0f936a26 [2024-11-09 00:50:07,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:50:07,254 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:50:07,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:07,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:50:07,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:50:07,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f675aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07, skipping insertion in model container [2024-11-09 00:50:07,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,291 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:50:07,524 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_243b1cf1-8472-4180-850f-6a565e33a37a/sv-benchmarks/c/float-benchs/bary_diverge.c[632,645] [2024-11-09 00:50:07,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:07,600 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:50:07,621 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_243b1cf1-8472-4180-850f-6a565e33a37a/sv-benchmarks/c/float-benchs/bary_diverge.c[632,645] [2024-11-09 00:50:07,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:50:07,671 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:50:07,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07 WrapperNode [2024-11-09 00:50:07,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:50:07,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:07,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:50:07,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:50:07,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,737 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,780 INFO L138 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 69 [2024-11-09 00:50:07,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:50:07,804 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:50:07,804 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:50:07,804 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:50:07,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,825 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,825 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:50:07,869 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:50:07,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:50:07,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:50:07,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:50:07" (1/1) ... [2024-11-09 00:50:07,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:50:07,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:50:07,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:50:07,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:50:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:50:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure RANDOM_INPUT [2024-11-09 00:50:07,967 INFO L138 BoogieDeclarations]: Found implementation of procedure RANDOM_INPUT [2024-11-09 00:50:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:50:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:50:07,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:50:08,131 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:50:08,134 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:50:13,541 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 00:50:13,542 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:50:13,661 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:50:13,661 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:50:13,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:13 BoogieIcfgContainer [2024-11-09 00:50:13,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:50:13,663 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:50:13,663 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:50:13,678 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:50:13,679 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:50:13" (1/1) ... [2024-11-09 00:50:13,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:50:13,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-09 00:50:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-09 00:50:13,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:13,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:13,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:13,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:13,813 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:13,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:50:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:14,740 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:14,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:14,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:14,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:15,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:15,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:50:23,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:50:33,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:50:33,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:33,907 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:33,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:33,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:33,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:33,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:33,915 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:33,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:50:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:34,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:34,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:34,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:35,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:35,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:50:35,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:35,404 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:35,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:35,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:35,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:35,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:35,410 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:35,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:50:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:36,398 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:36,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:36,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:36,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:36,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:36,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:36,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:36,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:36,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:36,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:36,795 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:36,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:50:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:37,848 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:37,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:37,881 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:38,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:38,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:50:38,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:38,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:38,186 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:38,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:38,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:38,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:38,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:38,192 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:38,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:50:39,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:39,130 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:39,162 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:39,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:39,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:39,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:50:39,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:39,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:39,471 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:39,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:39,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:39,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:39,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:39,478 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:39,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:50:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:40,394 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:40,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:40,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:40,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:40,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:50:40,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:40,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:40,719 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:40,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:40,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:40,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:40,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:40,725 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:40,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:50:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:41,669 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:41,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:41,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:41,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:41,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:41,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:41,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:41,988 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:41,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:41,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:41,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:41,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:41,995 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:42,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:50:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:43,015 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:43,058 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:43,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:43,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:43,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 00:50:43,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:43,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:43,362 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:43,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:43,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:43,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:43,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:43,370 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:43,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:50:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:44,370 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:44,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:44,402 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:44,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:44,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 00:50:44,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:44,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:44,678 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:44,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:44,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:44,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:44,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:44,683 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:44,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 00:50:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:45,667 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:45,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:45,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:45,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:45,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:45,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:45,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:45,973 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:45,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:45,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:45,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:45,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:45,978 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:45,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 00:50:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:46,928 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:46,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:46,963 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:47,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:47,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-09 00:50:47,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:47,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:47,240 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:47,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:47,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:47,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:47,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:47,245 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:47,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 00:50:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:48,176 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:48,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:48,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:48,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:48,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-09 00:50:48,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:48,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:48,469 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:48,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:48,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:48,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:48,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:48,474 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:48,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 00:50:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:49,350 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:49,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:49,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:49,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:49,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-09 00:50:49,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:49,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:49,648 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:49,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:49,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:49,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:49,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:49,653 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:49,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 00:50:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:50,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:50,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:50,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:50,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:50,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-09 00:50:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:50,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:50,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:50,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:50,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:50,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:50,976 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:50,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 00:50:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:51,937 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:51,968 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:51,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:52,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:52,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:52,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:52,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:52,228 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:52,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:52,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:52,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:52,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:52,235 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:52,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-09 00:50:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:53,123 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:53,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:53,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:53,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:53,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:53,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:53,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:53,425 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:53,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:53,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:53,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:53,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:53,436 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:53,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-09 00:50:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:54,452 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:54,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:54,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:54,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:54,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:54,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-09 00:50:54,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:54,739 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:54,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:54,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:54,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:54,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:54,744 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:54,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-09 00:50:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:55,691 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:55,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:55,718 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:55,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:55,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:55,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:55,958 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:55,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:55,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:55,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:55,966 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:55,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-09 00:50:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:56,846 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:56,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:56,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:57,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:57,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-09 00:50:57,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:57,134 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:57,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:57,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:57,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:57,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:57,139 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:57,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 00:50:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:58,085 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:58,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:58,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:58,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:58,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:58,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:58,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:58,348 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:58,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:58,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:58,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:58,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:58,352 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:58,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-09 00:50:59,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:59,234 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:50:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:50:59,254 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:50:59,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:50:59,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:50:59,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-09 00:50:59,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:50:59,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:50:59,454 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:50:59,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:50:59,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:50:59,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:50:59,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:50:59,458 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:50:59,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-09 00:51:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:00,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:00,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:00,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:00,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-09 00:51:00,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:00,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:00,822 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:00,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:00,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:00,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:00,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:00,832 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:00,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-09 00:51:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:01,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:01,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:01,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:01,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:01,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:01,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:01,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:01,972 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:01,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:01,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:01,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:01,979 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:01,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-09 00:51:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:03,062 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:03,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:03,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:03,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:03,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:03,281 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:03,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:03,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:03,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:03,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:03,286 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:03,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-09 00:51:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:04,223 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:04,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:04,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:04,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:04,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:04,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:04,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:04,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:04,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:04,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:04,495 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:04,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-09 00:51:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:05,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:05,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:05,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:05,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:05,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:05,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-09 00:51:05,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:05,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:05,571 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:05,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:05,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:05,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:05,575 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:05,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-09 00:51:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:06,508 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:06,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:06,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:06,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:06,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-09 00:51:06,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:06,766 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:06,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:06,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:06,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:06,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:06,770 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:06,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-09 00:51:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:07,671 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:07,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:07,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:07,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:07,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-09 00:51:07,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:07,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:07,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:07,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:07,919 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:07,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-09 00:51:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:08,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:08,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:08,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:09,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:09,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:09,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:09,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:09,045 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:09,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:09,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:09,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:09,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:09,047 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:09,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-09 00:51:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:09,943 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:09,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:09,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:10,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:10,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:10,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:10,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:10,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:10,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:10,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:10,164 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:10,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-09 00:51:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:11,087 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:11,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:11,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:11,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:11,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:11,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:11,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:11,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:11,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:11,297 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:11,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-09 00:51:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:12,160 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:12,180 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:12,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:12,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:12,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:12,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:12,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:12,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:12,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:12,375 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:12,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-09 00:51:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:13,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:13,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:13,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:13,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:13,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-09 00:51:13,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:13,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:13,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:13,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:13,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:13,582 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:13,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-09 00:51:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:14,476 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:14,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:14,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:14,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:14,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:14,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:14,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:14,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:14,680 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:14,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-09 00:51:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:15,545 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:15,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:15,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:15,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:15,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:15,749 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:15,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:15,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:15,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:15,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:15,751 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:15,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-09 00:51:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:16,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:16,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:16,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:16,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:16,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:16,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:16,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:16,864 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:16,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:16,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:16,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:16,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:16,866 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:16,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-09 00:51:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:17,770 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:17,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:17,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:17,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:17,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:17,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:17,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:17,973 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:17,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:17,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:17,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:17,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:17,977 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:17,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-09 00:51:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:18,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:18,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:18,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:19,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:19,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-09 00:51:19,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:19,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:19,178 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:19,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:19,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:19,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:19,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:19,185 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:19,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-09 00:51:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:20,173 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:20,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:20,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:20,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:20,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:20,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:20,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:20,365 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:20,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:20,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:20,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:20,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:20,370 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:20,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-09 00:51:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:21,250 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:21,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:21,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:21,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:21,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-09 00:51:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:21,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:21,456 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:21,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:21,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:21,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:21,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:21,459 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:21,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-09 00:51:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:22,353 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:22,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:22,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:22,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:22,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-09 00:51:22,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:22,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:22,597 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:22,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:22,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:22,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:22,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:22,605 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:22,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-09 00:51:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:23,581 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:23,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:23,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:23,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:23,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:23,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:23,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:23,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:23,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:23,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:23,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:23,786 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:23,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-09 00:51:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:24,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:24,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:24,715 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:24,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:24,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-09 00:51:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:24,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:24,917 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:24,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:24,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:24,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:24,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:24,922 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:24,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-09 00:51:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:25,875 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:25,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:25,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:26,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:26,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:26,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:26,100 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:26,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:26,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:26,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:26,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:26,103 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:26,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-09 00:51:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:27,056 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:27,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:27,077 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:27,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-09 00:51:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:27,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:27,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:27,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:27,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:27,271 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:27,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-09 00:51:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:28,122 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:28,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:28,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:28,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:28,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:28,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:28,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:28,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:28,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:28,316 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:28,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-09 00:51:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:29,022 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:29,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:29,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:29,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:29,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-09 00:51:29,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:29,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:29,193 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:29,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:29,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:29,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:29,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:29,195 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:29,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-09 00:51:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:29,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:29,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:29,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:30,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:30,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:30,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:30,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:30,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:30,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:30,103 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:30,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-09 00:51:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:30,842 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:30,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:30,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:31,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-09 00:51:31,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:31,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:31,063 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:31,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:31,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:31,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:31,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:31,065 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:31,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-09 00:51:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:31,782 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:31,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:31,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:31,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:31,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:31,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:31,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:31,979 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:31,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:31,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:31,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:31,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:31,983 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:31,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-09 00:51:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:32,872 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:32,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:32,891 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:33,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:33,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-09 00:51:33,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:33,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:33,120 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:33,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:33,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:33,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:33,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:33,123 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:33,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-09 00:51:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:33,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:33,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:33,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:34,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:34,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:34,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:34,019 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:34,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:34,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:34,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:34,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:34,021 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:34,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-09 00:51:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:34,829 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:34,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:34,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:35,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:35,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:35,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:35,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:35,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:35,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:35,017 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:35,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-09 00:51:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:35,832 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:35,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:35,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:36,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:36,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-09 00:51:36,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:36,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:36,019 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:36,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:36,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:36,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:36,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:36,021 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:36,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-09 00:51:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:36,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:36,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:36,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:37,007 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:37,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:37,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:37,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:37,019 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:37,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:37,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:37,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:37,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:37,021 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:37,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-09 00:51:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:37,772 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:37,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:37,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:37,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-09 00:51:37,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:37,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:37,965 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:37,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:37,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:37,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:37,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:37,970 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:37,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-09 00:51:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:38,774 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:38,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:38,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:38,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:38,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:38,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:38,987 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:38,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:38,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:38,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:38,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:38,991 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:38,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-09 00:51:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:39,786 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:39,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:39,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:39,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:39,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-09 00:51:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:39,963 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:39,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:39,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:39,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:39,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:39,967 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:39,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-09 00:51:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:40,750 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:40,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:40,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:40,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:40,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-09 00:51:40,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:40,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:40,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:40,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:40,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:40,935 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:40,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-09 00:51:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:41,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:41,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:41,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:42,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:42,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-09 00:51:42,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:42,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:42,066 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:42,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:42,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:42,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:42,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:42,068 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:42,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-09 00:51:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:43,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:43,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:43,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:43,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:43,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:43,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:43,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:43,335 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:43,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:43,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:43,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:43,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:43,339 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:43,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-09 00:51:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:44,277 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:44,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:44,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:44,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:44,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:44,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:44,526 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:44,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:44,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:44,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:44,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:44,530 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:44,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-09 00:51:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:45,579 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:45,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:45,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:45,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:45,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:45,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:45,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:45,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:45,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:45,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:45,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:45,839 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:45,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-09 00:51:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:46,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:46,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:46,787 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:46,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:46,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:47,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:47,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:47,009 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:47,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:47,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:47,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:47,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:47,015 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:47,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-09 00:51:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:47,980 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:48,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:48,003 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:48,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:48,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:48,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:48,194 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:48,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:48,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:48,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:48,198 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:48,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-09 00:51:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:49,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:49,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:49,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:49,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:49,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-09 00:51:49,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:49,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:49,365 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:49,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:49,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:49,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:49,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:49,367 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:49,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-09 00:51:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:50,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:50,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:50,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:50,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:50,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:50,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:50,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:50,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:50,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:50,607 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:50,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-09 00:51:51,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:51,613 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:51,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:51,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:51,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:51,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:51,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:51,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:51,833 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:51,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:51,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:51,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:51,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:51,837 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:51,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-09 00:51:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:52,890 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:52,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:52,913 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:53,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:53,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-11-09 00:51:53,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:53,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:53,109 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:53,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:53,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:53,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:53,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:53,111 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:53,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-09 00:51:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:54,080 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:54,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:54,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:54,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:54,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:54,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:54,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:54,308 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:54,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:54,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:54,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:54,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:54,310 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:54,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-09 00:51:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:55,275 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:55,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:55,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:55,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:55,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:55,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:55,477 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:55,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:55,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:55,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:55,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:55,480 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:55,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-09 00:51:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:56,369 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:56,389 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:56,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:56,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:56,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:56,579 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:56,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:56,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:56,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:56,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:56,584 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:56,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-09 00:51:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:57,521 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:57,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:57,543 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:57,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:57,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:57,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:57,721 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:57,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:57,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:57,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:57,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:57,723 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:57,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-09 00:51:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:58,622 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:58,641 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:58,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:58,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:58,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Forceful destruction successful, exit code 0 [2024-11-09 00:51:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:58,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:58,815 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:58,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:58,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:58,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:58,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:58,819 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:58,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-09 00:51:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:59,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:59,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:51:59,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:59,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:51:59,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-11-09 00:51:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:51:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:51:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:51:59,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:59,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:59,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:59,981 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:59,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-09 00:52:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:00,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:00,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:00,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:01,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:01,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:01,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:01,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:01,121 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:01,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:01,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:01,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:01,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:01,125 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:01,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-09 00:52:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:02,012 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:02,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:02,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:02,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:02,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:02,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:02,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:02,215 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:02,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:02,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:02,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:02,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:02,218 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:02,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-09 00:52:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:03,114 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:03,134 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:03,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:03,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-11-09 00:52:03,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:03,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:03,312 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:03,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:03,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:03,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:03,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:03,314 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:03,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-09 00:52:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:04,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:04,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:04,237 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:04,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:04,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:04,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:04,413 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:04,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:04,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:04,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:04,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:04,417 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:04,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-09 00:52:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:05,301 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:05,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:05,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:05,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:05,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:05,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:05,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:05,494 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:05,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:05,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:05,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:05,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:05,496 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:05,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-09 00:52:06,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:06,350 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:06,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:06,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:06,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:06,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:06,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:06,543 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:06,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:06,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:06,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:06,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:06,545 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:06,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-09 00:52:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:07,445 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:07,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:07,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:07,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:07,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:07,694 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:07,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:07,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:07,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:07,697 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:07,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-09 00:52:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:08,587 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:08,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:08,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:08,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:08,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:08,783 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:08,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:08,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:08,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:08,787 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:08,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-09 00:52:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:09,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:09,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:09,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:09,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:09,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:09,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:09,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:09,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:09,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:09,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:09,946 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:09,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-09 00:52:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:10,882 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:10,903 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:10,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:11,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-11-09 00:52:11,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:11,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:11,099 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:11,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:11,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:11,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:11,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:11,103 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:11,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-09 00:52:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:12,099 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:12,117 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:12,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:12,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:12,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:12,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:12,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:12,302 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:12,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:12,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:12,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:12,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:12,304 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:12,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-09 00:52:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:13,263 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:13,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:13,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:13,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-09 00:52:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:13,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:13,460 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:13,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:13,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:13,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:13,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:13,462 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:13,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-09 00:52:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:14,367 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:14,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:14,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:14,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:14,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:14,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:14,565 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:14,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:14,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:14,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:14,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:14,567 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:14,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-09 00:52:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:15,487 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:15,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:15,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:15,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-11-09 00:52:15,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:15,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:15,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:15,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:15,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:15,691 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:15,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-09 00:52:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:16,594 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:16,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:16,612 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:16,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:16,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:16,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-11-09 00:52:16,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:16,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:16,787 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:16,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:16,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:16,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:16,789 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:16,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-09 00:52:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:17,700 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:17,725 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:17,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:17,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:17,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (92)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:17,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:17,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:17,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:17,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:17,907 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:17,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-09 00:52:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:18,867 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:18,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:18,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:19,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:19,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-11-09 00:52:19,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:19,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:19,060 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:19,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:19,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:19,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:19,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:19,062 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:19,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-09 00:52:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:19,960 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:19,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:19,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:20,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (94)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:20,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:20,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:20,154 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:20,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:20,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:20,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:20,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:20,156 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:20,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-09 00:52:21,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:21,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:21,086 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:21,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:21,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-11-09 00:52:21,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:21,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:21,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:21,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:21,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:21,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:21,263 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:21,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-09 00:52:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:22,168 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:22,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:22,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:22,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (96)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:22,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:22,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:22,371 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:22,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:22,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:22,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:22,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:22,375 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:22,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-09 00:52:23,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:23,333 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:23,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:23,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:23,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:23,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-11-09 00:52:23,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:23,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:23,531 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:23,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:23,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:23,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:23,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:23,533 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:23,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-09 00:52:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:24,437 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:24,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:24,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:24,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (98)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:24,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:24,629 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:24,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:24,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:24,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:24,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:24,631 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:24,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-09 00:52:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:25,564 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:25,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:25,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:25,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:25,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-11-09 00:52:25,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:25,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:25,762 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:25,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:25,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:25,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:25,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:25,764 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:25,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-09 00:52:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:26,654 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:26,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:26,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:26,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:26,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:26,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:26,844 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:26,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:26,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:26,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:26,846 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:26,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-09 00:52:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:27,702 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:27,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:27,728 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:27,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:27,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-11-09 00:52:27,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:27,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:27,907 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:27,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:27,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:27,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:27,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:27,909 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:27,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-09 00:52:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:28,807 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:28,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:28,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:29,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (102)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:29,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:29,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:29,043 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:29,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:29,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:29,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:29,045 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:29,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-09 00:52:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:29,960 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:29,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:29,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:29,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:30,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:30,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-11-09 00:52:30,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:30,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:30,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:30,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:30,155 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:30,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-09 00:52:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:31,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:31,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:31,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:31,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:31,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-11-09 00:52:31,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:31,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:31,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:31,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:31,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:31,228 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:31,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-09 00:52:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:32,146 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:32,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:32,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:32,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:32,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (105)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:32,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:32,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:32,345 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:32,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:32,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:32,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:32,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:32,346 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:32,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-09 00:52:33,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:33,344 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:33,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:33,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:33,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:33,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:33,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:33,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:33,541 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:33,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:33,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:33,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:33,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:33,545 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:33,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-09 00:52:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:34,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:34,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:34,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:34,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:34,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-11-09 00:52:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:34,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:34,663 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:34,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:34,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:34,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:34,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:34,665 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:34,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-09 00:52:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:35,642 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:35,661 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:35,662 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:35,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:35,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-11-09 00:52:35,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:35,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:35,841 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:35,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:35,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:35,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:35,843 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:35,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-09 00:52:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:36,757 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:36,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:36,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:36,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:36,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (109)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:36,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:36,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:36,951 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:36,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:36,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:36,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:36,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:36,954 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:36,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-09 00:52:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:37,898 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:37,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:37,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:38,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:38,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (110)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:38,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:38,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:38,089 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:38,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:38,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:38,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:38,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:38,093 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:38,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-09 00:52:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:38,996 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:39,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:39,016 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:39,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (111)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:39,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:39,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:39,192 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:39,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:39,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:39,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:39,193 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:39,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-09 00:52:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:40,113 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:40,134 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:40,135 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:40,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:40,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-11-09 00:52:40,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:40,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:40,293 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:40,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:40,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:40,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:40,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:40,295 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:40,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-09 00:52:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:41,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:41,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:41,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:41,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:41,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (113)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:41,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:41,409 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:41,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:41,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:41,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:41,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:41,412 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:41,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-09 00:52:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:42,344 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:42,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:42,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:42,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:42,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-11-09 00:52:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:42,551 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:42,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:42,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:42,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:42,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:42,555 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:42,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-09 00:52:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:43,577 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:43,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:43,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:43,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:43,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-11-09 00:52:43,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:43,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:43,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:43,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:43,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:43,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:43,774 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:43,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-09 00:52:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:44,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:44,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:44,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:44,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:44,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (116)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:44,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:44,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:44,887 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:44,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:44,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:44,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:44,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:44,891 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:44,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-09 00:52:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:45,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:45,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:45,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:46,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-11-09 00:52:46,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:46,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:46,103 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:46,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:46,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:46,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:46,107 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:46,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-11-09 00:52:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:47,086 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:47,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:47,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:47,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:47,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (118)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:47,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:47,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:47,279 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:47,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:47,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:47,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:47,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:47,281 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:47,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-11-09 00:52:48,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:48,202 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:48,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:48,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:48,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:48,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-11-09 00:52:48,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:48,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:48,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:48,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:48,443 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:48,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-11-09 00:52:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:49,341 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:49,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:49,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:49,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:49,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (120)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:49,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:49,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:49,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:49,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:49,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:49,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:49,547 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:49,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-11-09 00:52:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:50,524 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:50,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:50,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:50,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:50,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (121)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:50,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:50,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:50,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:50,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:50,726 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:50,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-11-09 00:52:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:51,670 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:51,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:51,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:51,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:51,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (122)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:51,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:51,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:51,870 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:51,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:51,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:51,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:51,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:51,872 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:51,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-11-09 00:52:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:52,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:52,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:52,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:53,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-11-09 00:52:53,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:53,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:53,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:53,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:53,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:53,154 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:53,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-11-09 00:52:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:54,097 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:54,116 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:54,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:54,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:54,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (124)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:54,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:54,303 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:54,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:54,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:54,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:54,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:54,307 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:54,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-11-09 00:52:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:55,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:55,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:55,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:55,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (125)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:55,505 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:55,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:55,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:55,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:55,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:55,507 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:55,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-11-09 00:52:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:56,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:56,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:56,491 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:56,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:56,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (126)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:56,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:56,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:56,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:56,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:56,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:56,666 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:56,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-11-09 00:52:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:57,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:57,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:57,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:57,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:57,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:57,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-11-09 00:52:57,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:57,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:57,797 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:57,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:57,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:57,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:57,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:57,800 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:57,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-11-09 00:52:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:58,775 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:58,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:58,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:52:58,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:52:58,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (128)] Forceful destruction successful, exit code 0 [2024-11-09 00:52:58,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:58,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:52:58,967 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:52:58,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:52:58,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:58,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:52:58,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:52:58,971 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:52:58,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-11-09 00:52:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:59,940 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:52:59,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:52:59,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:52:59,963 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:00,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:00,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (129)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:00,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:00,144 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:00,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:00,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:00,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:00,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:00,149 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:00,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-11-09 00:53:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:01,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:01,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:01,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:01,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:01,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-11-09 00:53:01,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:01,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:01,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:01,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:01,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:01,292 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:01,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-11-09 00:53:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:02,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:02,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:02,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:02,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:02,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (131)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:02,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:02,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:02,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:02,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:02,420 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:02,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-11-09 00:53:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:03,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:03,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:03,458 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:03,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:03,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (132)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:03,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:03,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:03,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:03,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:03,651 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:03,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-11-09 00:53:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:04,573 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:04,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:04,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:04,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (133)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:04,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:04,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:04,783 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:04,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:04,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:04,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:04,787 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:04,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-11-09 00:53:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:05,743 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:05,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:05,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:05,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (134)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:05,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:05,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:05,933 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:05,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:05,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:05,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:05,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:05,935 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:05,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-11-09 00:53:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:06,890 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:06,909 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:06,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:07,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (135)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:07,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:07,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:07,085 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:07,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:07,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:07,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:07,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:07,087 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:07,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-11-09 00:53:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:08,050 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:08,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:08,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:08,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:08,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-11-09 00:53:08,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:08,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:08,253 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:08,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:08,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:08,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:08,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:08,256 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:08,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-11-09 00:53:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:09,201 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:09,220 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:09,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:09,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:09,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-11-09 00:53:09,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:09,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:09,392 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:09,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:09,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:09,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:09,396 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:09,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-11-09 00:53:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:10,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:10,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:10,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:10,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:10,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-11-09 00:53:10,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:10,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:10,386 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:10,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:10,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:10,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:10,389 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:10,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-11-09 00:53:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:11,081 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:11,095 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:11,096 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:11,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (139)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:11,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:11,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:11,238 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:11,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:11,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:11,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:11,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:11,241 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:11,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-11-09 00:53:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:11,938 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:11,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:11,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:12,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:12,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-11-09 00:53:12,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:12,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:12,091 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:12,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:12,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:12,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:12,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:12,094 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:12,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-11-09 00:53:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:12,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:12,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:12,955 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:13,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:13,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-11-09 00:53:13,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:13,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:13,094 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:13,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:13,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:13,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:13,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:13,096 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:13,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-11-09 00:53:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:13,776 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:13,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:13,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:13,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:13,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-11-09 00:53:13,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:13,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:13,930 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:13,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:13,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:13,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:13,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:13,932 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:13,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-11-09 00:53:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:14,606 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:14,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:14,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:14,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:14,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-11-09 00:53:14,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:14,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:14,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:14,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:14,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:14,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:14,765 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:14,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-11-09 00:53:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:15,447 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:15,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:15,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:15,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:15,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-11-09 00:53:15,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:15,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:15,599 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:15,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:15,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:15,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:15,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:15,602 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:15,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-11-09 00:53:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:16,347 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:16,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:16,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:16,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:16,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-11-09 00:53:16,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:16,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:16,520 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:16,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:16,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:16,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:16,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:16,523 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:16,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-11-09 00:53:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:17,274 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:17,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:17,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:17,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-11-09 00:53:17,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:17,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:17,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:17,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:17,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:17,441 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:17,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-11-09 00:53:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:18,168 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:18,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:18,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:18,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:18,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-11-09 00:53:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:18,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:18,332 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:18,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:18,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:18,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:18,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:18,333 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:18,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-11-09 00:53:19,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:19,055 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:19,071 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:19,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:19,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:19,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-11-09 00:53:19,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:19,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:19,222 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:19,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:19,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:19,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:19,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:19,226 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:19,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-11-09 00:53:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:20,112 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:20,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:20,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:20,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:20,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (149)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:20,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:20,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:20,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:20,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:20,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:20,273 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:20,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-11-09 00:53:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:20,986 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:21,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:21,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:21,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:21,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-11-09 00:53:21,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:21,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:21,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:21,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:21,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:21,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:21,155 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:21,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-11-09 00:53:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:21,870 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:21,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:21,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:22,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:22,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-11-09 00:53:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:22,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:22,064 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:22,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:22,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:22,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:22,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:22,065 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:22,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-11-09 00:53:22,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:22,884 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:22,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:22,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:23,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:23,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-11-09 00:53:23,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:23,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:23,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:23,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:23,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:23,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:23,087 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:23,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-11-09 00:53:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:23,796 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:23,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:23,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:23,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:23,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-11-09 00:53:23,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:23,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:23,959 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:23,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:23,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:23,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:23,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:23,960 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:23,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-11-09 00:53:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:24,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:24,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:24,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:24,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:24,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-11-09 00:53:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:24,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:24,849 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:24,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:24,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:24,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:24,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:24,850 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:24,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-11-09 00:53:25,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:25,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:25,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:25,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:25,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:25,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-11-09 00:53:25,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:25,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:25,748 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:25,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:25,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:25,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:25,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:25,749 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:25,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-11-09 00:53:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:26,658 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:26,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:26,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:26,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:26,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-11-09 00:53:26,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:26,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:26,852 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:26,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:26,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:26,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:26,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:26,856 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:26,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-11-09 00:53:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:27,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:27,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:27,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:28,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:28,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-11-09 00:53:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:28,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:28,168 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:28,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:28,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:28,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:28,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:28,171 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:28,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-11-09 00:53:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:29,102 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:29,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:29,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:29,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:29,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:29,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-11-09 00:53:29,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:29,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:29,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:29,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:29,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:29,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:29,296 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:29,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-11-09 00:53:30,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:30,222 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:30,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:30,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:30,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:30,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-11-09 00:53:30,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:30,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:30,410 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:30,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:30,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:30,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:30,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:30,414 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:30,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-11-09 00:53:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:31,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:31,391 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:31,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:31,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:31,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-11-09 00:53:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:31,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:31,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:31,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:31,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:31,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:31,569 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:31,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-11-09 00:53:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:32,501 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:32,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:32,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:32,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:32,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (161)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:32,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:32,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:32,702 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:32,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:32,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:32,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:32,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:32,704 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:32,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-11-09 00:53:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:33,661 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:33,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:33,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:33,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:33,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-11-09 00:53:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:33,855 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:33,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:33,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:33,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:33,857 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:33,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-11-09 00:53:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:34,845 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:34,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:34,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:35,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-11-09 00:53:35,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:35,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:35,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:35,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:35,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:35,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:35,042 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:35,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-11-09 00:53:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:36,011 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:36,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:36,032 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:36,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:36,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-11-09 00:53:36,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:36,204 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:36,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:36,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:36,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:36,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:36,206 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:36,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-11-09 00:53:37,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:37,163 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:37,184 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:37,185 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:37,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:37,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-11-09 00:53:37,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:37,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:37,360 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:37,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:37,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:37,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:37,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:37,364 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:37,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-11-09 00:53:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:38,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:38,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:38,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:38,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:38,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (166)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:38,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:38,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:38,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:38,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:38,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:38,502 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:38,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-11-09 00:53:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:39,463 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:39,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:39,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:39,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:39,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (167)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:39,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:39,654 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:39,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:39,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:39,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:39,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:39,656 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:39,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-11-09 00:53:40,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:40,589 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:40,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:40,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:40,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:40,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (168)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:40,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:40,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:40,788 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:40,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:40,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:40,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:40,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:40,790 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:40,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-11-09 00:53:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:41,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:41,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:41,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:41,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:41,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:41,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (169)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:41,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:41,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:41,949 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:41,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:41,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:41,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:41,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:41,951 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:41,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-11-09 00:53:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:43,008 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:43,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:43,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:43,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:43,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-11-09 00:53:43,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:43,202 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:43,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:43,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:43,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:43,204 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:43,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-11-09 00:53:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:44,150 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:44,169 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:44,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:44,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-11-09 00:53:44,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:44,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:44,342 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:44,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:44,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:44,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:44,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:44,346 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:44,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-11-09 00:53:45,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:45,304 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:45,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:45,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:45,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:45,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-11-09 00:53:45,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:45,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:45,506 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:45,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:45,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:45,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:45,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:45,508 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:45,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-11-09 00:53:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:46,455 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:46,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:46,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:46,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:46,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-11-09 00:53:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:46,647 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:46,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:46,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:46,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:46,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:46,649 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:46,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-11-09 00:53:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:47,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:47,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:47,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:47,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:47,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (174)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:47,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:47,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:47,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:47,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:47,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:47,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:47,788 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:47,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-11-09 00:53:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:48,747 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:48,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:48,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:48,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:48,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-11-09 00:53:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:48,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:48,944 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:48,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:48,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:48,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:48,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:48,946 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:48,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-11-09 00:53:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:49,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:49,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:49,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:50,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:50,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-11-09 00:53:50,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:50,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:50,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:50,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:50,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:50,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:50,114 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:50,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-11-09 00:53:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:51,088 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:51,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:51,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:51,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:51,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-11-09 00:53:51,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:51,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:51,281 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:51,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:51,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:51,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:51,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:51,283 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:51,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-11-09 00:53:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:52,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:52,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:52,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:52,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:52,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-11-09 00:53:52,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:52,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:52,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:52,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:52,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:52,465 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:52,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-11-09 00:53:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:53,484 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:53,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:53,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:53,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-11-09 00:53:53,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:53,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:53,677 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:53,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:53,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:53,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:53,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:53,679 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:53,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-11-09 00:53:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:54,632 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:54,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:54,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:54,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:54,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-11-09 00:53:54,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:54,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:54,824 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:54,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:54,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:54,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:54,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:54,826 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:54,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-11-09 00:53:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:55,829 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:55,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:55,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:56,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-11-09 00:53:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:56,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:56,037 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:56,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:56,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:56,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:56,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:56,041 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:56,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-11-09 00:53:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:56,920 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:56,936 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:56,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:57,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:57,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-11-09 00:53:57,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:57,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:57,070 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:57,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:57,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:57,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:57,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:57,073 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:57,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-11-09 00:53:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:57,818 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:57,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:57,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:57,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:57,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (183)] Forceful destruction successful, exit code 0 [2024-11-09 00:53:57,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:57,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:57,971 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:57,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:57,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:57,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:57,972 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:57,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-11-09 00:53:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:58,676 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:58,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:58,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:58,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-11-09 00:53:58,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:58,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:58,832 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:58,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:58,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:58,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:58,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:58,833 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:58,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-11-09 00:53:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:59,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:53:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:53:59,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:53:59,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:53:59,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:53:59,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-11-09 00:53:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:59,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:53:59,746 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:53:59,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:53:59,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:59,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:59,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:59,748 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:59,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-11-09 00:54:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:00,467 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:00,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:00,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:00,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:00,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-11-09 00:54:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:00,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:00,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:00,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:00,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:00,635 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:00,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-11-09 00:54:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:01,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:01,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:01,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:01,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:01,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (187)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:01,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:01,516 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:01,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:01,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:01,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:01,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:01,519 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:01,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-11-09 00:54:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:02,236 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:02,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:02,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:02,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:02,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-11-09 00:54:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:02,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:02,401 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:02,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:02,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:02,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:02,403 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:02,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-11-09 00:54:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:03,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:03,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:03,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:03,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:03,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-11-09 00:54:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:03,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:03,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:03,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:03,416 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:03,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-11-09 00:54:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:04,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:04,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:04,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:04,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:04,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-11-09 00:54:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:04,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:04,357 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:04,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:04,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:04,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:04,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:04,361 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:04,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-11-09 00:54:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:05,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:05,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:05,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:05,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:05,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-11-09 00:54:05,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:05,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:05,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:05,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:05,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:05,268 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:05,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-11-09 00:54:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:06,159 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:06,179 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:06,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:06,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:06,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (192)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:06,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:06,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:06,353 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:06,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:06,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:06,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:06,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:06,357 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:06,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-11-09 00:54:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:07,368 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:07,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:07,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:07,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:07,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (193)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:07,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:07,584 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:07,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:07,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:07,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:07,590 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:07,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-11-09 00:54:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:08,587 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:08,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:08,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:08,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:08,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-11-09 00:54:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:08,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:08,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:08,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:08,784 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:08,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-11-09 00:54:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:09,834 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:09,854 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:09,855 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:10,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-11-09 00:54:10,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:10,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:10,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:10,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:10,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:10,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:10,035 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:10,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-11-09 00:54:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:10,916 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:10,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:10,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:11,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:11,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-11-09 00:54:11,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:11,119 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:11,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:11,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:11,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:11,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:11,123 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:11,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-11-09 00:54:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:12,117 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:12,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:12,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:12,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:12,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-11-09 00:54:12,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:12,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:12,310 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:12,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:12,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:12,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:12,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:12,312 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:12,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-11-09 00:54:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:13,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:13,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:13,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:13,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:13,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:13,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-11-09 00:54:13,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:13,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:13,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:13,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:13,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:13,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:13,682 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:13,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-11-09 00:54:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:14,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:14,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:14,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:14,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:14,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-11-09 00:54:14,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:14,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:14,913 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:14,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:14,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:14,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:14,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:14,915 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:14,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-11-09 00:54:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:15,973 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:15,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:15,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:16,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:16,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-11-09 00:54:16,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:16,177 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:16,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:16,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:16,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:16,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:16,179 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:16,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-11-09 00:54:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:17,257 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:17,276 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:17,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:17,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:17,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-11-09 00:54:17,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:17,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:17,480 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:17,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:17,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:17,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:17,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:17,482 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:17,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-11-09 00:54:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:18,555 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:18,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:18,581 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:18,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:18,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (202)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:18,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:18,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:18,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:18,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:18,785 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:18,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-11-09 00:54:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:19,884 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:19,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:19,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:20,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:20,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-11-09 00:54:20,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:20,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:20,138 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:20,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:20,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:20,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:20,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:20,142 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:20,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-11-09 00:54:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:21,209 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:21,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:21,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:21,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:21,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-11-09 00:54:21,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:21,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:21,439 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:21,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:21,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:21,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:21,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:21,442 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:21,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-11-09 00:54:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:22,595 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:22,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:22,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:22,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (205)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:22,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:22,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:22,863 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:22,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:22,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:22,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:22,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:22,865 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:22,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-11-09 00:54:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:23,982 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:24,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:24,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:24,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:24,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (206)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:24,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:24,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:24,224 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:24,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:24,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:24,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:24,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:24,226 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:24,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-11-09 00:54:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:25,367 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:25,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:25,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:25,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:25,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (207)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:25,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:25,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:25,592 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:25,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:25,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:25,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:25,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:25,594 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:25,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-11-09 00:54:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:26,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:26,733 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:26,734 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:26,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:26,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-11-09 00:54:26,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:26,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:26,977 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:26,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:26,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:26,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:26,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:26,981 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:26,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-11-09 00:54:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:28,007 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:28,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:28,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:28,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:28,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-11-09 00:54:28,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:28,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:28,211 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:28,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:28,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:28,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:28,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:28,215 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:28,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-11-09 00:54:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:29,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:29,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:29,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:29,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:29,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (210)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:29,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:29,638 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:29,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:29,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:29,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:29,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:29,640 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:29,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-11-09 00:54:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:30,684 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:30,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:30,705 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:30,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:30,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (211)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:30,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:30,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:30,887 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:30,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:30,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:30,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:30,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:30,889 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:30,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-11-09 00:54:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:31,889 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:31,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:31,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:32,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:32,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-11-09 00:54:32,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:32,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:32,080 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:32,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:32,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:32,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:32,082 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:32,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-11-09 00:54:33,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:33,145 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:33,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:33,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:33,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:33,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:33,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (213)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:33,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:33,347 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:33,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:33,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:33,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:33,351 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:33,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-11-09 00:54:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:34,370 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:34,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:34,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:34,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:34,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (214)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:34,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:34,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:34,567 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:34,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:34,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:34,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:34,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:34,569 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:34,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-11-09 00:54:35,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:35,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:35,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:35,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:35,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (215)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:35,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:35,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:35,781 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:35,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:35,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:35,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:35,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:35,785 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:35,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-11-09 00:54:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:36,816 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:36,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:36,847 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:37,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:37,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-11-09 00:54:37,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:37,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:37,031 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:37,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:37,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:37,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:37,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:37,033 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:37,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-11-09 00:54:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:38,055 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:38,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:38,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:38,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:38,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-11-09 00:54:38,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:38,263 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:38,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:38,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:38,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:38,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:38,264 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:38,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-11-09 00:54:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:39,292 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:39,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:39,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:39,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:39,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-11-09 00:54:39,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:39,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:39,495 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:39,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:39,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:39,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:39,497 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:39,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-11-09 00:54:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:40,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:40,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:40,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:40,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:40,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (219)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:40,639 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:40,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:40,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:40,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:40,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:40,643 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:40,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-11-09 00:54:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:41,421 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:41,436 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:41,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:41,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:41,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-11-09 00:54:41,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:41,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:41,585 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:41,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:41,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:41,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:41,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:41,586 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:41,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-11-09 00:54:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:42,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:42,369 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:42,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:42,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:42,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-11-09 00:54:42,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:42,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:42,525 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:42,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:42,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:42,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:42,528 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:42,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-11-09 00:54:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:43,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:43,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:43,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:43,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:43,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:43,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-11-09 00:54:43,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:43,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:43,522 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:43,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:43,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:43,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:43,524 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:43,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-11-09 00:54:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:44,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:44,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:44,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:44,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:44,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-11-09 00:54:44,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:44,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:44,472 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:44,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:44,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:44,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:44,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:44,474 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:44,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-11-09 00:54:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:45,265 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:45,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:45,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:45,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-11-09 00:54:45,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:45,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:45,431 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:45,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:45,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:45,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:45,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:45,434 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:45,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-11-09 00:54:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:46,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:46,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:46,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:46,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:46,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (225)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:46,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:46,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:46,438 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:46,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:46,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:46,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:46,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:46,442 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:46,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-11-09 00:54:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:47,354 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:47,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:47,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:47,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:47,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:47,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-11-09 00:54:47,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:47,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:47,535 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:47,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:47,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:47,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:47,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:47,539 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:47,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-11-09 00:54:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:48,409 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:48,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:48,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:48,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-11-09 00:54:48,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:48,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:48,586 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:48,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:48,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:48,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:48,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:48,588 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:48,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-11-09 00:54:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:49,443 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:49,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:49,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:49,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-11-09 00:54:49,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:49,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:49,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:49,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:49,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:49,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:49,623 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:49,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-11-09 00:54:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:50,471 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:50,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:50,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:50,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:50,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-11-09 00:54:50,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:50,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:50,639 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:50,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:50,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:50,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:50,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:50,641 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:50,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-11-09 00:54:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:51,469 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:51,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:51,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:51,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-11-09 00:54:51,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:51,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:51,633 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:51,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:51,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:51,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:51,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:51,635 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:51,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-11-09 00:54:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:52,414 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:52,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:52,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:52,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:52,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-11-09 00:54:52,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:52,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:52,614 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:52,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:52,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:52,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:52,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:52,618 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:52,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-11-09 00:54:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:53,467 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:53,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:53,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:53,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (232)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:53,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:53,628 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:53,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:53,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:53,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:53,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:53,629 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:53,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-11-09 00:54:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:54,487 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:54,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:54,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:54,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-11-09 00:54:54,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:54,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:54,679 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:54,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:54,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:54,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:54,682 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:54,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-11-09 00:54:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:55,753 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:55,770 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:55,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:55,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-11-09 00:54:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:55,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:55,920 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:55,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:55,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:55,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:55,924 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:55,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-11-09 00:54:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:56,849 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:56,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:56,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:57,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:57,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-11-09 00:54:57,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:57,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:57,023 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:57,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:57,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:57,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:57,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:57,026 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:57,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-11-09 00:54:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:57,909 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:57,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:57,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:58,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (236)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:58,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:58,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:58,091 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:58,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:58,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:58,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:58,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:58,093 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:58,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-11-09 00:54:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:58,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:54:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:58,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:54:58,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:54:59,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:59,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (237)] Forceful destruction successful, exit code 0 [2024-11-09 00:54:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:54:59,153 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:54:59,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:54:59,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:59,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:59,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:54:59,154 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:54:59,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-11-09 00:55:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:00,015 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:00,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:00,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:00,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:00,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-11-09 00:55:00,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:00,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:00,211 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:00,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:00,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:00,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:00,213 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:00,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-11-09 00:55:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:01,029 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:01,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:01,046 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:01,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:01,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (239)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:01,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:01,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:01,186 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:01,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:01,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:01,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:01,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:01,187 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:01,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-11-09 00:55:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:01,962 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:01,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:01,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:02,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:02,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (240)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:02,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:02,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:02,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:02,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:02,133 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:02,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-11-09 00:55:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:02,946 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:02,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:02,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:03,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-11-09 00:55:03,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:03,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:03,115 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:03,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:03,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:03,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:03,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:03,116 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:03,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-11-09 00:55:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:03,921 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:03,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:03,935 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:04,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:04,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-11-09 00:55:04,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:04,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:04,082 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:04,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:04,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:04,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:04,083 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:04,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-11-09 00:55:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:04,878 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:04,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:04,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:05,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:05,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-11-09 00:55:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:05,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:05,042 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:05,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:05,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:05,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:05,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:05,043 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:05,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-11-09 00:55:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:05,854 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:05,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:05,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:06,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:06,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (244)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:06,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:06,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:06,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:06,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:06,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:06,036 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:06,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-11-09 00:55:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:06,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:06,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:06,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:07,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:07,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-11-09 00:55:07,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:07,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:07,078 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:07,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:07,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:07,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:07,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:07,079 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:07,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-11-09 00:55:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:07,931 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:07,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:07,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:08,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:08,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-11-09 00:55:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:08,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:08,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:08,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:08,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:08,094 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:08,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-11-09 00:55:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:08,847 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:08,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:08,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:08,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:08,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-11-09 00:55:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:09,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:09,002 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:09,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:09,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:09,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:09,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:09,006 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:09,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-11-09 00:55:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:10,019 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:10,034 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:10,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:10,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:10,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-11-09 00:55:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:10,195 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:10,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:10,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:10,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:10,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:10,196 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:10,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-11-09 00:55:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:11,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:11,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:11,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:11,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:11,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-11-09 00:55:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:11,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:11,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:11,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:11,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:11,235 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:11,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-11-09 00:55:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:12,025 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:12,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:12,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:12,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:12,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-11-09 00:55:12,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:12,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:12,197 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:12,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:12,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:12,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:12,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:12,201 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:12,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-11-09 00:55:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:13,011 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:13,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:13,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:13,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:13,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (251)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:13,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:13,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:13,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:13,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:13,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:13,182 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:13,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-11-09 00:55:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:14,011 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:14,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:14,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:14,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:14,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-11-09 00:55:14,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:14,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:14,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:14,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:14,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:14,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:14,182 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:14,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-11-09 00:55:15,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:15,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:15,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:15,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:15,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:15,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-11-09 00:55:15,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:15,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:15,256 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:15,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:15,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:15,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:15,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:15,260 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:15,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-11-09 00:55:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:16,214 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:16,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:16,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:16,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-11-09 00:55:16,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:16,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:16,377 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:16,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:16,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:16,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:16,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:16,378 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:16,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-11-09 00:55:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:17,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:17,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:17,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:17,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:17,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-11-09 00:55:17,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:17,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:17,637 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:17,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:17,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:17,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:17,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:17,641 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:17,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-11-09 00:55:18,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:18,551 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:18,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:18,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:18,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:18,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (256)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:18,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:18,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:18,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:18,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:18,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:18,734 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:18,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-11-09 00:55:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:19,631 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:19,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:19,654 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:19,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:19,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-11-09 00:55:19,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:19,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:19,827 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:19,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:19,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:19,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:19,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:19,830 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:19,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-11-09 00:55:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:20,679 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:20,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:20,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:20,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:20,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:20,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (258)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:20,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:20,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:20,909 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:20,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:20,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:20,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:20,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:20,910 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:20,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-11-09 00:55:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:21,776 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:21,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:21,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:21,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:21,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-11-09 00:55:21,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:21,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:21,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:21,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:21,950 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:21,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-11-09 00:55:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:22,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:22,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:22,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:22,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:22,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-11-09 00:55:22,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:22,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:22,943 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:22,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:22,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:22,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:22,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:22,947 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:22,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-11-09 00:55:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:23,731 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:23,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:23,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:23,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:23,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-11-09 00:55:23,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:23,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:23,897 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:23,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:23,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:23,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:23,899 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:23,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-11-09 00:55:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:24,719 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:24,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:24,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:24,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (262)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:24,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:24,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:24,882 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:24,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:24,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:24,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:24,883 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:24,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-11-09 00:55:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:25,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:25,706 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:25,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:25,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:25,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-11-09 00:55:25,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:25,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:25,860 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:25,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:25,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:25,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:25,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:25,862 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:25,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-11-09 00:55:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:26,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:26,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:26,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:26,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:26,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-11-09 00:55:26,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:26,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:26,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:26,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:26,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:26,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:26,866 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:26,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-11-09 00:55:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:27,701 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:27,717 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:27,718 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:27,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:27,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-11-09 00:55:27,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:27,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:27,859 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:27,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:27,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:27,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:27,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:27,860 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:27,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-11-09 00:55:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:28,754 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:28,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:28,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:28,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:28,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:28,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (266)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:28,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:28,924 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:28,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:28,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:28,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:28,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:28,925 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:28,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-11-09 00:55:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:29,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:29,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:29,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:29,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-11-09 00:55:29,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:29,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:29,964 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:29,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:29,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:29,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:29,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:29,966 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:29,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-11-09 00:55:30,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:30,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:30,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:30,827 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:30,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:30,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (268)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:30,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:30,977 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:30,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:30,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:30,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:30,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:30,978 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:30,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-11-09 00:55:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:31,793 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:31,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:31,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:31,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:31,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-11-09 00:55:31,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:31,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:31,959 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:31,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:31,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:31,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:31,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:31,960 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:31,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-11-09 00:55:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:32,877 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:32,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:32,895 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:33,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:33,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-11-09 00:55:33,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:33,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:33,052 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:33,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:33,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:33,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:33,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:33,055 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:33,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-11-09 00:55:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:33,854 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:33,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:33,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:34,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:34,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-11-09 00:55:34,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:34,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:34,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:34,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:34,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:34,027 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:34,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-11-09 00:55:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:34,861 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:34,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:34,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:35,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:35,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-11-09 00:55:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:35,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:35,028 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:35,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:35,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:35,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:35,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:35,029 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:35,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-11-09 00:55:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:35,863 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:35,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:35,877 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:35,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:36,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (273)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:36,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:36,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:36,051 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:36,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:36,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:36,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:36,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:36,055 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:36,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-11-09 00:55:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:37,032 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:37,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:37,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:37,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-11-09 00:55:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:37,201 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:37,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:37,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:37,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:37,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:37,205 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:37,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-11-09 00:55:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:38,110 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:38,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:38,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:38,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:38,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (275)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:38,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:38,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:38,282 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:38,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:38,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:38,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:38,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:38,286 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:38,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-11-09 00:55:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:39,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:39,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:39,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:39,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:39,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-11-09 00:55:39,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:39,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:39,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:39,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:39,426 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:39,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-11-09 00:55:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:40,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:40,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:40,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:40,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:40,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-11-09 00:55:40,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:40,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:40,408 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:40,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:40,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:40,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:40,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:40,411 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:40,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-11-09 00:55:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:41,211 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:41,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:41,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:41,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:41,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-11-09 00:55:41,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:41,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:41,366 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:41,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:41,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:41,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:41,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:41,368 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:41,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-11-09 00:55:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:42,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:42,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:42,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:42,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:42,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (279)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:42,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:42,320 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:42,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:42,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:42,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:42,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:42,322 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:42,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-11-09 00:55:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:43,120 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:43,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:43,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:43,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:43,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-11-09 00:55:43,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:43,276 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:43,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:43,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:43,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:43,277 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:43,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-11-09 00:55:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:44,235 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:44,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:44,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:44,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:44,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (281)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:44,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:44,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:44,398 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:44,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:44,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:44,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:44,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:44,399 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:44,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-11-09 00:55:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:45,201 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:45,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:45,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:45,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:45,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-11-09 00:55:45,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:45,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:45,386 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:45,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:45,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:45,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:45,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:45,388 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:45,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-11-09 00:55:46,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:46,296 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:46,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:46,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:46,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:46,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-11-09 00:55:46,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:46,466 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:46,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:46,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:46,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:46,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:46,468 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:46,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-11-09 00:55:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:47,319 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:47,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:47,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:47,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:47,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-11-09 00:55:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:47,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:47,493 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:47,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:47,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:47,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:47,495 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:47,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-11-09 00:55:48,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:48,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:48,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:48,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:48,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:48,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-11-09 00:55:48,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:48,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:48,555 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:48,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:48,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:48,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:48,557 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:48,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-11-09 00:55:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:49,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:49,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:49,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:49,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:49,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-11-09 00:55:49,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:49,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:49,524 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:49,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:49,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:49,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:49,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:49,527 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:49,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-11-09 00:55:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:50,321 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:50,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:50,337 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:50,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:50,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-11-09 00:55:50,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:50,488 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:50,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:50,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:50,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:50,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:50,490 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:50,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-11-09 00:55:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:51,287 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:51,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:51,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:51,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:51,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (288)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:51,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:51,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:51,446 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:51,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:51,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:51,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:51,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:51,448 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:51,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-11-09 00:55:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:52,255 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:52,270 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:52,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:52,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-11-09 00:55:52,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:52,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:52,423 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:52,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:52,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:52,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:52,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:52,424 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:52,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-11-09 00:55:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:53,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:53,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:53,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:53,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:53,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-11-09 00:55:53,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:53,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:53,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:53,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:53,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:53,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:53,375 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:53,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-11-09 00:55:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:54,334 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:54,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:54,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:54,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:54,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-11-09 00:55:54,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:54,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:54,507 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:54,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:54,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:54,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:54,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:54,509 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:54,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-11-09 00:55:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:55,376 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:55,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:55,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:55,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:55,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (292)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:55,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:55,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:55,559 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:55,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:55,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:55,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:55,560 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:55,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-11-09 00:55:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:56,406 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:56,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:56,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:56,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (293)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:56,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:56,573 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:56,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:56,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:56,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:56,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:56,577 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:56,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-11-09 00:55:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:57,427 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:57,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:57,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:57,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:57,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-11-09 00:55:57,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:57,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:57,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:57,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:57,594 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:57,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-11-09 00:55:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:58,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:58,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:58,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:58,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:58,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-11-09 00:55:58,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:58,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:58,578 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:58,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:58,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:58,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:58,579 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:58,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-11-09 00:55:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:59,398 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:59,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:59,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:59,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:55:59,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (296)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:55:59,561 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:55:59,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:59,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:59,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:59,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:59,563 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:59,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-11-09 00:56:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:00,375 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:00,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:00,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:00,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:00,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (297)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:00,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:00,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:00,538 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:00,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:00,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:00,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:00,539 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:00,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-11-09 00:56:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:01,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:01,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:01,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:01,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-11-09 00:56:01,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:01,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:01,521 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:01,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:01,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:01,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:01,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:01,522 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:01,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-11-09 00:56:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:02,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:02,354 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:02,354 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:02,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-11-09 00:56:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:02,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:02,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:02,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:02,504 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:02,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-11-09 00:56:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:03,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:03,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:03,380 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:03,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:03,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-11-09 00:56:03,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:03,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:03,540 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:03,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:03,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:03,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:03,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:03,542 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:03,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-11-09 00:56:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:04,490 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:04,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:04,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:04,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:04,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-11-09 00:56:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:04,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:04,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:04,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:04,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:04,659 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:04,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-11-09 00:56:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:05,550 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:05,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:05,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:05,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (302)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:05,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:05,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:05,716 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:05,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:05,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:05,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:05,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:05,718 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:05,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-11-09 00:56:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:06,607 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:06,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:06,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:06,768 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:06,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-11-09 00:56:06,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:06,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:06,778 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:06,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:06,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:06,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:06,780 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:06,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-11-09 00:56:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:07,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:07,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:07,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:07,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:07,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (304)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:07,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:07,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:07,760 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:07,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:07,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:07,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:07,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:07,761 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:07,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-11-09 00:56:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:08,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:08,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:08,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:08,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:08,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-11-09 00:56:08,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:08,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:08,744 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:08,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:08,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:08,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:08,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:08,745 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:08,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-11-09 00:56:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:09,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:09,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:09,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:09,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:09,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-11-09 00:56:09,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:09,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:09,692 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:09,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:09,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:09,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:09,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:09,694 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:09,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-11-09 00:56:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:10,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:10,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:10,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:10,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-11-09 00:56:10,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:10,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:10,662 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:10,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:10,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:10,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:10,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:10,663 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:10,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-11-09 00:56:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:11,451 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:11,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:11,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:11,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:11,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-11-09 00:56:11,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:11,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:11,607 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:11,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:11,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:11,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:11,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:11,609 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:11,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-11-09 00:56:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:12,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:12,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:12,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:12,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:12,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (309)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:12,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:12,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:12,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:12,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:12,622 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:12,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-11-09 00:56:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:13,546 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:13,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:13,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:13,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:13,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (310)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:13,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:13,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:13,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:13,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:13,714 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:13,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-11-09 00:56:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:14,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:14,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:14,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:14,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:14,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-11-09 00:56:14,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:14,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:14,707 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:14,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:14,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:14,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:14,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:14,708 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:14,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-11-09 00:56:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:15,564 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:15,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:15,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:15,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:15,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-11-09 00:56:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:15,724 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:15,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:15,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:15,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:15,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:15,726 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:15,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-11-09 00:56:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:16,539 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:16,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:16,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:16,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:16,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-11-09 00:56:16,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:16,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:16,701 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:16,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:16,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:16,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:16,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:16,703 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:16,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-11-09 00:56:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:17,504 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:17,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:17,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:17,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:17,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-11-09 00:56:17,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:17,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:17,658 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:17,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:17,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:17,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:17,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:17,661 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:17,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-11-09 00:56:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:18,449 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:18,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:18,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:18,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (315)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:18,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:18,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:18,657 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:18,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:18,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:18,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:18,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:18,660 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:18,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-11-09 00:56:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:19,487 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:19,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:19,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:19,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:19,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (316)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:19,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:19,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:19,646 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:19,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:19,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:19,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:19,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:19,647 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:19,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-11-09 00:56:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:20,454 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:20,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:20,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:20,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:20,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (317)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:20,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:20,615 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:20,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:20,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:20,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:20,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:20,616 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:20,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-11-09 00:56:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:21,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:21,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:21,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:21,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:21,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-11-09 00:56:21,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:21,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:21,677 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:21,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:21,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:21,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:21,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:21,678 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:21,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-11-09 00:56:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:22,526 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:22,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:22,546 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:22,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (319)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:22,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:22,756 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:22,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:22,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:22,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:22,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:22,758 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:22,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-11-09 00:56:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:23,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:23,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:23,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:23,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:23,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (320)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:23,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:23,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:23,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:23,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:23,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:23,781 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:23,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-11-09 00:56:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:24,658 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:24,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:24,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:24,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:24,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (321)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:24,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:24,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:24,825 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:24,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:24,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:24,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:24,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:24,827 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:24,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-11-09 00:56:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:25,663 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:25,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:25,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:25,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:25,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-11-09 00:56:25,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:25,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:25,833 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:25,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:25,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:25,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:25,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:25,836 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:25,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-11-09 00:56:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:26,644 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:26,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:26,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:26,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:26,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-11-09 00:56:26,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:26,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:26,797 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:26,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:26,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:26,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:26,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:26,798 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:26,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-11-09 00:56:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:27,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:27,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:27,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:27,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-11-09 00:56:27,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:27,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:27,751 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:27,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:27,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:27,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:27,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:27,752 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:27,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-11-09 00:56:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:28,572 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:28,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:28,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:28,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:28,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-11-09 00:56:28,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:28,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:28,734 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:28,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:28,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:28,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:28,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:28,735 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:28,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-11-09 00:56:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:29,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:29,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:29,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:29,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:29,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-11-09 00:56:29,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:29,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:29,698 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:29,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:29,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:29,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:29,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:29,699 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:29,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-11-09 00:56:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:30,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:30,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:30,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:30,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:30,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-11-09 00:56:30,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:30,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:30,741 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:30,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:30,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:30,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:30,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:30,744 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:30,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-11-09 00:56:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:31,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:31,613 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:31,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:31,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:31,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-11-09 00:56:31,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:31,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:31,775 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:31,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:31,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:31,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:31,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:31,777 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:31,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-11-09 00:56:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:32,683 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:32,706 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:32,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:32,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:32,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (329)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:32,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:32,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:32,868 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:32,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:32,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:32,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:32,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:32,870 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:32,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-11-09 00:56:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:33,709 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:33,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:33,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:33,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:33,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-11-09 00:56:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:33,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:33,863 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:33,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:33,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:33,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:33,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:33,864 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:33,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-11-09 00:56:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:34,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:34,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:34,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:34,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:34,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-11-09 00:56:34,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:34,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:34,815 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:34,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:34,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:34,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:34,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:34,817 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:34,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-11-09 00:56:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:35,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:35,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:35,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:35,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (332)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:35,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:35,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:35,778 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:35,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:35,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:35,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:35,780 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:35,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-11-09 00:56:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:36,591 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:36,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:36,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:36,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:36,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-11-09 00:56:36,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:36,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:36,752 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:36,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:36,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:36,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:36,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:36,754 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:36,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-11-09 00:56:37,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:37,564 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:37,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:37,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:37,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:37,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-11-09 00:56:37,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:37,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:37,719 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:37,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:37,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:37,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:37,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:37,721 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:37,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-11-09 00:56:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:38,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:38,542 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:38,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:38,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (335)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:38,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:38,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:38,698 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:38,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:38,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:38,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:38,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:38,701 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:38,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-11-09 00:56:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:39,658 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:39,673 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:39,674 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:39,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:39,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-11-09 00:56:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:39,836 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:39,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:39,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:39,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:39,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:39,838 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:39,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-11-09 00:56:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:40,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:40,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:40,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:40,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:40,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-11-09 00:56:40,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:40,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:40,884 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:40,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:40,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:40,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:40,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:40,886 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:40,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-11-09 00:56:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:41,746 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:41,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:41,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:41,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (338)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:41,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:41,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:41,924 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:41,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:41,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:41,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:41,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:41,928 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:41,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-11-09 00:56:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:42,881 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:42,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:42,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:43,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:43,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-11-09 00:56:43,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:43,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:43,045 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:43,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:43,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:43,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:43,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:43,046 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:43,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-11-09 00:56:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:43,850 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:43,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:43,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:43,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:44,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-11-09 00:56:44,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:44,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:44,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:44,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:44,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:44,010 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:44,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-11-09 00:56:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:44,827 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:44,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:44,844 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:44,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:44,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-11-09 00:56:44,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:44,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:44,989 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:44,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:44,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:44,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:44,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:44,990 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:44,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-11-09 00:56:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:45,804 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:45,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:45,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:45,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:45,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-11-09 00:56:45,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:45,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:45,960 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:45,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:45,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:45,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:45,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:45,961 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:45,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-11-09 00:56:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:46,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:46,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:46,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:46,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-11-09 00:56:46,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:46,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:46,943 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:46,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:46,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:46,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:46,944 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:46,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-11-09 00:56:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:47,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:47,776 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:47,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:47,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:47,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-11-09 00:56:47,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:47,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:47,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:47,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:47,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:47,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:47,932 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:47,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-11-09 00:56:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:48,980 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:48,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:48,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:49,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (345)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:49,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:49,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:49,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:49,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:49,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:49,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:49,154 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:49,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-11-09 00:56:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:50,030 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:50,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:50,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:50,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:50,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-11-09 00:56:50,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:50,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:50,233 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:50,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:50,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:50,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:50,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:50,235 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:50,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-11-09 00:56:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:51,098 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:51,113 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:51,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:51,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:51,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (347)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:51,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:51,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:51,260 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:51,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:51,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:51,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:51,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:51,261 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:51,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-11-09 00:56:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:52,169 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:52,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:52,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:52,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:52,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (348)] Ended with exit code 0 [2024-11-09 00:56:52,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:52,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:52,366 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:52,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:52,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:52,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:52,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:52,367 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:52,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-11-09 00:56:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:53,581 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:53,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:53,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:53,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:53,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (349)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:53,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:53,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:53,774 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:53,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:53,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:53,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:53,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:53,776 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:53,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-11-09 00:56:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:54,868 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:54,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:54,887 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:55,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:55,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-11-09 00:56:55,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:55,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:55,066 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:55,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:55,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:55,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:55,068 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:55,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-11-09 00:56:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:56,167 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:56,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:56,189 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:56,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:56,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-11-09 00:56:56,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:56,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:56,363 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:56,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:56,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:56,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:56,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:56,364 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:56,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-11-09 00:56:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:57,453 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:57,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:57,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:57,631 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:57,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-11-09 00:56:57,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:57,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:57,645 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:57,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:57,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:57,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:57,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:57,649 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:57,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-11-09 00:56:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:58,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:58,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:58,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:58,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:56:58,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-11-09 00:56:58,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:56:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:56:58,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:56:58,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:58,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:58,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:58,956 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:58,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-11-09 00:57:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:00,024 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:00,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:00,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:00,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:00,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-11-09 00:57:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:00,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:00,185 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:00,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:00,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:00,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:00,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:00,186 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:00,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-11-09 00:57:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:01,016 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:01,032 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:01,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:01,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:01,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (355)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:01,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:01,181 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:01,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:01,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:01,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:01,183 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:01,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-11-09 00:57:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:02,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:02,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:02,015 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:02,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:02,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-11-09 00:57:02,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:02,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:02,153 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:02,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:02,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:02,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:02,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:02,154 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:02,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-11-09 00:57:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:02,977 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:02,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:02,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:03,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:03,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-11-09 00:57:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:03,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:03,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:03,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:03,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:03,134 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:03,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-11-09 00:57:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:03,951 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:03,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:03,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:03,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:04,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:04,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-11-09 00:57:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:04,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:04,105 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:04,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:04,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:04,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:04,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:04,106 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:04,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-11-09 00:57:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:04,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:04,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:04,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:05,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:05,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-11-09 00:57:05,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:05,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:05,087 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:05,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:05,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:05,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:05,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:05,089 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:05,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-11-09 00:57:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:06,043 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:06,058 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:06,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:06,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-11-09 00:57:06,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:06,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:06,214 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:06,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:06,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:06,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:06,217 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:06,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-11-09 00:57:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:07,280 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:07,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:07,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:07,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:07,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-11-09 00:57:07,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:07,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:07,483 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:07,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:07,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:07,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:07,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:07,487 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:07,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-11-09 00:57:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:08,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:08,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:08,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:08,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:08,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (362)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:08,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:08,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:08,807 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:08,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:08,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:08,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:08,811 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:08,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-11-09 00:57:09,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:09,910 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:09,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:09,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:10,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:10,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-11-09 00:57:10,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:10,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:10,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:10,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:10,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:10,116 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:10,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-11-09 00:57:11,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:11,225 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:11,246 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:11,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:11,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:11,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-11-09 00:57:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:11,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:11,417 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:11,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:11,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:11,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:11,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:11,419 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:11,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-11-09 00:57:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:12,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:12,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:12,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:12,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:12,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-11-09 00:57:12,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:12,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:12,808 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:12,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:12,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:12,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:12,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:12,812 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:12,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-11-09 00:57:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:13,927 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:13,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:13,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:14,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:14,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-11-09 00:57:14,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:14,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:14,123 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:14,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:14,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:14,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:14,125 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:14,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-11-09 00:57:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:15,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:15,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:15,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:15,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:15,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-11-09 00:57:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:15,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:15,416 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:15,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:15,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:15,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:15,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:15,418 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:15,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-11-09 00:57:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:16,520 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:16,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:16,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:16,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:16,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (368)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:16,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:16,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:16,712 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:16,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:16,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:16,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:16,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:16,714 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:16,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-11-09 00:57:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:17,814 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:17,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:17,833 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:17,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:17,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (369)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:18,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:18,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:18,001 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:18,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:18,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:18,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:18,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:18,002 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:18,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-11-09 00:57:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:19,108 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:19,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:19,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:19,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:19,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-11-09 00:57:19,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:19,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:19,303 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:19,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:19,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:19,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:19,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:19,305 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:19,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-11-09 00:57:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:20,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:20,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:20,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:20,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:20,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-11-09 00:57:20,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:20,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:20,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:20,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:20,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:20,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:20,611 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:20,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-11-09 00:57:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:21,726 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:21,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:21,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:21,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:21,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (372)] Ended with exit code 0 [2024-11-09 00:57:21,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:21,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:21,924 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:21,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:21,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:21,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:21,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:21,925 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:21,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-11-09 00:57:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:23,123 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:23,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:23,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:23,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:23,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:23,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-11-09 00:57:23,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:23,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:23,293 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:23,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:23,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:23,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:23,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:23,294 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:23,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-11-09 00:57:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:24,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:24,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:24,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:24,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 [2024-11-09 00:57:24,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:24,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:24,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:24,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:24,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:24,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:24,397 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:24,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-11-09 00:57:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:25,400 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:25,419 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:25,420 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:25,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-11-09 00:57:25,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:25,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:25,605 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:25,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:25,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:25,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:25,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:25,606 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:25,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-11-09 00:57:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:26,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:26,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:26,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:26,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:26,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (376)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:26,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:26,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:26,926 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:26,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:26,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:26,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:26,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:26,927 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:26,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-11-09 00:57:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:28,028 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:28,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:28,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:28,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:28,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-11-09 00:57:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:28,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:28,221 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:28,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:28,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:28,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:28,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:28,222 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:28,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-11-09 00:57:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:29,338 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:29,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:29,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:29,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:29,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (378)] Ended with exit code 0 [2024-11-09 00:57:29,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:29,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:29,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:29,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:29,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:29,533 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:29,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-11-09 00:57:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:30,464 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:30,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:30,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:30,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:30,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (379)] Ended with exit code 0 [2024-11-09 00:57:30,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:30,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:30,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:30,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:30,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:30,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:30,625 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:30,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-11-09 00:57:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:31,460 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:31,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:31,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:31,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-11-09 00:57:31,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:31,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:31,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:31,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:31,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:31,617 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:31,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-11-09 00:57:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:32,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:32,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:32,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:32,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:32,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (381)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:32,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:32,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:32,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:32,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:32,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:32,677 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:32,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-11-09 00:57:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:33,525 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:33,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:33,542 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:33,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-11-09 00:57:33,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:33,684 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:33,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:33,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:33,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:33,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:33,686 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:33,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-11-09 00:57:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:34,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:34,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:34,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:34,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:34,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (383)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:34,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:34,675 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:34,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:34,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:34,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:34,678 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:34,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-11-09 00:57:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:35,522 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:35,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:35,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:35,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:35,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (384)] Ended with exit code 0 [2024-11-09 00:57:35,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:35,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:35,693 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:35,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:35,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:35,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:35,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:35,697 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:35,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (385)] Waiting until timeout for monitored process [2024-11-09 00:57:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:36,780 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:36,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:36,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:36,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:36,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (385)] Ended with exit code 0 [2024-11-09 00:57:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:36,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:36,986 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:36,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:36,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:36,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:36,989 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:36,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (386)] Waiting until timeout for monitored process [2024-11-09 00:57:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:38,111 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:38,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:38,130 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:38,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:38,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (386)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:38,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:38,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:38,303 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:38,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:38,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:38,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:38,305 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:38,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (387)] Waiting until timeout for monitored process [2024-11-09 00:57:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:39,430 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:39,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:39,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:39,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:39,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (387)] Ended with exit code 0 [2024-11-09 00:57:39,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:39,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:39,620 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:39,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:39,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:39,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:39,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:39,621 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:39,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (388)] Waiting until timeout for monitored process [2024-11-09 00:57:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:40,743 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:40,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:40,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:40,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:40,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (388)] Ended with exit code 0 [2024-11-09 00:57:40,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:40,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:40,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:40,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:40,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:40,933 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:40,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (389)] Waiting until timeout for monitored process [2024-11-09 00:57:42,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:42,050 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:42,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:42,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:42,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:42,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (389)] Ended with exit code 0 [2024-11-09 00:57:42,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:42,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:42,246 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:42,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:42,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:42,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:42,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:42,248 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:42,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (390)] Waiting until timeout for monitored process [2024-11-09 00:57:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:43,440 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:43,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:43,459 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:43,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:43,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (390)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:43,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:43,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:43,631 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:43,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:43,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:43,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:43,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:43,633 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:43,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (391)] Waiting until timeout for monitored process [2024-11-09 00:57:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:44,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:44,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:44,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:44,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:44,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (391)] Ended with exit code 0 [2024-11-09 00:57:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:44,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:44,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:44,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:44,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:44,683 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:44,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (392)] Waiting until timeout for monitored process [2024-11-09 00:57:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:45,728 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:45,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:45,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:45,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:45,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (392)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:45,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:45,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:45,913 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:45,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:45,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:45,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:45,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:45,916 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:45,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (393)] Waiting until timeout for monitored process [2024-11-09 00:57:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:46,921 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:46,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:46,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:47,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:47,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (393)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:47,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:47,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:47,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:47,133 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:47,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (394)] Waiting until timeout for monitored process [2024-11-09 00:57:48,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:48,173 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:48,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:48,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:48,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (394)] Ended with exit code 0 [2024-11-09 00:57:48,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:48,375 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:48,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:48,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:48,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:48,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:48,376 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:48,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (395)] Waiting until timeout for monitored process [2024-11-09 00:57:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:49,441 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:49,457 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:49,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:49,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (395)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:49,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:49,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:49,655 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:49,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:49,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:49,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:49,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:49,657 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:49,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (396)] Waiting until timeout for monitored process [2024-11-09 00:57:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:50,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:50,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:50,628 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:50,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:50,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (396)] Ended with exit code 0 [2024-11-09 00:57:50,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:50,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:50,771 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:50,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:50,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:50,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:50,772 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:50,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (397)] Waiting until timeout for monitored process [2024-11-09 00:57:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:51,662 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:51,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:51,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:51,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:51,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (397)] Ended with exit code 0 [2024-11-09 00:57:51,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:51,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:51,827 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:51,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:51,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:51,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:51,829 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:51,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (398)] Waiting until timeout for monitored process [2024-11-09 00:57:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:52,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:52,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:52,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (398)] Ended with exit code 0 [2024-11-09 00:57:52,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:52,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:52,906 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:52,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:52,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:52,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:52,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:52,907 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:52,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (399)] Waiting until timeout for monitored process [2024-11-09 00:57:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,110 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:54,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:54,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:54,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:54,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (399)] Ended with exit code 0 [2024-11-09 00:57:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:54,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:54,317 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:54,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:54,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:54,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:54,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:54,319 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:54,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (400)] Waiting until timeout for monitored process [2024-11-09 00:57:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,434 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:55,452 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:55,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:55,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:55,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (400)] Ended with exit code 0 [2024-11-09 00:57:55,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:55,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:55,617 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:55,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:55,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:55,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:55,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:55,619 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:55,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (401)] Waiting until timeout for monitored process [2024-11-09 00:57:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,682 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:56,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:56,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:56,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:56,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (401)] Ended with exit code 0 [2024-11-09 00:57:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:56,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:56,877 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:56,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:56,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:56,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:56,878 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:56,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (402)] Waiting until timeout for monitored process [2024-11-09 00:57:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,042 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:58,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:58,060 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:58,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:58,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (402)] Ended with exit code 0 [2024-11-09 00:57:58,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:58,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:58,242 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:58,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:58,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:58,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:58,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:58,246 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:58,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (403)] Waiting until timeout for monitored process [2024-11-09 00:57:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:59,409 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:59,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:57:59,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:57:59,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (403)] Ended with exit code 0 [2024-11-09 00:57:59,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:59,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:57:59,602 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:57:59,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:57:59,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:59,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:59,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:59,603 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:59,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (404)] Waiting until timeout for monitored process [2024-11-09 00:58:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:00,772 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:00,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:00,793 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:00,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:00,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (404)] Ended with exit code 0 [2024-11-09 00:58:00,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:00,976 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:00,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:00,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:00,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:00,977 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:00,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (405)] Waiting until timeout for monitored process [2024-11-09 00:58:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,966 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:01,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:01,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:02,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:02,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (405)] Ended with exit code 0 [2024-11-09 00:58:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:02,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:02,142 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:02,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:02,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:02,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:02,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:02,144 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:02,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (406)] Waiting until timeout for monitored process [2024-11-09 00:58:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:03,128 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:03,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:03,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:03,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:03,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (406)] Ended with exit code 0 [2024-11-09 00:58:03,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:03,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:03,315 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:03,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:03,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:03,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:03,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:03,316 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:03,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (407)] Waiting until timeout for monitored process [2024-11-09 00:58:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:04,458 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:04,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:04,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:04,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:04,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (407)] Ended with exit code 0 [2024-11-09 00:58:04,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:04,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:04,641 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:04,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:04,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:04,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:04,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:04,643 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:04,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (408)] Waiting until timeout for monitored process [2024-11-09 00:58:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,801 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:05,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:05,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:05,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (408)] Ended with exit code 0 [2024-11-09 00:58:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:06,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:06,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:06,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:06,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:06,004 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:06,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (409)] Waiting until timeout for monitored process [2024-11-09 00:58:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:07,170 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:07,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:07,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:07,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:07,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (409)] Ended with exit code 0 [2024-11-09 00:58:07,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:07,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:07,385 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:07,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:07,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:07,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:07,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:07,386 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:07,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (410)] Waiting until timeout for monitored process [2024-11-09 00:58:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:08,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:08,654 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:08,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:08,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:08,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (410)] Ended with exit code 0 [2024-11-09 00:58:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:08,875 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:08,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:08,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:08,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:08,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:08,877 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:08,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (411)] Waiting until timeout for monitored process [2024-11-09 00:58:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:10,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:10,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:10,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:10,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (411)] Ended with exit code 0 [2024-11-09 00:58:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:10,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:10,419 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:10,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:10,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:10,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:10,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:10,422 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:10,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (412)] Waiting until timeout for monitored process [2024-11-09 00:58:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:11,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:11,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:11,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:12,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (412)] Ended with exit code 0 [2024-11-09 00:58:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:12,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:12,086 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:12,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:12,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:12,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:12,087 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:12,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (413)] Waiting until timeout for monitored process [2024-11-09 00:58:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,250 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:13,269 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:13,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:13,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:13,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (413)] Ended with exit code 0 [2024-11-09 00:58:13,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:13,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:13,444 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:13,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:13,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:13,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:13,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:13,446 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:13,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (414)] Waiting until timeout for monitored process [2024-11-09 00:58:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,650 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:14,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:14,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:14,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:14,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (414)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:14,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:14,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:14,852 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:14,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:14,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:14,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:14,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:14,854 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:14,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (415)] Waiting until timeout for monitored process [2024-11-09 00:58:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:16,020 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:16,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:16,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:16,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:16,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (415)] Ended with exit code 0 [2024-11-09 00:58:16,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:16,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:16,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:16,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:16,293 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:16,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (416)] Waiting until timeout for monitored process [2024-11-09 00:58:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:17,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:17,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:17,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:17,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:17,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:17,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (416)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:17,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:17,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:17,674 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:17,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:17,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:17,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:17,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:17,676 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:17,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (417)] Waiting until timeout for monitored process [2024-11-09 00:58:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:18,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:18,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:18,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:18,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:18,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (417)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:18,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:18,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:18,958 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:18,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:18,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:18,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:18,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:18,962 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:18,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (418)] Waiting until timeout for monitored process [2024-11-09 00:58:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,173 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:20,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:20,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:20,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:20,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (418)] Ended with exit code 0 [2024-11-09 00:58:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:20,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:20,359 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:20,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:20,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:20,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:20,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:20,361 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:20,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (419)] Waiting until timeout for monitored process [2024-11-09 00:58:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:21,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:21,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:21,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:21,540 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:21,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:21,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (419)] Ended with exit code 0 [2024-11-09 00:58:21,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:21,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:21,719 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:21,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:21,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:21,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:21,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:21,721 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:21,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (420)] Waiting until timeout for monitored process [2024-11-09 00:58:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:22,880 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:22,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:22,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:23,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:23,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (420)] Ended with exit code 0 [2024-11-09 00:58:23,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:23,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:23,082 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:23,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:23,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:23,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:23,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:23,083 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:23,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (421)] Waiting until timeout for monitored process [2024-11-09 00:58:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:24,269 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:24,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:24,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:24,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:24,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (421)] Ended with exit code 0 [2024-11-09 00:58:24,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:24,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:24,463 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:24,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:24,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:24,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:24,465 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:24,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (422)] Waiting until timeout for monitored process [2024-11-09 00:58:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:25,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:25,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:25,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:25,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:25,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (422)] Ended with exit code 0 [2024-11-09 00:58:25,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:25,835 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:25,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:25,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:25,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:25,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:25,837 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:25,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (423)] Waiting until timeout for monitored process [2024-11-09 00:58:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,010 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:27,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:27,031 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:27,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:27,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (423)] Ended with exit code 0 [2024-11-09 00:58:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:27,209 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:27,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:27,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:27,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:27,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:27,210 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:27,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (424)] Waiting until timeout for monitored process [2024-11-09 00:58:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:28,392 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:28,411 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:28,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:28,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (424)] Ended with exit code 0 [2024-11-09 00:58:28,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:28,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:28,585 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:28,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:28,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:28,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:28,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:28,589 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:28,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (425)] Waiting until timeout for monitored process [2024-11-09 00:58:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:29,697 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:29,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:29,715 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:29,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:29,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (425)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:29,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:29,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:29,883 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:29,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:29,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:29,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:29,885 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:29,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (426)] Waiting until timeout for monitored process [2024-11-09 00:58:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,041 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:31,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:31,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:31,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:31,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (426)] Ended with exit code 0 [2024-11-09 00:58:31,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:31,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:31,235 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:31,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:31,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:31,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:31,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:31,237 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:31,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (427)] Waiting until timeout for monitored process [2024-11-09 00:58:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:32,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:32,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:32,410 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:32,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:32,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (427)] Ended with exit code 0 [2024-11-09 00:58:32,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:32,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:32,616 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:32,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:32,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:32,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:32,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:32,620 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:32,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (428)] Waiting until timeout for monitored process [2024-11-09 00:58:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:33,807 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:33,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:33,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:33,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (428)] Ended with exit code 0 [2024-11-09 00:58:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:33,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:33,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:33,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:33,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:33,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:33,998 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:34,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (429)] Waiting until timeout for monitored process [2024-11-09 00:58:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:35,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:35,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:35,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:35,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (429)] Ended with exit code 0 [2024-11-09 00:58:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:35,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:35,214 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:35,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:35,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:35,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:35,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:35,215 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:35,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (430)] Waiting until timeout for monitored process [2024-11-09 00:58:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:36,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:36,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:36,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:36,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:36,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (430)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:36,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:36,542 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:36,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:36,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:36,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:36,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:36,543 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:36,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (431)] Waiting until timeout for monitored process [2024-11-09 00:58:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:37,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:37,923 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:37,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:38,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:38,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (431)] Ended with exit code 0 [2024-11-09 00:58:38,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:38,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:38,103 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:38,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:38,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:38,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:38,104 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:38,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (432)] Waiting until timeout for monitored process [2024-11-09 00:58:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,278 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:39,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:39,298 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:39,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:39,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (432)] Ended with exit code 0 [2024-11-09 00:58:39,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:39,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:39,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:39,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:39,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:39,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:39,474 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:39,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (433)] Waiting until timeout for monitored process [2024-11-09 00:58:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:40,637 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:40,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:40,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:40,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:40,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (433)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:40,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:40,836 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:40,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:40,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:40,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:40,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:40,837 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:40,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (434)] Waiting until timeout for monitored process [2024-11-09 00:58:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:42,008 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:42,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:42,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:42,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:42,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (434)] Ended with exit code 0 [2024-11-09 00:58:42,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:42,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:42,211 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:42,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:42,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:42,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:42,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:42,212 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:42,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (435)] Waiting until timeout for monitored process [2024-11-09 00:58:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,535 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:43,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:43,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:43,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:43,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:43,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (435)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:43,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:43,718 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:43,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:43,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:43,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:43,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:43,719 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:43,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (436)] Waiting until timeout for monitored process [2024-11-09 00:58:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:44,794 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:44,813 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:44,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:44,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:44,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (436)] Ended with exit code 0 [2024-11-09 00:58:44,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:44,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:44,988 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:44,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:44,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:44,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:44,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:44,990 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:44,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (437)] Waiting until timeout for monitored process [2024-11-09 00:58:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:46,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:46,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:46,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:46,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:46,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (437)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:46,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:46,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:46,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:46,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:46,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:46,356 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:46,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (438)] Waiting until timeout for monitored process [2024-11-09 00:58:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:47,535 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:47,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:47,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:47,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:47,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (438)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:47,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:47,731 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:47,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:47,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:47,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:47,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:47,732 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:47,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (439)] Waiting until timeout for monitored process [2024-11-09 00:58:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:48,908 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:48,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:48,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:49,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:49,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (439)] Ended with exit code 0 [2024-11-09 00:58:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:49,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:49,115 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:49,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:49,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:49,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:49,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:49,118 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:49,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (440)] Waiting until timeout for monitored process [2024-11-09 00:58:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:50,297 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:50,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:50,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:50,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:50,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (440)] Ended with exit code 0 [2024-11-09 00:58:50,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:50,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:50,474 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:50,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:50,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:50,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:50,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:50,475 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:50,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (441)] Waiting until timeout for monitored process [2024-11-09 00:58:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:51,447 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:51,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:51,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:51,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:51,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (441)] Ended with exit code 0 [2024-11-09 00:58:51,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:51,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:51,618 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:51,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:51,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:51,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:51,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:51,620 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:51,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (442)] Waiting until timeout for monitored process [2024-11-09 00:58:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:52,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:52,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:52,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:52,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:52,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (442)] Ended with exit code 0 [2024-11-09 00:58:52,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:52,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:52,949 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:52,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:52,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:52,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:52,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:52,953 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:52,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (443)] Waiting until timeout for monitored process [2024-11-09 00:58:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:54,126 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:54,145 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:54,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:54,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (443)] Ended with exit code 0 [2024-11-09 00:58:54,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:54,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:54,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:54,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:54,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:54,323 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:54,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (444)] Waiting until timeout for monitored process [2024-11-09 00:58:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:55,501 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:55,521 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:55,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:55,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:55,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (444)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:55,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:55,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:55,706 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:55,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:55,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:55,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:55,707 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:55,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (445)] Waiting until timeout for monitored process [2024-11-09 00:58:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:56,894 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:56,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:56,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:57,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (445)] Ended with exit code 0 [2024-11-09 00:58:57,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:57,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:57,098 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:57,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:57,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:57,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:57,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:57,102 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:57,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (446)] Waiting until timeout for monitored process [2024-11-09 00:58:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:58,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:58,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:58,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:58,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:58,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (446)] Forceful destruction successful, exit code 0 [2024-11-09 00:58:58,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:58,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:58,405 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:58,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:58,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:58,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:58,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:58,409 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:58,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (447)] Waiting until timeout for monitored process [2024-11-09 00:58:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:59,548 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:58:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:58:59,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:58:59,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:58:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:58:59,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (447)] Ended with exit code 0 [2024-11-09 00:58:59,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:58:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:58:59,748 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:58:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:58:59,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:58:59,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:58:59,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:58:59,750 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:58:59,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (448)] Waiting until timeout for monitored process [2024-11-09 00:59:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:00,947 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:00,967 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:00,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:01,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:01,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (448)] Ended with exit code 0 [2024-11-09 00:59:01,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:01,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:01,143 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:01,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:01,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:01,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:01,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:01,144 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:01,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (449)] Waiting until timeout for monitored process [2024-11-09 00:59:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:02,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:02,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:02,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:02,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:02,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (449)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:02,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:02,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:02,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:02,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:02,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:02,537 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:02,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (450)] Waiting until timeout for monitored process [2024-11-09 00:59:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:03,733 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:03,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:03,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:03,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (450)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:03,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:03,933 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:03,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:03,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:03,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:03,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:03,937 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:03,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (451)] Waiting until timeout for monitored process [2024-11-09 00:59:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:05,136 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:05,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:05,158 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:05,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:05,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (451)] Ended with exit code 0 [2024-11-09 00:59:05,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:05,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:05,340 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:05,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:05,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:05,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:05,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:05,342 INFO L229 MonitoredProcess]: Starting monitored process 452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:05,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (452)] Waiting until timeout for monitored process [2024-11-09 00:59:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:06,527 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:06,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:06,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:06,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (452)] Ended with exit code 0 [2024-11-09 00:59:06,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:06,721 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:06,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:06,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:06,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:06,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:06,722 INFO L229 MonitoredProcess]: Starting monitored process 453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:06,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (453)] Waiting until timeout for monitored process [2024-11-09 00:59:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:07,871 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:07,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:07,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:08,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:08,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (453)] Ended with exit code 0 [2024-11-09 00:59:08,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:08,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:08,064 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:08,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:08,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:08,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:08,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:08,066 INFO L229 MonitoredProcess]: Starting monitored process 454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:08,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (454)] Waiting until timeout for monitored process [2024-11-09 00:59:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:09,246 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:09,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:09,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:09,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:09,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (454)] Ended with exit code 0 [2024-11-09 00:59:09,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:09,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:09,447 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:09,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:09,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:09,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:09,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:09,449 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:09,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (455)] Waiting until timeout for monitored process [2024-11-09 00:59:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:10,603 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:10,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:10,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:10,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:10,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (455)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:10,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:10,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:10,795 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:10,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:10,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:10,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:10,797 INFO L229 MonitoredProcess]: Starting monitored process 456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:10,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (456)] Waiting until timeout for monitored process [2024-11-09 00:59:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:11,943 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:11,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:11,963 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:12,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:12,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (456)] Ended with exit code 0 [2024-11-09 00:59:12,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:12,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:12,139 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:12,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:12,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:12,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:12,141 INFO L229 MonitoredProcess]: Starting monitored process 457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:12,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (457)] Waiting until timeout for monitored process [2024-11-09 00:59:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:13,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:13,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:13,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:13,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (457)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:13,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:13,565 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:13,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:13,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:13,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:13,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:13,567 INFO L229 MonitoredProcess]: Starting monitored process 458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:13,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (458)] Waiting until timeout for monitored process [2024-11-09 00:59:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:14,712 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:14,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:14,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:14,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:14,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (458)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:14,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:14,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:14,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:14,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:14,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:14,907 INFO L229 MonitoredProcess]: Starting monitored process 459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:14,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (459)] Waiting until timeout for monitored process [2024-11-09 00:59:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:16,052 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:16,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:16,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:16,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (459)] Ended with exit code 0 [2024-11-09 00:59:16,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:16,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:16,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:16,240 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:16,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:16,241 INFO L229 MonitoredProcess]: Starting monitored process 460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:16,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (460)] Waiting until timeout for monitored process [2024-11-09 00:59:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:17,387 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:17,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:17,407 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:17,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:17,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (460)] Ended with exit code 0 [2024-11-09 00:59:17,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:17,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:17,575 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:17,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:17,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:17,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:17,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:17,579 INFO L229 MonitoredProcess]: Starting monitored process 461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:17,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (461)] Waiting until timeout for monitored process [2024-11-09 00:59:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:18,730 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:18,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:18,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:18,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:18,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (461)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:18,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:18,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:18,928 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:18,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:18,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:18,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:18,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:18,929 INFO L229 MonitoredProcess]: Starting monitored process 462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:18,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (462)] Waiting until timeout for monitored process [2024-11-09 00:59:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:20,068 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:20,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:20,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:20,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:20,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (462)] Ended with exit code 0 [2024-11-09 00:59:20,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:20,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:20,243 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:20,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:20,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:20,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:20,245 INFO L229 MonitoredProcess]: Starting monitored process 463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:20,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (463)] Waiting until timeout for monitored process [2024-11-09 00:59:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:21,384 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:21,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:21,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:21,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:21,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (463)] Ended with exit code 0 [2024-11-09 00:59:21,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:21,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:21,578 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:21,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:21,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:21,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:21,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:21,580 INFO L229 MonitoredProcess]: Starting monitored process 464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:21,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (464)] Waiting until timeout for monitored process [2024-11-09 00:59:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:22,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:22,839 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:22,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:23,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (464)] Ended with exit code 0 [2024-11-09 00:59:23,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:23,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:23,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:23,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:23,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:23,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:23,007 INFO L229 MonitoredProcess]: Starting monitored process 465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:23,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (465)] Waiting until timeout for monitored process [2024-11-09 00:59:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:24,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:24,175 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:24,176 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:24,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:24,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (465)] Ended with exit code 0 [2024-11-09 00:59:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:24,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:24,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:24,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:24,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:24,353 INFO L229 MonitoredProcess]: Starting monitored process 466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:24,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (466)] Waiting until timeout for monitored process [2024-11-09 00:59:25,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:25,549 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:25,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:25,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:25,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:25,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (466)] Ended with exit code 0 [2024-11-09 00:59:25,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:25,743 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:25,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:25,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:25,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:25,745 INFO L229 MonitoredProcess]: Starting monitored process 467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:25,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (467)] Waiting until timeout for monitored process [2024-11-09 00:59:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:26,889 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:26,909 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:26,909 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:27,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:27,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (467)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:27,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:27,081 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:27,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:27,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:27,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:27,083 INFO L229 MonitoredProcess]: Starting monitored process 468 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:27,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (468)] Waiting until timeout for monitored process [2024-11-09 00:59:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:28,233 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:28,251 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:28,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:28,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:28,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (468)] Ended with exit code 0 [2024-11-09 00:59:28,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:28,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:28,439 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:28,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:28,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:28,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:28,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:28,442 INFO L229 MonitoredProcess]: Starting monitored process 469 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:28,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (469)] Waiting until timeout for monitored process [2024-11-09 00:59:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:29,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:29,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:29,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:29,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:29,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (469)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:29,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:29,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:29,825 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:29,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:29,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:29,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:29,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:29,829 INFO L229 MonitoredProcess]: Starting monitored process 470 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:29,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (470)] Waiting until timeout for monitored process [2024-11-09 00:59:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:31,001 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:31,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:31,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:31,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:31,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (470)] Ended with exit code 0 [2024-11-09 00:59:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:31,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:31,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:31,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:31,205 INFO L229 MonitoredProcess]: Starting monitored process 471 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:31,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (471)] Waiting until timeout for monitored process [2024-11-09 00:59:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:32,176 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:32,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:32,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:32,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:32,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (471)] Ended with exit code 0 [2024-11-09 00:59:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:32,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:32,349 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:32,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:32,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:32,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:32,351 INFO L229 MonitoredProcess]: Starting monitored process 472 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:32,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (472)] Waiting until timeout for monitored process [2024-11-09 00:59:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:33,348 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:33,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:33,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:33,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:33,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (472)] Ended with exit code 0 [2024-11-09 00:59:33,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:33,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:33,510 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:33,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:33,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:33,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:33,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:33,512 INFO L229 MonitoredProcess]: Starting monitored process 473 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:33,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (473)] Waiting until timeout for monitored process [2024-11-09 00:59:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:34,424 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:34,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:34,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:34,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (473)] Ended with exit code 0 [2024-11-09 00:59:34,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:34,588 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:34,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:34,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:34,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:34,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:34,589 INFO L229 MonitoredProcess]: Starting monitored process 474 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:34,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (474)] Waiting until timeout for monitored process [2024-11-09 00:59:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:35,449 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:35,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:35,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:35,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:35,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (474)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:35,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:35,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:35,631 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:35,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:35,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:35,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:35,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:35,634 INFO L229 MonitoredProcess]: Starting monitored process 475 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:35,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (475)] Waiting until timeout for monitored process [2024-11-09 00:59:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:36,746 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:36,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:36,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:36,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:36,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (475)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:36,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:36,947 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:36,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:36,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:36,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:36,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:36,949 INFO L229 MonitoredProcess]: Starting monitored process 476 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:36,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (476)] Waiting until timeout for monitored process [2024-11-09 00:59:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:38,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:38,107 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:38,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:38,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (476)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:38,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:38,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:38,298 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:38,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:38,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:38,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:38,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:38,301 INFO L229 MonitoredProcess]: Starting monitored process 477 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:38,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (477)] Waiting until timeout for monitored process [2024-11-09 00:59:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:39,389 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:39,404 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:39,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:39,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (477)] Ended with exit code 0 [2024-11-09 00:59:39,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:39,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:39,607 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:39,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:39,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:39,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:39,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:39,610 INFO L229 MonitoredProcess]: Starting monitored process 478 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:39,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (478)] Waiting until timeout for monitored process [2024-11-09 00:59:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:40,721 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:40,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:40,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:40,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:40,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (478)] Ended with exit code 0 [2024-11-09 00:59:40,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:40,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:40,887 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:40,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:40,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:40,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:40,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:40,889 INFO L229 MonitoredProcess]: Starting monitored process 479 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:40,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (479)] Waiting until timeout for monitored process [2024-11-09 00:59:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:41,848 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:41,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:41,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:42,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:42,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (479)] Ended with exit code 0 [2024-11-09 00:59:42,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:42,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:42,015 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:42,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:42,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:42,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:42,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:42,016 INFO L229 MonitoredProcess]: Starting monitored process 480 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:42,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (480)] Waiting until timeout for monitored process [2024-11-09 00:59:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:43,095 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:43,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:43,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:43,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:43,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (480)] Ended with exit code 0 [2024-11-09 00:59:43,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:43,252 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:43,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:43,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:43,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:43,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:43,253 INFO L229 MonitoredProcess]: Starting monitored process 481 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:43,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (481)] Waiting until timeout for monitored process [2024-11-09 00:59:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:44,154 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:44,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:44,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:44,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:44,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (481)] Ended with exit code 0 [2024-11-09 00:59:44,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:44,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:44,317 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:44,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:44,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:44,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:44,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:44,318 INFO L229 MonitoredProcess]: Starting monitored process 482 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:44,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (482)] Waiting until timeout for monitored process [2024-11-09 00:59:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:45,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:45,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:45,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:45,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:45,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (482)] Ended with exit code 0 [2024-11-09 00:59:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:45,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:45,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:45,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:45,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:45,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:45,383 INFO L229 MonitoredProcess]: Starting monitored process 483 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:45,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (483)] Waiting until timeout for monitored process [2024-11-09 00:59:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:46,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:46,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:46,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:46,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (483)] Ended with exit code 0 [2024-11-09 00:59:46,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:46,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:46,393 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:46,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:46,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:46,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:46,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:46,394 INFO L229 MonitoredProcess]: Starting monitored process 484 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:46,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (484)] Waiting until timeout for monitored process [2024-11-09 00:59:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:47,275 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:47,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:47,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:47,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (484)] Ended with exit code 0 [2024-11-09 00:59:47,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:47,437 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:47,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:47,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:47,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:47,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:47,440 INFO L229 MonitoredProcess]: Starting monitored process 485 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:47,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (485)] Waiting until timeout for monitored process [2024-11-09 00:59:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:48,357 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:48,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:48,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:48,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (485)] Ended with exit code 0 [2024-11-09 00:59:48,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:48,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:48,512 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:48,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:48,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:48,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:48,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:48,513 INFO L229 MonitoredProcess]: Starting monitored process 486 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:48,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (486)] Waiting until timeout for monitored process [2024-11-09 00:59:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:49,447 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:49,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:49,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:49,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (486)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:49,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:49,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:49,616 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:49,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:49,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:49,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:49,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:49,617 INFO L229 MonitoredProcess]: Starting monitored process 487 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:49,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (487)] Waiting until timeout for monitored process [2024-11-09 00:59:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:50,548 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:50,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:50,564 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:50,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (487)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:50,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:50,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:50,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:50,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:50,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:50,720 INFO L229 MonitoredProcess]: Starting monitored process 488 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:50,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (488)] Waiting until timeout for monitored process [2024-11-09 00:59:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:51,691 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:51,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:51,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:51,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (488)] Ended with exit code 0 [2024-11-09 00:59:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:51,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:51,855 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:51,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:51,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:51,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:51,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:51,858 INFO L229 MonitoredProcess]: Starting monitored process 489 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:51,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (489)] Waiting until timeout for monitored process [2024-11-09 00:59:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:52,885 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:52,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:52,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:53,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (489)] Ended with exit code 0 [2024-11-09 00:59:53,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:53,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:53,046 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:53,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:53,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:53,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:53,047 INFO L229 MonitoredProcess]: Starting monitored process 490 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:53,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (490)] Waiting until timeout for monitored process [2024-11-09 00:59:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:53,955 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:53,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:53,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:54,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (490)] Ended with exit code 0 [2024-11-09 00:59:54,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:54,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:54,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:54,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:54,150 INFO L229 MonitoredProcess]: Starting monitored process 491 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:54,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (491)] Waiting until timeout for monitored process [2024-11-09 00:59:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:55,057 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:55,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:55,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:55,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:55,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (491)] Ended with exit code 0 [2024-11-09 00:59:55,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:55,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:55,214 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:55,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:55,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:55,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:55,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:55,216 INFO L229 MonitoredProcess]: Starting monitored process 492 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:55,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (492)] Waiting until timeout for monitored process [2024-11-09 00:59:56,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:56,124 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:56,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:56,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:56,139 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:56,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:56,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (492)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:56,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:56,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:56,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:56,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:56,277 INFO L229 MonitoredProcess]: Starting monitored process 493 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:56,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (493)] Waiting until timeout for monitored process [2024-11-09 00:59:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:57,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:57,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:57,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:57,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (493)] Ended with exit code 0 [2024-11-09 00:59:57,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:57,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:57,427 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:57,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:57,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:57,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:57,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:57,429 INFO L229 MonitoredProcess]: Starting monitored process 494 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:57,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (494)] Waiting until timeout for monitored process [2024-11-09 00:59:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:58,324 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:58,339 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:58,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:58,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (494)] Ended with exit code 0 [2024-11-09 00:59:58,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:58,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:58,479 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:58,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:58,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:58,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:58,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:58,481 INFO L229 MonitoredProcess]: Starting monitored process 495 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:58,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (495)] Waiting until timeout for monitored process [2024-11-09 00:59:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:59,362 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:59,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:59,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:59,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:59:59,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (495)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:59,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 00:59:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:59:59,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:59:59,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:59,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:59,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:59,512 INFO L229 MonitoredProcess]: Starting monitored process 496 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:59,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (496)] Waiting until timeout for monitored process [2024-11-09 01:00:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:00,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:00,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:00,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:00,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:00,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (496)] Ended with exit code 0 [2024-11-09 01:00:00,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:00,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:00,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:00,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:00,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:00,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:00,656 INFO L229 MonitoredProcess]: Starting monitored process 497 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:00,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (497)] Waiting until timeout for monitored process [2024-11-09 01:00:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:01,557 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:01,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:01,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:01,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:01,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (497)] Ended with exit code 0 [2024-11-09 01:00:01,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:01,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:01,713 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:01,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:01,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:01,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:01,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:01,715 INFO L229 MonitoredProcess]: Starting monitored process 498 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:01,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (498)] Waiting until timeout for monitored process [2024-11-09 01:00:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:02,700 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:02,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:02,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:02,857 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:02,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (498)] Ended with exit code 0 [2024-11-09 01:00:02,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:02,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:02,867 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:02,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:02,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:02,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:02,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:02,868 INFO L229 MonitoredProcess]: Starting monitored process 499 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:02,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (499)] Waiting until timeout for monitored process [2024-11-09 01:00:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:03,751 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:03,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:03,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:03,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:03,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (499)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:03,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:03,905 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:03,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:03,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:03,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:03,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:03,906 INFO L229 MonitoredProcess]: Starting monitored process 500 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:03,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (500)] Waiting until timeout for monitored process [2024-11-09 01:00:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:04,826 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:04,841 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:04,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:04,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:04,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (500)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:04,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:04,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:04,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:04,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:04,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:04,985 INFO L229 MonitoredProcess]: Starting monitored process 501 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:04,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (501)] Waiting until timeout for monitored process [2024-11-09 01:00:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:05,885 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:05,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:05,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:06,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:06,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (501)] Ended with exit code 0 [2024-11-09 01:00:06,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:06,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:06,038 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:06,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:06,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:06,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:06,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:06,040 INFO L229 MonitoredProcess]: Starting monitored process 502 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:06,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (502)] Waiting until timeout for monitored process [2024-11-09 01:00:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:06,915 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:06,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:06,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:07,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (502)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:07,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:07,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:07,065 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:07,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:07,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:07,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:07,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:07,067 INFO L229 MonitoredProcess]: Starting monitored process 503 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:07,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (503)] Waiting until timeout for monitored process [2024-11-09 01:00:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:07,961 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:07,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:07,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:08,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:08,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (503)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:08,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:08,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:08,115 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:08,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:08,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:08,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:08,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:08,118 INFO L229 MonitoredProcess]: Starting monitored process 504 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:08,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (504)] Waiting until timeout for monitored process [2024-11-09 01:00:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:09,026 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:09,041 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:09,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:09,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:09,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (504)] Ended with exit code 0 [2024-11-09 01:00:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:09,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:09,178 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:09,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:09,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:09,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:09,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:09,179 INFO L229 MonitoredProcess]: Starting monitored process 505 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:09,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (505)] Waiting until timeout for monitored process [2024-11-09 01:00:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:10,079 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:10,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:10,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:10,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:10,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (505)] Ended with exit code 0 [2024-11-09 01:00:10,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:10,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:10,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:10,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:10,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:10,267 INFO L229 MonitoredProcess]: Starting monitored process 506 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:10,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (506)] Waiting until timeout for monitored process [2024-11-09 01:00:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:11,155 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:11,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:11,170 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:11,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:11,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (506)] Ended with exit code 0 [2024-11-09 01:00:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:11,315 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:11,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:11,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:11,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:11,318 INFO L229 MonitoredProcess]: Starting monitored process 507 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:11,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (507)] Waiting until timeout for monitored process [2024-11-09 01:00:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:12,211 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:12,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:12,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:12,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (507)] Ended with exit code 0 [2024-11-09 01:00:12,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:12,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:12,363 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:12,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:12,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:12,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:12,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:12,365 INFO L229 MonitoredProcess]: Starting monitored process 508 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:12,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (508)] Waiting until timeout for monitored process [2024-11-09 01:00:13,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:13,282 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:13,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:13,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:13,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:13,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (508)] Ended with exit code 0 [2024-11-09 01:00:13,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:13,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:13,428 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:13,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:13,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:13,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:13,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:13,429 INFO L229 MonitoredProcess]: Starting monitored process 509 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:13,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (509)] Waiting until timeout for monitored process [2024-11-09 01:00:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:14,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:14,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:14,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:14,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (509)] Ended with exit code 0 [2024-11-09 01:00:14,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:14,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:14,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:14,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:14,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:14,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:14,486 INFO L229 MonitoredProcess]: Starting monitored process 510 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:14,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (510)] Waiting until timeout for monitored process [2024-11-09 01:00:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:15,399 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:15,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:15,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:15,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:15,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (510)] Ended with exit code 0 [2024-11-09 01:00:15,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:15,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:15,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:15,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:15,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:15,563 INFO L229 MonitoredProcess]: Starting monitored process 511 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:15,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (511)] Waiting until timeout for monitored process [2024-11-09 01:00:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:16,453 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:16,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:16,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:16,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:16,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (511)] Ended with exit code 0 [2024-11-09 01:00:16,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:16,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:16,603 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:16,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:16,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:16,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:16,609 INFO L229 MonitoredProcess]: Starting monitored process 512 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:16,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (512)] Waiting until timeout for monitored process [2024-11-09 01:00:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:17,502 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:17,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:17,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:17,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (512)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:17,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:17,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:17,676 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:17,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:17,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:17,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:17,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:17,680 INFO L229 MonitoredProcess]: Starting monitored process 513 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:17,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (513)] Waiting until timeout for monitored process [2024-11-09 01:00:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:18,557 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:18,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:18,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:18,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:18,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (513)] Ended with exit code 0 [2024-11-09 01:00:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:18,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:18,708 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:18,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:18,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:18,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:18,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:18,710 INFO L229 MonitoredProcess]: Starting monitored process 514 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:18,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (514)] Waiting until timeout for monitored process [2024-11-09 01:00:19,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:19,620 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:19,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:19,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:19,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (514)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:19,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:19,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:19,772 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:19,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:19,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:19,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:19,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:19,774 INFO L229 MonitoredProcess]: Starting monitored process 515 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:19,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (515)] Waiting until timeout for monitored process [2024-11-09 01:00:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:20,691 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:20,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:20,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:20,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:20,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (515)] Ended with exit code 0 [2024-11-09 01:00:20,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:20,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:20,839 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:20,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:20,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:20,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:20,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:20,842 INFO L229 MonitoredProcess]: Starting monitored process 516 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:20,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (516)] Waiting until timeout for monitored process [2024-11-09 01:00:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:21,728 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:21,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:21,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:21,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:21,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (516)] Ended with exit code 0 [2024-11-09 01:00:21,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:21,880 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:21,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:21,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:21,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:21,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:21,881 INFO L229 MonitoredProcess]: Starting monitored process 517 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:21,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (517)] Waiting until timeout for monitored process [2024-11-09 01:00:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:22,827 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:22,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:22,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:22,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:22,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (517)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:22,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:22,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:22,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:22,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:22,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:22,991 INFO L229 MonitoredProcess]: Starting monitored process 518 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:22,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (518)] Waiting until timeout for monitored process [2024-11-09 01:00:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:23,869 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:23,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:23,885 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:24,014 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:24,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (518)] Ended with exit code 0 [2024-11-09 01:00:24,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:24,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:24,024 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:24,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:24,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:24,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:24,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:24,025 INFO L229 MonitoredProcess]: Starting monitored process 519 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:24,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (519)] Waiting until timeout for monitored process [2024-11-09 01:00:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:24,914 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:24,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:24,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:25,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (519)] Ended with exit code 0 [2024-11-09 01:00:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:25,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:25,062 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:25,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:25,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:25,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:25,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:25,063 INFO L229 MonitoredProcess]: Starting monitored process 520 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:25,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (520)] Waiting until timeout for monitored process [2024-11-09 01:00:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:25,948 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:25,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:25,963 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:26,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:26,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (520)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:26,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:26,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:26,096 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:26,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:26,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:26,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:26,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:26,097 INFO L229 MonitoredProcess]: Starting monitored process 521 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:26,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (521)] Waiting until timeout for monitored process [2024-11-09 01:00:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:26,982 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:26,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:26,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:27,121 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:27,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (521)] Ended with exit code 0 [2024-11-09 01:00:27,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:27,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:27,130 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:27,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:27,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:27,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:27,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:27,132 INFO L229 MonitoredProcess]: Starting monitored process 522 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:27,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (522)] Waiting until timeout for monitored process [2024-11-09 01:00:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:28,024 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:28,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:28,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:28,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:28,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (522)] Ended with exit code 0 [2024-11-09 01:00:28,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:28,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:28,171 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:28,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:28,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:28,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:28,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:28,173 INFO L229 MonitoredProcess]: Starting monitored process 523 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:28,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (523)] Waiting until timeout for monitored process [2024-11-09 01:00:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:29,058 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:29,073 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:29,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:29,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:29,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (523)] Ended with exit code 0 [2024-11-09 01:00:29,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:29,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:29,203 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:29,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:29,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:29,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:29,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:29,204 INFO L229 MonitoredProcess]: Starting monitored process 524 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:29,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (524)] Waiting until timeout for monitored process [2024-11-09 01:00:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:30,131 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:30,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:30,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:30,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:30,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (524)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:30,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:30,319 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:30,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:30,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:30,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:30,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:30,320 INFO L229 MonitoredProcess]: Starting monitored process 525 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:30,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (525)] Waiting until timeout for monitored process [2024-11-09 01:00:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:31,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:31,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:31,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:31,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:31,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (525)] Ended with exit code 0 [2024-11-09 01:00:31,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:31,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:31,407 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:31,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:31,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:31,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:31,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:31,408 INFO L229 MonitoredProcess]: Starting monitored process 526 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:31,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (526)] Waiting until timeout for monitored process [2024-11-09 01:00:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:32,294 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:32,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:32,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:32,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:32,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (526)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:32,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:32,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:32,440 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:32,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:32,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:32,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:32,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:32,441 INFO L229 MonitoredProcess]: Starting monitored process 527 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:32,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (527)] Waiting until timeout for monitored process [2024-11-09 01:00:33,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:33,346 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:33,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:33,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:33,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:33,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (527)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:33,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:33,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:33,494 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:33,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:33,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:33,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:33,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:33,496 INFO L229 MonitoredProcess]: Starting monitored process 528 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:33,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (528)] Waiting until timeout for monitored process [2024-11-09 01:00:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:34,374 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:34,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:34,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:34,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (528)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:34,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:34,518 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:34,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:34,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:34,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:34,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:34,519 INFO L229 MonitoredProcess]: Starting monitored process 529 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:34,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (529)] Waiting until timeout for monitored process [2024-11-09 01:00:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:35,404 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:35,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:35,420 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:35,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:35,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (529)] Ended with exit code 0 [2024-11-09 01:00:35,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:35,563 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:35,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:35,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:35,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:35,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:35,564 INFO L229 MonitoredProcess]: Starting monitored process 530 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:35,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (530)] Waiting until timeout for monitored process [2024-11-09 01:00:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:36,448 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:36,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:36,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:36,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:36,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (530)] Ended with exit code 0 [2024-11-09 01:00:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:36,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:36,592 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:36,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:36,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:36,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:36,594 INFO L229 MonitoredProcess]: Starting monitored process 531 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:36,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (531)] Waiting until timeout for monitored process [2024-11-09 01:00:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:37,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:37,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:37,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:37,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:37,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (531)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:37,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:37,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:37,629 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:37,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:37,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:37,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:37,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:37,632 INFO L229 MonitoredProcess]: Starting monitored process 532 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:37,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (532)] Waiting until timeout for monitored process [2024-11-09 01:00:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:38,576 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:38,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:38,591 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:38,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:38,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (532)] Ended with exit code 0 [2024-11-09 01:00:38,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:38,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:38,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:38,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:38,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:38,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:38,726 INFO L229 MonitoredProcess]: Starting monitored process 533 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:38,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (533)] Waiting until timeout for monitored process [2024-11-09 01:00:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:39,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:39,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:39,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:39,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:39,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (533)] Ended with exit code 0 [2024-11-09 01:00:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:39,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:39,777 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:39,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:39,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:39,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:39,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:39,778 INFO L229 MonitoredProcess]: Starting monitored process 534 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:39,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (534)] Waiting until timeout for monitored process [2024-11-09 01:00:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:40,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:40,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:40,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:40,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (534)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:40,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:40,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:40,853 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:40,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:40,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:40,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:40,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:40,854 INFO L229 MonitoredProcess]: Starting monitored process 535 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:40,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (535)] Waiting until timeout for monitored process [2024-11-09 01:00:41,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:41,790 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:41,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:41,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:41,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:41,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (535)] Ended with exit code 0 [2024-11-09 01:00:41,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:41,939 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:41,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:41,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:41,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:41,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:41,940 INFO L229 MonitoredProcess]: Starting monitored process 536 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:41,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (536)] Waiting until timeout for monitored process [2024-11-09 01:00:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:42,897 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:42,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:42,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:43,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:43,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (536)] Ended with exit code 0 [2024-11-09 01:00:43,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:43,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:43,051 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:43,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:43,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:43,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:43,052 INFO L229 MonitoredProcess]: Starting monitored process 537 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:43,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (537)] Waiting until timeout for monitored process [2024-11-09 01:00:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:44,076 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:44,090 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:44,091 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:44,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:44,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (537)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:44,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:44,221 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:44,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:44,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:44,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:44,222 INFO L229 MonitoredProcess]: Starting monitored process 538 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:44,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (538)] Waiting until timeout for monitored process [2024-11-09 01:00:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:45,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:45,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:45,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:45,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:45,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (538)] Ended with exit code 0 [2024-11-09 01:00:45,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:45,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:45,270 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:45,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:45,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:45,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:45,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:45,272 INFO L229 MonitoredProcess]: Starting monitored process 539 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:45,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (539)] Waiting until timeout for monitored process [2024-11-09 01:00:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:46,162 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:46,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:46,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:46,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (539)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:46,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:46,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:46,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:46,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:46,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:46,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:46,320 INFO L229 MonitoredProcess]: Starting monitored process 540 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:46,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (540)] Waiting until timeout for monitored process [2024-11-09 01:00:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:47,228 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:47,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:47,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:47,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:47,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (540)] Ended with exit code 0 [2024-11-09 01:00:47,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:47,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:47,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:47,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:47,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:47,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:47,379 INFO L229 MonitoredProcess]: Starting monitored process 541 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:47,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (541)] Waiting until timeout for monitored process [2024-11-09 01:00:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:48,272 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:48,286 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:48,287 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:48,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (541)] Ended with exit code 0 [2024-11-09 01:00:48,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:48,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:48,419 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:48,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:48,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:48,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:48,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:48,420 INFO L229 MonitoredProcess]: Starting monitored process 542 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:48,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (542)] Waiting until timeout for monitored process [2024-11-09 01:00:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:49,327 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:49,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:49,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:49,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:49,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (542)] Ended with exit code 0 [2024-11-09 01:00:49,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:49,476 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:49,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:49,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:49,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:49,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:49,477 INFO L229 MonitoredProcess]: Starting monitored process 543 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:49,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (543)] Waiting until timeout for monitored process [2024-11-09 01:00:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:50,429 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:50,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:50,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:50,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:50,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (543)] Ended with exit code 0 [2024-11-09 01:00:50,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:50,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:50,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:50,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:50,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:50,582 INFO L229 MonitoredProcess]: Starting monitored process 544 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:50,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (544)] Waiting until timeout for monitored process [2024-11-09 01:00:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:51,498 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:51,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:51,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:51,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (544)] Ended with exit code 0 [2024-11-09 01:00:51,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:51,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:51,655 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:51,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:51,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:51,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:51,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:51,656 INFO L229 MonitoredProcess]: Starting monitored process 545 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:51,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (545)] Waiting until timeout for monitored process [2024-11-09 01:00:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:52,653 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:52,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:52,671 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:52,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:52,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (545)] Ended with exit code 0 [2024-11-09 01:00:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:52,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:52,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:52,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:52,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:52,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:52,828 INFO L229 MonitoredProcess]: Starting monitored process 546 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:52,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (546)] Waiting until timeout for monitored process [2024-11-09 01:00:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:53,849 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:53,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:53,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:54,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:54,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (546)] Ended with exit code 0 [2024-11-09 01:00:54,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:54,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:54,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:54,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:54,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:54,069 INFO L229 MonitoredProcess]: Starting monitored process 547 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:54,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (547)] Waiting until timeout for monitored process [2024-11-09 01:00:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:55,041 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:55,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:55,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:55,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:55,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (547)] Ended with exit code 0 [2024-11-09 01:00:55,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:55,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:55,208 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:55,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:55,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:55,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:55,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:55,209 INFO L229 MonitoredProcess]: Starting monitored process 548 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:55,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (548)] Waiting until timeout for monitored process [2024-11-09 01:00:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:56,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:56,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:56,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:56,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:56,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (548)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:56,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:56,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:56,385 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:56,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:56,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:56,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:56,386 INFO L229 MonitoredProcess]: Starting monitored process 549 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:56,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (549)] Waiting until timeout for monitored process [2024-11-09 01:00:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:57,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:57,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:57,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:57,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:57,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (549)] Ended with exit code 0 [2024-11-09 01:00:57,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:57,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:57,602 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:57,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:57,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:57,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:57,603 INFO L229 MonitoredProcess]: Starting monitored process 550 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:57,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (550)] Waiting until timeout for monitored process [2024-11-09 01:00:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:58,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:58,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:58,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:58,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:58,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (550)] Forceful destruction successful, exit code 0 [2024-11-09 01:00:58,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:58,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:58,722 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:58,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:58,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:58,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:58,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:58,723 INFO L229 MonitoredProcess]: Starting monitored process 551 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:58,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (551)] Waiting until timeout for monitored process [2024-11-09 01:00:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:59,696 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:00:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:00:59,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:00:59,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:00:59,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:00:59,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (551)] Ended with exit code 0 [2024-11-09 01:00:59,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:59,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:00:59,853 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:00:59,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:00:59,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:00:59,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:00:59,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:00:59,854 INFO L229 MonitoredProcess]: Starting monitored process 552 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:00:59,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (552)] Waiting until timeout for monitored process [2024-11-09 01:01:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:00,874 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:00,889 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:00,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:01,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (552)] Ended with exit code 0 [2024-11-09 01:01:01,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:01,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:01,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:01,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:01,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:01,050 INFO L229 MonitoredProcess]: Starting monitored process 553 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:01,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (553)] Waiting until timeout for monitored process [2024-11-09 01:01:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:02,068 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:02,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:02,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:02,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:02,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (553)] Ended with exit code 0 [2024-11-09 01:01:02,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:02,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:02,223 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:02,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:02,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:02,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:02,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:02,225 INFO L229 MonitoredProcess]: Starting monitored process 554 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:02,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (554)] Waiting until timeout for monitored process [2024-11-09 01:01:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:03,466 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:03,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:03,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:03,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:03,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (554)] Ended with exit code 0 [2024-11-09 01:01:03,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:03,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:03,691 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:03,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:03,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:03,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:03,693 INFO L229 MonitoredProcess]: Starting monitored process 555 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:03,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (555)] Waiting until timeout for monitored process [2024-11-09 01:01:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:04,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:04,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:04,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:04,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:04,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (555)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:04,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:04,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:04,992 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:04,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:04,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:04,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:04,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:04,993 INFO L229 MonitoredProcess]: Starting monitored process 556 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:04,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (556)] Waiting until timeout for monitored process [2024-11-09 01:01:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:05,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:06,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:06,012 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:06,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (556)] Ended with exit code 0 [2024-11-09 01:01:06,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:06,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:06,167 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:06,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:06,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:06,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:06,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:06,168 INFO L229 MonitoredProcess]: Starting monitored process 557 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:06,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (557)] Waiting until timeout for monitored process [2024-11-09 01:01:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:07,154 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:07,168 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:07,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:07,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:07,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (557)] Ended with exit code 0 [2024-11-09 01:01:07,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:07,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:07,308 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:07,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:07,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:07,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:07,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:07,309 INFO L229 MonitoredProcess]: Starting monitored process 558 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:07,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (558)] Waiting until timeout for monitored process [2024-11-09 01:01:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:08,369 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:08,386 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:08,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:08,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:08,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (558)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:08,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:08,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:08,541 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:08,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:08,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:08,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:08,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:08,542 INFO L229 MonitoredProcess]: Starting monitored process 559 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:08,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (559)] Waiting until timeout for monitored process [2024-11-09 01:01:09,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:09,445 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:09,460 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:09,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:09,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:09,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (559)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:09,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:09,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:09,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:09,589 INFO L229 MonitoredProcess]: Starting monitored process 560 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:09,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (560)] Waiting until timeout for monitored process [2024-11-09 01:01:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:10,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:10,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:10,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:10,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:10,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (560)] Ended with exit code 0 [2024-11-09 01:01:10,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:10,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:10,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:10,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:10,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:10,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:10,833 INFO L229 MonitoredProcess]: Starting monitored process 561 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:10,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (561)] Waiting until timeout for monitored process [2024-11-09 01:01:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:11,768 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:11,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:11,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:11,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:11,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (561)] Ended with exit code 0 [2024-11-09 01:01:11,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:11,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:11,916 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:11,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:11,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:11,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:11,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:11,918 INFO L229 MonitoredProcess]: Starting monitored process 562 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:11,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (562)] Waiting until timeout for monitored process [2024-11-09 01:01:12,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:12,946 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:12,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:12,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:13,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:13,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (562)] Ended with exit code 0 [2024-11-09 01:01:13,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:13,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:13,097 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:13,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:13,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:13,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:13,098 INFO L229 MonitoredProcess]: Starting monitored process 563 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:13,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (563)] Waiting until timeout for monitored process [2024-11-09 01:01:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:14,192 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:14,208 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:14,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:14,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:14,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (563)] Ended with exit code 0 [2024-11-09 01:01:14,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:14,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:14,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:14,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:14,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:14,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:14,352 INFO L229 MonitoredProcess]: Starting monitored process 564 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:14,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (564)] Waiting until timeout for monitored process [2024-11-09 01:01:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:15,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:15,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:15,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:15,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (564)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:15,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:15,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:15,482 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:15,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:15,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:15,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:15,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:15,483 INFO L229 MonitoredProcess]: Starting monitored process 565 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:15,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (565)] Waiting until timeout for monitored process [2024-11-09 01:01:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:16,545 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:16,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:16,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:16,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:16,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (565)] Ended with exit code 0 [2024-11-09 01:01:16,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:16,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:16,718 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:16,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:16,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:16,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:16,721 INFO L229 MonitoredProcess]: Starting monitored process 566 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:16,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (566)] Waiting until timeout for monitored process [2024-11-09 01:01:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:17,689 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:17,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:17,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:17,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (566)] Ended with exit code 0 [2024-11-09 01:01:17,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:17,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:17,854 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:17,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:17,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:17,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:17,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:17,856 INFO L229 MonitoredProcess]: Starting monitored process 567 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:17,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (567)] Waiting until timeout for monitored process [2024-11-09 01:01:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:18,887 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:18,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:18,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:19,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:19,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (567)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:19,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:19,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:19,042 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:19,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:19,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:19,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:19,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:19,044 INFO L229 MonitoredProcess]: Starting monitored process 568 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:19,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (568)] Waiting until timeout for monitored process [2024-11-09 01:01:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:20,002 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:20,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:20,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:20,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:20,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (568)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:20,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:20,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:20,158 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:20,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:20,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:20,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:20,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:20,159 INFO L229 MonitoredProcess]: Starting monitored process 569 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:20,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (569)] Waiting until timeout for monitored process [2024-11-09 01:01:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:21,141 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:21,155 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:21,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:21,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:21,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (569)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:21,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:21,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:21,294 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:21,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:21,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:21,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:21,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:21,295 INFO L229 MonitoredProcess]: Starting monitored process 570 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:21,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (570)] Waiting until timeout for monitored process [2024-11-09 01:01:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:22,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:22,261 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:22,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:22,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:22,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (570)] Ended with exit code 0 [2024-11-09 01:01:22,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:22,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:22,398 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:22,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:22,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:22,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:22,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:22,400 INFO L229 MonitoredProcess]: Starting monitored process 571 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:22,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (571)] Waiting until timeout for monitored process [2024-11-09 01:01:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:23,409 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:23,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:23,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:23,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:23,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (571)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:23,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:23,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:23,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:23,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:23,581 INFO L229 MonitoredProcess]: Starting monitored process 572 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:23,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (572)] Waiting until timeout for monitored process [2024-11-09 01:01:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:24,619 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:24,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:24,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:24,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (572)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:24,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:24,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:24,773 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:24,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:24,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:24,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:24,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:24,774 INFO L229 MonitoredProcess]: Starting monitored process 573 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:24,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (573)] Waiting until timeout for monitored process [2024-11-09 01:01:25,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:25,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:25,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:25,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:25,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:25,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (573)] Ended with exit code 0 [2024-11-09 01:01:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:25,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:25,997 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:25,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:25,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:25,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:25,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:25,998 INFO L229 MonitoredProcess]: Starting monitored process 574 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:25,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (574)] Waiting until timeout for monitored process [2024-11-09 01:01:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:27,046 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:27,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:27,062 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:27,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:27,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (574)] Ended with exit code 0 [2024-11-09 01:01:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:27,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:27,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:27,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:27,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:27,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:27,200 INFO L229 MonitoredProcess]: Starting monitored process 575 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:27,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (575)] Waiting until timeout for monitored process [2024-11-09 01:01:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:28,150 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:28,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:28,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:28,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:28,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (575)] Ended with exit code 0 [2024-11-09 01:01:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:28,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:28,311 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:28,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:28,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:28,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:28,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:28,313 INFO L229 MonitoredProcess]: Starting monitored process 576 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:28,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (576)] Waiting until timeout for monitored process [2024-11-09 01:01:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:29,321 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:29,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:29,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:29,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:29,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (576)] Ended with exit code 0 [2024-11-09 01:01:29,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:29,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:29,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:29,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:29,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:29,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:29,488 INFO L229 MonitoredProcess]: Starting monitored process 577 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:29,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (577)] Waiting until timeout for monitored process [2024-11-09 01:01:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:30,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:30,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:30,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:30,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:30,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (577)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:30,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:30,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:30,666 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:30,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:30,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:30,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:30,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:30,668 INFO L229 MonitoredProcess]: Starting monitored process 578 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:30,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (578)] Waiting until timeout for monitored process [2024-11-09 01:01:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:31,631 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:31,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:31,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:31,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:31,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (578)] Ended with exit code 0 [2024-11-09 01:01:31,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:31,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:31,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:31,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:31,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:31,788 INFO L229 MonitoredProcess]: Starting monitored process 579 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:31,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (579)] Waiting until timeout for monitored process [2024-11-09 01:01:32,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:32,943 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:32,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:32,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:33,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:33,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (579)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:33,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:33,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:33,100 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:33,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:33,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:33,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:33,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:33,101 INFO L229 MonitoredProcess]: Starting monitored process 580 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:33,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (580)] Waiting until timeout for monitored process [2024-11-09 01:01:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:34,089 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:34,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:34,109 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:34,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:34,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (580)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:34,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:34,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:34,258 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:34,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:34,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:34,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:34,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:34,259 INFO L229 MonitoredProcess]: Starting monitored process 581 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:34,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (581)] Waiting until timeout for monitored process [2024-11-09 01:01:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:35,281 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:35,296 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:35,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:35,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:35,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (581)] Ended with exit code 0 [2024-11-09 01:01:35,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:35,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:35,448 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:35,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:35,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:35,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:35,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:35,450 INFO L229 MonitoredProcess]: Starting monitored process 582 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:35,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (582)] Waiting until timeout for monitored process [2024-11-09 01:01:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:36,402 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:36,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:36,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:36,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:36,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (582)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:36,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:36,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:36,565 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:36,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:36,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:36,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:36,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:36,566 INFO L229 MonitoredProcess]: Starting monitored process 583 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:36,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (583)] Waiting until timeout for monitored process [2024-11-09 01:01:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:37,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:37,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:37,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:37,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:37,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (583)] Ended with exit code 0 [2024-11-09 01:01:37,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:37,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:37,664 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:37,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:37,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:37,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:37,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:37,665 INFO L229 MonitoredProcess]: Starting monitored process 584 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:37,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (584)] Waiting until timeout for monitored process [2024-11-09 01:01:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:38,789 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:38,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:38,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:38,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:38,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (584)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:38,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:38,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:38,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:38,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:38,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:38,942 INFO L229 MonitoredProcess]: Starting monitored process 585 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:38,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (585)] Waiting until timeout for monitored process [2024-11-09 01:01:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:39,961 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:39,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:39,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:40,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (585)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:40,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:40,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:40,115 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:40,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:40,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:40,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:40,116 INFO L229 MonitoredProcess]: Starting monitored process 586 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:40,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (586)] Waiting until timeout for monitored process [2024-11-09 01:01:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:41,105 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:41,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:41,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:41,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:41,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (586)] Ended with exit code 0 [2024-11-09 01:01:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:41,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:41,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:41,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:41,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:41,250 INFO L229 MonitoredProcess]: Starting monitored process 587 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:41,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (587)] Waiting until timeout for monitored process [2024-11-09 01:01:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:42,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:42,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:42,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:42,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (587)] Ended with exit code 0 [2024-11-09 01:01:42,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:42,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:42,497 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:42,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:42,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:42,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:42,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:42,498 INFO L229 MonitoredProcess]: Starting monitored process 588 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:42,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (588)] Waiting until timeout for monitored process [2024-11-09 01:01:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:43,471 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:43,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:43,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:43,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (588)] Ended with exit code 0 [2024-11-09 01:01:43,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:43,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:43,620 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:43,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:43,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:43,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:43,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:43,621 INFO L229 MonitoredProcess]: Starting monitored process 589 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:43,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (589)] Waiting until timeout for monitored process [2024-11-09 01:01:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:44,708 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:44,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:44,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:44,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:44,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (589)] Ended with exit code 0 [2024-11-09 01:01:44,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:44,865 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:44,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:44,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:44,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:44,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:44,867 INFO L229 MonitoredProcess]: Starting monitored process 590 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:44,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (590)] Waiting until timeout for monitored process [2024-11-09 01:01:45,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:45,838 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:45,854 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:45,855 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:45,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:45,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (590)] Ended with exit code 0 [2024-11-09 01:01:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:45,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:45,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:45,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:45,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:45,997 INFO L229 MonitoredProcess]: Starting monitored process 591 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:45,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (591)] Waiting until timeout for monitored process [2024-11-09 01:01:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:47,068 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:47,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:47,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:47,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (591)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:47,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:47,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:47,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:47,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:47,228 INFO L229 MonitoredProcess]: Starting monitored process 592 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:47,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (592)] Waiting until timeout for monitored process [2024-11-09 01:01:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:48,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:48,319 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:48,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:48,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:48,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (592)] Ended with exit code 0 [2024-11-09 01:01:48,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:48,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:48,472 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:48,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:48,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:48,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:48,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:48,475 INFO L229 MonitoredProcess]: Starting monitored process 593 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:48,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (593)] Waiting until timeout for monitored process [2024-11-09 01:01:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:49,531 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:49,549 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:49,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:49,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:49,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (593)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:49,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:49,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:49,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:49,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:49,699 INFO L229 MonitoredProcess]: Starting monitored process 594 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:49,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (594)] Waiting until timeout for monitored process [2024-11-09 01:01:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:50,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:50,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:50,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:50,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (594)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:50,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:50,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:50,994 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:50,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:50,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:50,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:50,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:50,995 INFO L229 MonitoredProcess]: Starting monitored process 595 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:50,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (595)] Waiting until timeout for monitored process [2024-11-09 01:01:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:52,025 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:52,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:52,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:52,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:52,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (595)] Ended with exit code 0 [2024-11-09 01:01:52,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:52,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:52,194 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:52,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:52,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:52,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:52,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:52,195 INFO L229 MonitoredProcess]: Starting monitored process 596 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:52,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (596)] Waiting until timeout for monitored process [2024-11-09 01:01:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:53,401 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:53,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:53,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:53,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:53,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (596)] Ended with exit code 0 [2024-11-09 01:01:53,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:53,561 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:53,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:53,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:53,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:53,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:53,562 INFO L229 MonitoredProcess]: Starting monitored process 597 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:53,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (597)] Waiting until timeout for monitored process [2024-11-09 01:01:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:54,694 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:54,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:54,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:54,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:54,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (597)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:54,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:54,856 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:54,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:54,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:54,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:54,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:54,858 INFO L229 MonitoredProcess]: Starting monitored process 598 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:54,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (598)] Waiting until timeout for monitored process [2024-11-09 01:01:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:55,834 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:55,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:55,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:55,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:55,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (598)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:55,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:55,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:55,986 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:55,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:55,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:55,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:55,988 INFO L229 MonitoredProcess]: Starting monitored process 599 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:55,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (599)] Waiting until timeout for monitored process [2024-11-09 01:01:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:57,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:57,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:57,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:57,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:57,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (599)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:57,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:57,170 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:57,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:57,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:57,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:57,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:57,173 INFO L229 MonitoredProcess]: Starting monitored process 600 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:57,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (600)] Waiting until timeout for monitored process [2024-11-09 01:01:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:58,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:58,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:58,198 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:58,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:58,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (600)] Ended with exit code 0 [2024-11-09 01:01:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:58,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:58,346 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:58,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:58,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:58,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:58,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:58,347 INFO L229 MonitoredProcess]: Starting monitored process 601 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:58,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (601)] Waiting until timeout for monitored process [2024-11-09 01:01:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:59,384 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:01:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:01:59,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:01:59,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:01:59,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:01:59,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (601)] Forceful destruction successful, exit code 0 [2024-11-09 01:01:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:01:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:01:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:01:59,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:01:59,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:01:59,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:01:59,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:01:59,539 INFO L229 MonitoredProcess]: Starting monitored process 602 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:01:59,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (602)] Waiting until timeout for monitored process [2024-11-09 01:02:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:00,604 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:00,620 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:00,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:00,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:00,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (602)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:00,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:00,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:00,752 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:00,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:00,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:00,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:00,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:00,753 INFO L229 MonitoredProcess]: Starting monitored process 603 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:00,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (603)] Waiting until timeout for monitored process [2024-11-09 01:02:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:01,725 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:01,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:01,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:01,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:01,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (603)] Ended with exit code 0 [2024-11-09 01:02:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:01,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:01,872 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:01,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:01,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:01,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:01,874 INFO L229 MonitoredProcess]: Starting monitored process 604 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:01,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (604)] Waiting until timeout for monitored process [2024-11-09 01:02:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:03,052 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:03,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:03,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:03,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:03,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (604)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:03,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:03,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:03,205 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:03,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:03,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:03,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:03,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:03,206 INFO L229 MonitoredProcess]: Starting monitored process 605 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:03,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (605)] Waiting until timeout for monitored process [2024-11-09 01:02:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:04,183 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:04,200 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:04,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:04,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:04,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (605)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:04,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:04,344 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:04,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:04,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:04,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:04,345 INFO L229 MonitoredProcess]: Starting monitored process 606 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:04,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (606)] Waiting until timeout for monitored process [2024-11-09 01:02:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:05,326 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:05,342 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:05,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:05,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:05,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (606)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:05,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:05,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:05,477 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:05,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:05,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:05,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:05,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:05,479 INFO L229 MonitoredProcess]: Starting monitored process 607 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:05,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (607)] Waiting until timeout for monitored process [2024-11-09 01:02:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:06,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:06,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:06,491 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:06,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:06,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (607)] Ended with exit code 0 [2024-11-09 01:02:06,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:06,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:06,628 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:06,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:06,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:06,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:06,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:06,629 INFO L229 MonitoredProcess]: Starting monitored process 608 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:06,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (608)] Waiting until timeout for monitored process [2024-11-09 01:02:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:07,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:07,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:07,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:07,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:07,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (608)] Ended with exit code 0 [2024-11-09 01:02:07,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:07,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:07,823 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:07,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:07,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:07,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:07,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:07,824 INFO L229 MonitoredProcess]: Starting monitored process 609 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:07,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (609)] Waiting until timeout for monitored process [2024-11-09 01:02:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:08,865 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:08,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:08,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:09,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (609)] Ended with exit code 0 [2024-11-09 01:02:09,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:09,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:09,013 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:09,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:09,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:09,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:09,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:09,015 INFO L229 MonitoredProcess]: Starting monitored process 610 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:09,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (610)] Waiting until timeout for monitored process [2024-11-09 01:02:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:10,027 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:10,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:10,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:10,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:10,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (610)] Ended with exit code 0 [2024-11-09 01:02:10,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:10,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:10,204 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:10,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:10,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:10,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:10,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:10,207 INFO L229 MonitoredProcess]: Starting monitored process 611 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:10,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (611)] Waiting until timeout for monitored process [2024-11-09 01:02:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:11,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:11,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:11,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:11,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:11,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (611)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:11,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:11,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:11,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:11,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:11,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:11,329 INFO L229 MonitoredProcess]: Starting monitored process 612 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:11,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (612)] Waiting until timeout for monitored process [2024-11-09 01:02:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:12,316 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:12,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:12,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:12,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:12,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (612)] Ended with exit code 0 [2024-11-09 01:02:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:12,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:12,480 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:12,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:12,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:12,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:12,481 INFO L229 MonitoredProcess]: Starting monitored process 613 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:12,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (613)] Waiting until timeout for monitored process [2024-11-09 01:02:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:13,500 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:13,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:13,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:13,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:13,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (613)] Ended with exit code 0 [2024-11-09 01:02:13,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:13,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:13,662 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:13,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:13,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:13,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:13,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:13,665 INFO L229 MonitoredProcess]: Starting monitored process 614 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:13,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (614)] Waiting until timeout for monitored process [2024-11-09 01:02:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:14,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:14,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:14,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:14,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:14,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (614)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:14,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:14,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:14,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:14,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:14,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:14,795 INFO L229 MonitoredProcess]: Starting monitored process 615 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:14,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (615)] Waiting until timeout for monitored process [2024-11-09 01:02:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:15,797 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:15,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:15,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:15,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (615)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:15,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:15,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:15,947 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:15,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:15,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:15,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:15,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:15,948 INFO L229 MonitoredProcess]: Starting monitored process 616 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:15,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (616)] Waiting until timeout for monitored process [2024-11-09 01:02:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:16,931 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:16,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:16,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:17,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:17,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (616)] Ended with exit code 0 [2024-11-09 01:02:17,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:17,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:17,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:17,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:17,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:17,087 INFO L229 MonitoredProcess]: Starting monitored process 617 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:17,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (617)] Waiting until timeout for monitored process [2024-11-09 01:02:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:18,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:18,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:18,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:18,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:18,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (617)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:18,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:18,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:18,280 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:18,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:18,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:18,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:18,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:18,282 INFO L229 MonitoredProcess]: Starting monitored process 618 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:18,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (618)] Waiting until timeout for monitored process [2024-11-09 01:02:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:19,288 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:19,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:19,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:19,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (618)] Ended with exit code 0 [2024-11-09 01:02:19,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:19,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:19,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:19,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:19,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:19,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:19,464 INFO L229 MonitoredProcess]: Starting monitored process 619 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:19,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (619)] Waiting until timeout for monitored process [2024-11-09 01:02:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:20,467 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:20,482 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:20,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:20,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:20,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (619)] Ended with exit code 0 [2024-11-09 01:02:20,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:20,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:20,625 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:20,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:20,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:20,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:20,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:20,626 INFO L229 MonitoredProcess]: Starting monitored process 620 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:20,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (620)] Waiting until timeout for monitored process [2024-11-09 01:02:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:21,752 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:21,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:21,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:21,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:21,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (620)] Ended with exit code 0 [2024-11-09 01:02:21,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:21,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:21,900 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:21,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:21,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:21,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:21,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:21,902 INFO L229 MonitoredProcess]: Starting monitored process 621 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:21,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (621)] Waiting until timeout for monitored process [2024-11-09 01:02:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:23,007 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:23,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:23,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:23,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:23,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (621)] Ended with exit code 0 [2024-11-09 01:02:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:23,161 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:23,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:23,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:23,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:23,163 INFO L229 MonitoredProcess]: Starting monitored process 622 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:23,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (622)] Waiting until timeout for monitored process [2024-11-09 01:02:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:24,151 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:24,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:24,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:24,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:24,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (622)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:24,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:24,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:24,309 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:24,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:24,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:24,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:24,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:24,310 INFO L229 MonitoredProcess]: Starting monitored process 623 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:24,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (623)] Waiting until timeout for monitored process [2024-11-09 01:02:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:25,443 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:25,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:25,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:25,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:25,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (623)] Ended with exit code 0 [2024-11-09 01:02:25,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:25,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:25,596 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:25,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:25,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:25,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:25,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:25,597 INFO L229 MonitoredProcess]: Starting monitored process 624 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:25,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (624)] Waiting until timeout for monitored process [2024-11-09 01:02:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:26,557 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:26,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:26,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:26,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:26,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (624)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:26,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:26,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:26,709 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:26,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:26,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:26,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:26,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:26,710 INFO L229 MonitoredProcess]: Starting monitored process 625 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:26,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (625)] Waiting until timeout for monitored process [2024-11-09 01:02:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:27,786 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:27,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:27,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:27,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:27,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (625)] Ended with exit code 0 [2024-11-09 01:02:27,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:27,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:27,937 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:27,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:27,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:27,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:27,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:27,938 INFO L229 MonitoredProcess]: Starting monitored process 626 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:27,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (626)] Waiting until timeout for monitored process [2024-11-09 01:02:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:28,930 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:28,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:28,947 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:29,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:29,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (626)] Ended with exit code 0 [2024-11-09 01:02:29,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:29,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:29,083 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:29,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:29,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:29,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:29,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:29,084 INFO L229 MonitoredProcess]: Starting monitored process 627 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:29,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (627)] Waiting until timeout for monitored process [2024-11-09 01:02:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:30,180 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:30,200 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:30,200 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:30,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (627)] Ended with exit code 0 [2024-11-09 01:02:30,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:30,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:30,340 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:30,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:30,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:30,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:30,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:30,341 INFO L229 MonitoredProcess]: Starting monitored process 628 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:30,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (628)] Waiting until timeout for monitored process [2024-11-09 01:02:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:31,480 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:31,495 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:31,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:31,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:31,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (628)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:31,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:31,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:31,634 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:31,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:31,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:31,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:31,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:31,635 INFO L229 MonitoredProcess]: Starting monitored process 629 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:31,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (629)] Waiting until timeout for monitored process [2024-11-09 01:02:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:32,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:32,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:32,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:32,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:32,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (629)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:32,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:32,886 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:32,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:32,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:32,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:32,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:32,888 INFO L229 MonitoredProcess]: Starting monitored process 630 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:32,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (630)] Waiting until timeout for monitored process [2024-11-09 01:02:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:33,949 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:33,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:33,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:34,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (630)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:34,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:34,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:34,103 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:34,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:34,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:34,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:34,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:34,104 INFO L229 MonitoredProcess]: Starting monitored process 631 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:34,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (631)] Waiting until timeout for monitored process [2024-11-09 01:02:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:35,105 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:35,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:35,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:35,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:35,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (631)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:35,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:35,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:35,268 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:35,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:35,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:35,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:35,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:35,270 INFO L229 MonitoredProcess]: Starting monitored process 632 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:35,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (632)] Waiting until timeout for monitored process [2024-11-09 01:02:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:36,347 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:36,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:36,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:36,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:36,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (632)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:36,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:36,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:36,509 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:36,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:36,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:36,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:36,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:36,510 INFO L229 MonitoredProcess]: Starting monitored process 633 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:36,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (633)] Waiting until timeout for monitored process [2024-11-09 01:02:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:37,636 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:37,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:37,651 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:37,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (633)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:37,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:37,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:37,796 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:37,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:37,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:37,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:37,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:37,798 INFO L229 MonitoredProcess]: Starting monitored process 634 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:37,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (634)] Waiting until timeout for monitored process [2024-11-09 01:02:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:38,781 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:38,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:38,796 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:38,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:38,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (634)] Ended with exit code 0 [2024-11-09 01:02:38,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:38,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:38,932 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:38,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:38,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:38,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:38,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:38,934 INFO L229 MonitoredProcess]: Starting monitored process 635 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:38,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (635)] Waiting until timeout for monitored process [2024-11-09 01:02:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:39,989 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:40,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:40,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:40,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:40,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (635)] Ended with exit code 0 [2024-11-09 01:02:40,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:40,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:40,151 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:40,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:40,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:40,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:40,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:40,152 INFO L229 MonitoredProcess]: Starting monitored process 636 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:40,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (636)] Waiting until timeout for monitored process [2024-11-09 01:02:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:41,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:41,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:41,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:41,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (636)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:41,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:41,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:41,314 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:41,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:41,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:41,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:41,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:41,315 INFO L229 MonitoredProcess]: Starting monitored process 637 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:41,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (637)] Waiting until timeout for monitored process [2024-11-09 01:02:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:42,324 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:42,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:42,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:42,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:42,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:42,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (637)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:42,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:42,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:42,479 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:42,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:42,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:42,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:42,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:42,480 INFO L229 MonitoredProcess]: Starting monitored process 638 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:42,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (638)] Waiting until timeout for monitored process [2024-11-09 01:02:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:43,566 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:43,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:43,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:43,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:43,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (638)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:43,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:43,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:43,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:43,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:43,719 INFO L229 MonitoredProcess]: Starting monitored process 639 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:43,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (639)] Waiting until timeout for monitored process [2024-11-09 01:02:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:44,669 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:44,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:44,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:44,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (639)] Ended with exit code 0 [2024-11-09 01:02:44,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:44,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:44,816 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:44,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:44,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:44,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:44,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:44,819 INFO L229 MonitoredProcess]: Starting monitored process 640 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:44,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (640)] Waiting until timeout for monitored process [2024-11-09 01:02:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:45,879 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:45,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:45,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:46,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (640)] Ended with exit code 0 [2024-11-09 01:02:46,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:46,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:46,033 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:46,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:46,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:46,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:46,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:46,035 INFO L229 MonitoredProcess]: Starting monitored process 641 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:46,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (641)] Waiting until timeout for monitored process [2024-11-09 01:02:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:46,994 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:47,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:47,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:47,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:47,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (641)] Ended with exit code 0 [2024-11-09 01:02:47,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:47,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:47,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:47,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:47,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:47,152 INFO L229 MonitoredProcess]: Starting monitored process 642 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:47,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (642)] Waiting until timeout for monitored process [2024-11-09 01:02:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:48,142 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:48,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:48,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:48,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:48,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (642)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:48,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:48,294 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:48,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:48,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:48,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:48,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:48,296 INFO L229 MonitoredProcess]: Starting monitored process 643 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:48,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (643)] Waiting until timeout for monitored process [2024-11-09 01:02:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:49,243 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:49,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:49,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:49,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (643)] Ended with exit code 0 [2024-11-09 01:02:49,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:49,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:49,393 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:49,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:49,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:49,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:49,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:49,394 INFO L229 MonitoredProcess]: Starting monitored process 644 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:49,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (644)] Waiting until timeout for monitored process [2024-11-09 01:02:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:50,399 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:50,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:50,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:50,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (644)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:50,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:50,546 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:50,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:50,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:50,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:50,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:50,547 INFO L229 MonitoredProcess]: Starting monitored process 645 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:50,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (645)] Waiting until timeout for monitored process [2024-11-09 01:02:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:51,526 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:51,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:51,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:51,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (645)] Ended with exit code 0 [2024-11-09 01:02:51,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:51,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:51,672 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:51,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:51,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:51,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:51,673 INFO L229 MonitoredProcess]: Starting monitored process 646 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:51,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (646)] Waiting until timeout for monitored process [2024-11-09 01:02:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:52,771 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:52,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:52,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:52,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (646)] Ended with exit code 0 [2024-11-09 01:02:52,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:52,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:52,927 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:52,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:52,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:52,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:52,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:52,929 INFO L229 MonitoredProcess]: Starting monitored process 647 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:52,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (647)] Waiting until timeout for monitored process [2024-11-09 01:02:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:53,938 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:53,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:53,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:54,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:54,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (647)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:54,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:54,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:54,089 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:54,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:54,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:54,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:54,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:54,090 INFO L229 MonitoredProcess]: Starting monitored process 648 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:54,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (648)] Waiting until timeout for monitored process [2024-11-09 01:02:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:55,110 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:55,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:55,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:55,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (648)] Ended with exit code 0 [2024-11-09 01:02:55,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:55,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:55,257 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:55,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:55,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:55,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:55,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:55,259 INFO L229 MonitoredProcess]: Starting monitored process 649 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:55,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (649)] Waiting until timeout for monitored process [2024-11-09 01:02:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:56,217 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:56,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:56,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:56,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:56,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (649)] Ended with exit code 0 [2024-11-09 01:02:56,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:56,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:56,369 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:56,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:56,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:56,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:56,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:56,370 INFO L229 MonitoredProcess]: Starting monitored process 650 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:56,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (650)] Waiting until timeout for monitored process [2024-11-09 01:02:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:57,346 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:57,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:57,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:57,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:57,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (650)] Forceful destruction successful, exit code 0 [2024-11-09 01:02:57,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:57,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:57,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:57,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:57,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:57,507 INFO L229 MonitoredProcess]: Starting monitored process 651 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:57,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (651)] Waiting until timeout for monitored process [2024-11-09 01:02:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:58,471 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:58,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:58,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:58,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:58,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (651)] Ended with exit code 0 [2024-11-09 01:02:58,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:58,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:58,628 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:58,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:58,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:58,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:58,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:58,629 INFO L229 MonitoredProcess]: Starting monitored process 652 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:58,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (652)] Waiting until timeout for monitored process [2024-11-09 01:02:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:59,603 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:02:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:59,619 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:02:59,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:59,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:02:59,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (652)] Ended with exit code 0 [2024-11-09 01:02:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:59,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:02:59,758 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:02:59,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:59,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:59,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:59,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:59,759 INFO L229 MonitoredProcess]: Starting monitored process 653 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:59,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (653)] Waiting until timeout for monitored process [2024-11-09 01:03:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:00,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:00,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:00,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:00,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:00,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (653)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:00,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:00,942 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:00,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:00,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:00,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:00,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:00,944 INFO L229 MonitoredProcess]: Starting monitored process 654 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:00,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (654)] Waiting until timeout for monitored process [2024-11-09 01:03:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:01,913 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:01,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:01,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:02,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (654)] Ended with exit code 0 [2024-11-09 01:03:02,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:02,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:02,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:02,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:02,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:02,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:02,074 INFO L229 MonitoredProcess]: Starting monitored process 655 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:02,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (655)] Waiting until timeout for monitored process [2024-11-09 01:03:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:03,144 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:03,159 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:03,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:03,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:03,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (655)] Ended with exit code 0 [2024-11-09 01:03:03,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:03,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:03,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:03,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:03,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:03,297 INFO L229 MonitoredProcess]: Starting monitored process 656 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:03,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (656)] Waiting until timeout for monitored process [2024-11-09 01:03:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:04,419 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:04,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:04,434 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:04,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:04,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (656)] Ended with exit code 0 [2024-11-09 01:03:04,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:04,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:04,577 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:04,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:04,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:04,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:04,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:04,578 INFO L229 MonitoredProcess]: Starting monitored process 657 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:04,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (657)] Waiting until timeout for monitored process [2024-11-09 01:03:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:05,554 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:05,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:05,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:05,569 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:05,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:05,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (657)] Ended with exit code 0 [2024-11-09 01:03:05,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:05,709 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:05,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:05,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:05,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:05,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:05,712 INFO L229 MonitoredProcess]: Starting monitored process 658 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:05,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (658)] Waiting until timeout for monitored process [2024-11-09 01:03:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:06,804 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:06,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:06,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:06,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:06,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (658)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:06,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:06,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:06,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:06,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:06,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:06,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:06,961 INFO L229 MonitoredProcess]: Starting monitored process 659 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:06,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (659)] Waiting until timeout for monitored process [2024-11-09 01:03:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:08,002 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:08,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:08,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:08,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:08,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (659)] Ended with exit code 0 [2024-11-09 01:03:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:08,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:08,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:08,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:08,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:08,158 INFO L229 MonitoredProcess]: Starting monitored process 660 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:08,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (660)] Waiting until timeout for monitored process [2024-11-09 01:03:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:09,167 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:09,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:09,182 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:09,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:09,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (660)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:09,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:09,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:09,322 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:09,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:09,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:09,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:09,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:09,324 INFO L229 MonitoredProcess]: Starting monitored process 661 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:09,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (661)] Waiting until timeout for monitored process [2024-11-09 01:03:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:10,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:10,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:10,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:10,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:10,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (661)] Ended with exit code 0 [2024-11-09 01:03:10,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:10,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:10,627 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:10,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:10,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:10,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:10,628 INFO L229 MonitoredProcess]: Starting monitored process 662 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:10,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (662)] Waiting until timeout for monitored process [2024-11-09 01:03:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:11,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:11,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:11,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:11,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:11,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (662)] Ended with exit code 0 [2024-11-09 01:03:11,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:11,807 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:11,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:11,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:11,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:11,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:11,808 INFO L229 MonitoredProcess]: Starting monitored process 663 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:11,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (663)] Waiting until timeout for monitored process [2024-11-09 01:03:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:12,990 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:13,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:13,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:13,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (663)] Ended with exit code 0 [2024-11-09 01:03:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:13,149 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:13,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:13,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:13,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:13,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:13,151 INFO L229 MonitoredProcess]: Starting monitored process 664 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:13,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (664)] Waiting until timeout for monitored process [2024-11-09 01:03:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:14,236 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:14,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:14,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:14,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:14,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (664)] Ended with exit code 0 [2024-11-09 01:03:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:14,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:14,401 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:14,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:14,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:14,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:14,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:14,402 INFO L229 MonitoredProcess]: Starting monitored process 665 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:14,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (665)] Waiting until timeout for monitored process [2024-11-09 01:03:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:15,607 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:15,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:15,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:15,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:15,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (665)] Ended with exit code 0 [2024-11-09 01:03:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:15,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:15,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:15,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:15,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:15,770 INFO L229 MonitoredProcess]: Starting monitored process 666 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:15,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (666)] Waiting until timeout for monitored process [2024-11-09 01:03:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:16,840 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:16,855 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:16,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:16,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:16,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (666)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:16,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:16,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:16,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:16,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:16,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:16,992 INFO L229 MonitoredProcess]: Starting monitored process 667 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:16,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (667)] Waiting until timeout for monitored process [2024-11-09 01:03:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:17,990 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:18,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:18,007 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:18,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:18,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (667)] Ended with exit code 0 [2024-11-09 01:03:18,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:18,148 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:18,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:18,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:18,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:18,149 INFO L229 MonitoredProcess]: Starting monitored process 668 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:18,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (668)] Waiting until timeout for monitored process [2024-11-09 01:03:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,150 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:19,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:19,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:19,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (668)] Ended with exit code 0 [2024-11-09 01:03:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:19,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:19,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:19,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:19,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:19,313 INFO L229 MonitoredProcess]: Starting monitored process 669 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:19,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (669)] Waiting until timeout for monitored process [2024-11-09 01:03:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,387 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:20,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:20,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:20,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (669)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:20,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:20,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:20,550 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:20,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:20,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:20,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:20,551 INFO L229 MonitoredProcess]: Starting monitored process 670 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:20,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (670)] Waiting until timeout for monitored process [2024-11-09 01:03:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,572 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:21,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:21,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:21,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (670)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:21,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:21,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:21,730 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:21,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:21,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:21,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:21,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:21,732 INFO L229 MonitoredProcess]: Starting monitored process 671 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:21,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (671)] Waiting until timeout for monitored process [2024-11-09 01:03:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:22,994 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:23,008 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:23,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:23,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:23,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (671)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:23,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:23,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:23,147 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:23,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:23,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:23,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:23,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:23,148 INFO L229 MonitoredProcess]: Starting monitored process 672 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:23,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (672)] Waiting until timeout for monitored process [2024-11-09 01:03:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,160 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:24,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:24,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:24,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:24,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (672)] Ended with exit code 0 [2024-11-09 01:03:24,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:24,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:24,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:24,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:24,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:24,319 INFO L229 MonitoredProcess]: Starting monitored process 673 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:24,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (673)] Waiting until timeout for monitored process [2024-11-09 01:03:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:25,326 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:25,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:25,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:25,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (673)] Ended with exit code 0 [2024-11-09 01:03:25,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:25,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:25,495 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:25,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:25,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:25,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:25,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:25,496 INFO L229 MonitoredProcess]: Starting monitored process 674 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:25,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (674)] Waiting until timeout for monitored process [2024-11-09 01:03:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,566 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:26,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:26,582 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:26,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:26,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (674)] Ended with exit code 0 [2024-11-09 01:03:26,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:26,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:26,719 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:26,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:26,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:26,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:26,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:26,720 INFO L229 MonitoredProcess]: Starting monitored process 675 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:26,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (675)] Waiting until timeout for monitored process [2024-11-09 01:03:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,706 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:27,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:27,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:27,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (675)] Ended with exit code 0 [2024-11-09 01:03:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:27,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:27,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:27,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:27,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:27,867 INFO L229 MonitoredProcess]: Starting monitored process 676 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:27,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (676)] Waiting until timeout for monitored process [2024-11-09 01:03:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,869 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:28,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:29,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (676)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:29,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:29,021 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:29,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:29,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:29,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:29,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:29,023 INFO L229 MonitoredProcess]: Starting monitored process 677 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:29,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (677)] Waiting until timeout for monitored process [2024-11-09 01:03:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,012 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:30,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:30,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:30,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (677)] Ended with exit code 0 [2024-11-09 01:03:30,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:30,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:30,190 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:30,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:30,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:30,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:30,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:30,191 INFO L229 MonitoredProcess]: Starting monitored process 678 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:30,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (678)] Waiting until timeout for monitored process [2024-11-09 01:03:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:31,209 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:31,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:31,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:31,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:31,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (678)] Ended with exit code 0 [2024-11-09 01:03:31,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:31,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:31,359 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:31,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:31,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:31,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:31,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:31,360 INFO L229 MonitoredProcess]: Starting monitored process 679 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:31,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (679)] Waiting until timeout for monitored process [2024-11-09 01:03:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:32,366 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:32,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:32,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:32,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (679)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:32,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:32,529 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:32,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:32,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:32,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:32,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:32,532 INFO L229 MonitoredProcess]: Starting monitored process 680 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:32,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (680)] Waiting until timeout for monitored process [2024-11-09 01:03:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:33,684 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:33,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:33,698 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:33,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (680)] Ended with exit code 0 [2024-11-09 01:03:33,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:33,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:33,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:33,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:33,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:33,838 INFO L229 MonitoredProcess]: Starting monitored process 681 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:33,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (681)] Waiting until timeout for monitored process [2024-11-09 01:03:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,938 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:34,953 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:34,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:35,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:35,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (681)] Ended with exit code 0 [2024-11-09 01:03:35,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:35,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:35,092 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:35,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:35,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:35,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:35,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:35,094 INFO L229 MonitoredProcess]: Starting monitored process 682 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:35,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (682)] Waiting until timeout for monitored process [2024-11-09 01:03:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:36,107 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:36,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:36,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:36,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:36,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (682)] Ended with exit code 0 [2024-11-09 01:03:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:36,266 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:36,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:36,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:36,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:36,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:36,267 INFO L229 MonitoredProcess]: Starting monitored process 683 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:36,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (683)] Waiting until timeout for monitored process [2024-11-09 01:03:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:37,270 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:37,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:37,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:37,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:37,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (683)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:37,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:37,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:37,429 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:37,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:37,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:37,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:37,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:37,430 INFO L229 MonitoredProcess]: Starting monitored process 684 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:37,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (684)] Waiting until timeout for monitored process [2024-11-09 01:03:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:38,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:38,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:38,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:38,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:38,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (684)] Ended with exit code 0 [2024-11-09 01:03:38,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:38,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:38,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:38,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:38,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:38,630 INFO L229 MonitoredProcess]: Starting monitored process 685 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:38,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (685)] Waiting until timeout for monitored process [2024-11-09 01:03:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:39,651 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:39,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:39,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:39,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:39,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (685)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:39,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:39,815 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:39,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:39,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:39,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:39,816 INFO L229 MonitoredProcess]: Starting monitored process 686 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:39,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (686)] Waiting until timeout for monitored process [2024-11-09 01:03:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:40,884 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:40,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:40,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:41,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:41,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (686)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:41,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:41,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:41,039 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:41,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:41,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:41,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:41,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:41,040 INFO L229 MonitoredProcess]: Starting monitored process 687 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:41,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (687)] Waiting until timeout for monitored process [2024-11-09 01:03:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:42,047 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:42,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:42,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:42,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:42,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (687)] Ended with exit code 0 [2024-11-09 01:03:42,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:42,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:42,206 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:42,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:42,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:42,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:42,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:42,207 INFO L229 MonitoredProcess]: Starting monitored process 688 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:42,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (688)] Waiting until timeout for monitored process [2024-11-09 01:03:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,269 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:43,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:43,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:43,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:43,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (688)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:43,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:43,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:43,424 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:43,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:43,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:43,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:43,425 INFO L229 MonitoredProcess]: Starting monitored process 689 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:43,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (689)] Waiting until timeout for monitored process [2024-11-09 01:03:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:44,408 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:44,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:44,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:44,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:44,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (689)] Ended with exit code 0 [2024-11-09 01:03:44,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:44,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:44,571 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:44,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:44,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:44,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:44,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:44,574 INFO L229 MonitoredProcess]: Starting monitored process 690 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:44,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (690)] Waiting until timeout for monitored process [2024-11-09 01:03:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:45,579 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:45,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:45,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:45,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:45,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (690)] Ended with exit code 0 [2024-11-09 01:03:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:45,733 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:45,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:45,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:45,733 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:45,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:45,734 INFO L229 MonitoredProcess]: Starting monitored process 691 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:45,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (691)] Waiting until timeout for monitored process [2024-11-09 01:03:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:46,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:46,770 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:46,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:46,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:46,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (691)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:46,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:46,916 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:46,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:46,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:46,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:46,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:46,917 INFO L229 MonitoredProcess]: Starting monitored process 692 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:46,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (692)] Waiting until timeout for monitored process [2024-11-09 01:03:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:47,983 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:47,998 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:47,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:48,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:48,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (692)] Ended with exit code 0 [2024-11-09 01:03:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:48,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:48,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:48,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:48,141 INFO L229 MonitoredProcess]: Starting monitored process 693 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:48,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (693)] Waiting until timeout for monitored process [2024-11-09 01:03:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:49,203 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:49,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:49,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:49,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:49,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (693)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:49,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:49,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:49,361 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:49,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:49,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:49,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:49,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:49,363 INFO L229 MonitoredProcess]: Starting monitored process 694 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:49,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (694)] Waiting until timeout for monitored process [2024-11-09 01:03:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:50,530 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:50,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:50,547 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:50,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (694)] Ended with exit code 0 [2024-11-09 01:03:50,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:50,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:50,683 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:50,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:50,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:50,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:50,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:50,685 INFO L229 MonitoredProcess]: Starting monitored process 695 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:50,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (695)] Waiting until timeout for monitored process [2024-11-09 01:03:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:51,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:51,703 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:51,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:51,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (695)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:51,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:51,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:51,846 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:51,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:51,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:51,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:51,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:51,847 INFO L229 MonitoredProcess]: Starting monitored process 696 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:51,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (696)] Waiting until timeout for monitored process [2024-11-09 01:03:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:53,042 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:53,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:53,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:53,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (696)] Ended with exit code 0 [2024-11-09 01:03:53,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:53,197 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:53,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:53,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:53,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:53,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:53,198 INFO L229 MonitoredProcess]: Starting monitored process 697 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:53,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (697)] Waiting until timeout for monitored process [2024-11-09 01:03:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:54,304 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:54,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:54,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:54,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:54,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (697)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:54,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:54,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:54,468 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:54,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:54,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:54,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:54,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:54,470 INFO L229 MonitoredProcess]: Starting monitored process 698 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:54,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (698)] Waiting until timeout for monitored process [2024-11-09 01:03:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:55,577 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:55,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:55,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:55,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:55,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (698)] Ended with exit code 0 [2024-11-09 01:03:55,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:55,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:55,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:55,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:55,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:55,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:55,731 INFO L229 MonitoredProcess]: Starting monitored process 699 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:55,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (699)] Waiting until timeout for monitored process [2024-11-09 01:03:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:56,851 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:56,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:56,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:56,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:57,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (699)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:57,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:57,009 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:57,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:57,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:57,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:57,011 INFO L229 MonitoredProcess]: Starting monitored process 700 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:57,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (700)] Waiting until timeout for monitored process [2024-11-09 01:03:58,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:58,059 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:58,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:58,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:58,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:58,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (700)] Ended with exit code 0 [2024-11-09 01:03:58,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:58,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:58,217 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:58,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:58,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:58,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:58,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:58,218 INFO L229 MonitoredProcess]: Starting monitored process 701 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:58,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (701)] Waiting until timeout for monitored process [2024-11-09 01:03:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:59,309 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:59,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:03:59,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:03:59,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (701)] Forceful destruction successful, exit code 0 [2024-11-09 01:03:59,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:03:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:03:59,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:59,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:59,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:59,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:59,469 INFO L229 MonitoredProcess]: Starting monitored process 702 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:59,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (702)] Waiting until timeout for monitored process [2024-11-09 01:04:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:00,600 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:00,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:00,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:00,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:00,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (702)] Ended with exit code 0 [2024-11-09 01:04:00,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:00,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:00,756 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:00,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:00,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:00,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:00,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:00,758 INFO L229 MonitoredProcess]: Starting monitored process 703 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:00,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (703)] Waiting until timeout for monitored process [2024-11-09 01:04:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:01,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:01,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:01,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:01,788 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:01,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (703)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:01,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:01,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:01,933 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:01,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:01,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:01,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:01,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:01,934 INFO L229 MonitoredProcess]: Starting monitored process 704 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:01,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (704)] Waiting until timeout for monitored process [2024-11-09 01:04:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:03,157 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:03,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:03,174 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:03,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:03,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (704)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:03,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:03,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:03,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:03,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:03,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:03,314 INFO L229 MonitoredProcess]: Starting monitored process 705 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:03,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (705)] Waiting until timeout for monitored process [2024-11-09 01:04:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:04,390 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:04,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:04,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:04,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:04,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (705)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:04,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:04,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:04,547 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:04,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:04,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:04,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:04,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:04,549 INFO L229 MonitoredProcess]: Starting monitored process 706 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:04,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (706)] Waiting until timeout for monitored process [2024-11-09 01:04:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:05,610 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:05,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:05,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:05,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:05,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (706)] Ended with exit code 0 [2024-11-09 01:04:05,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:05,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:05,757 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:05,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:05,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:05,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:05,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:05,759 INFO L229 MonitoredProcess]: Starting monitored process 707 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:05,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (707)] Waiting until timeout for monitored process [2024-11-09 01:04:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:06,855 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:06,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:06,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:06,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:07,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (707)] Ended with exit code 0 [2024-11-09 01:04:07,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:07,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:07,010 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:07,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:07,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:07,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:07,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:07,012 INFO L229 MonitoredProcess]: Starting monitored process 708 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:07,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (708)] Waiting until timeout for monitored process [2024-11-09 01:04:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:08,037 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:08,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:08,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:08,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:08,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (708)] Ended with exit code 0 [2024-11-09 01:04:08,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:08,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:08,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:08,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:08,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:08,201 INFO L229 MonitoredProcess]: Starting monitored process 709 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:08,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (709)] Waiting until timeout for monitored process [2024-11-09 01:04:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:09,257 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:09,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:09,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:09,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (709)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:09,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:09,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:09,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:09,420 INFO L229 MonitoredProcess]: Starting monitored process 710 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:09,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (710)] Waiting until timeout for monitored process [2024-11-09 01:04:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:10,529 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:10,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:10,549 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:10,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:10,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (710)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:10,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:10,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:10,735 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:10,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:10,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:10,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:10,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:10,739 INFO L229 MonitoredProcess]: Starting monitored process 711 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:10,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (711)] Waiting until timeout for monitored process [2024-11-09 01:04:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:11,789 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:11,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:11,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:11,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:11,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (711)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:11,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:11,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:11,941 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:11,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:11,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:11,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:11,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:11,942 INFO L229 MonitoredProcess]: Starting monitored process 712 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:11,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (712)] Waiting until timeout for monitored process [2024-11-09 01:04:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:13,120 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:13,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:13,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:13,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:13,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:13,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (712)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:13,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:13,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:13,279 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:13,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:13,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:13,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:13,280 INFO L229 MonitoredProcess]: Starting monitored process 713 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:13,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (713)] Waiting until timeout for monitored process [2024-11-09 01:04:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:14,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:14,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:14,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:14,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:14,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (713)] Ended with exit code 0 [2024-11-09 01:04:14,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:14,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:14,467 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:14,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:14,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:14,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:14,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:14,468 INFO L229 MonitoredProcess]: Starting monitored process 714 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:14,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (714)] Waiting until timeout for monitored process [2024-11-09 01:04:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:15,499 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:15,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:15,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:15,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:15,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (714)] Ended with exit code 0 [2024-11-09 01:04:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:15,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:15,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:15,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:15,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:15,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:15,657 INFO L229 MonitoredProcess]: Starting monitored process 715 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:15,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (715)] Waiting until timeout for monitored process [2024-11-09 01:04:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:16,763 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:16,782 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:16,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:16,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:16,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (715)] Ended with exit code 0 [2024-11-09 01:04:16,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:16,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:16,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:16,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:16,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:16,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:16,927 INFO L229 MonitoredProcess]: Starting monitored process 716 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:16,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (716)] Waiting until timeout for monitored process [2024-11-09 01:04:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:18,037 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:18,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:18,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:18,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:18,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (716)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:18,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:18,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:18,191 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:18,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:18,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:18,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:18,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:18,193 INFO L229 MonitoredProcess]: Starting monitored process 717 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:18,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (717)] Waiting until timeout for monitored process [2024-11-09 01:04:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:19,206 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:19,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:19,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:19,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:19,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (717)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:19,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:19,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:19,368 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:19,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:19,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:19,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:19,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:19,370 INFO L229 MonitoredProcess]: Starting monitored process 718 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:19,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (718)] Waiting until timeout for monitored process [2024-11-09 01:04:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:20,428 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:20,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:20,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:20,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:20,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (718)] Ended with exit code 0 [2024-11-09 01:04:20,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:20,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:20,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:20,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:20,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:20,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:20,584 INFO L229 MonitoredProcess]: Starting monitored process 719 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:20,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (719)] Waiting until timeout for monitored process [2024-11-09 01:04:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:21,654 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:21,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:21,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:21,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:21,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (719)] Ended with exit code 0 [2024-11-09 01:04:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:21,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:21,823 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:21,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:21,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:21,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:21,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:21,824 INFO L229 MonitoredProcess]: Starting monitored process 720 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:21,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (720)] Waiting until timeout for monitored process [2024-11-09 01:04:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:22,950 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:22,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:22,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:23,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:23,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (720)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:23,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:23,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:23,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:23,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:23,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:23,108 INFO L229 MonitoredProcess]: Starting monitored process 721 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:23,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (721)] Waiting until timeout for monitored process [2024-11-09 01:04:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:24,165 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:24,183 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:24,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:24,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:24,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (721)] Ended with exit code 0 [2024-11-09 01:04:24,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:24,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:24,322 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:24,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:24,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:24,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:24,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:24,323 INFO L229 MonitoredProcess]: Starting monitored process 722 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:24,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (722)] Waiting until timeout for monitored process [2024-11-09 01:04:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:25,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:25,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:25,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:25,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:25,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (722)] Ended with exit code 0 [2024-11-09 01:04:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:25,515 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:25,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:25,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:25,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:25,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:25,517 INFO L229 MonitoredProcess]: Starting monitored process 723 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:25,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (723)] Waiting until timeout for monitored process [2024-11-09 01:04:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:26,569 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:26,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:26,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:26,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:26,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (723)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:26,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:26,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:26,726 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:26,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:26,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:26,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:26,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:26,727 INFO L229 MonitoredProcess]: Starting monitored process 724 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:26,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (724)] Waiting until timeout for monitored process [2024-11-09 01:04:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:27,762 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:27,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:27,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:27,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (724)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:27,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:27,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:27,918 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:27,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:27,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:27,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:27,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:27,920 INFO L229 MonitoredProcess]: Starting monitored process 725 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:27,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (725)] Waiting until timeout for monitored process [2024-11-09 01:04:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:28,937 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:28,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:28,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:29,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (725)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:29,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:29,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:29,098 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:29,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:29,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:29,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:29,099 INFO L229 MonitoredProcess]: Starting monitored process 726 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:29,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (726)] Waiting until timeout for monitored process [2024-11-09 01:04:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:30,180 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:30,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:04:30,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 01:04:30,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (726)] Forceful destruction successful, exit code 0 [2024-11-09 01:04:30,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:30,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 42 transitions. [2024-11-09 01:04:30,341 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 01:04:30,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:04:30,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:30,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:30,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:30,342 INFO L229 MonitoredProcess]: Starting monitored process 727 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:30,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_243b1cf1-8472-4180-850f-6a565e33a37a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (727)] Waiting until timeout for monitored process